2002.08.20 Tue. Radiosonde Log Note 2002.08.20 00Z(08:30JST) Fq: 402.98MHz GC P T U Calib: 1009.4 31.9 0 Sonde: 1008.1 31.7 7 Diff: 1.3 0.2 -7 Surf: 1011.3 29.4 55 Cloud amount: 2 Cloud type: Cu,As (release direcion: no) Release time: 23:31Z Burst time: 01:01Z (observation duration: 90m54s) Burst height: 20527m Remarks: We input number '41414' to 'cloud group'. After then, Minda-san setted instrument we don't need the setting. 2002.08.20 03Z(11:30JST) Fq: 403.0MHz GC P T U Calib: 1010.0 29.8 0 Sonde: 1008.4 29.1 5 Diff: 1.6 0.7 -5 Surf: 1011.5 31.5 56 Cloud amount: 4 Cloud type: Cu,As (release direcion: Cu) Release time: 02:31Z Burst time: 03:58Z (observation duration: 87m16s) Burst height: 21228m Remarks: 2002.08.20 06Z(14:30JST) Fq: 403.0MHz GC P T U Calib: 1009.5 27.6 0 Sonde: 1008.0 27.5 7 Diff: 1.6 0.0 -7 Surf: 1010.8 30.5 57 Cloud amount: 5 Cloud type: Cu,As,Cs,Ci (release direcion: As) Release time: 05:30Z Burst time: (observation duration: 119m58s) Burst height (Max observation height): 21785m Remarks: Balloon didn't burst, and connection was catted after 120 minute observation. 2002.08.20 09Z(17:30JST) Fq: 403.0MHz GC P T U Calib: 1008.5 27.0 0 Sonde: 1007.3 27.0 4 Diff: 1.0 -0.1 -4 Surf: 1009.3 30.3 60 Cloud amount: 3 Cloud type: Cu,As,Cs,Ci,Cc,Haze (release direcion: As) Release time: 08:30Z Burst time: (observation duration: ) Burst height: Remarks: 2002.08.20 12Z(20:30JST) Fq: 402.98MHz GC P T U Calib: 1009.3 25.9 0 Sonde: 1008.0 25.8 5 Diff: 1.2 0.1 -5 Surf: 1009.5 29.9 64 Cloud amount: 1 Cloud type: As (release direcion: no) Release time: 11:30Z Burst time: 22:06Z (observation duration: 96m) Burst height: 21326m Remarks: 2002.08.20 15Z(23:30JST) 1st Fq: 403.00MHz GC P T U Calib: 1010.0 27.5 0 Sonde: 1008.8 27.5 5 Diff: 1.1 0.0 -5 Surf: 1011.0 28.8 67 Cloud amount: Cloud type: (release direcion: ) Release time: 14:30Z Burst time: (observation duration: ) Burst height: Remarks: Release was successed, but data was wrong. Because balloon separated from sonde and flied away, sonde falled to ground. 2002.08.20 15Z(23:30JST) 2nd Fq: 404.5MHz GC P T U Calib: 1009.9 27.7 0 Sonde: 1143 92 Diff: Surf: Cloud amount: Cloud type: (release direcion: ) Release time: Burst time: (observation duration: ) Burst height: Remarks: Radiosonde didn't have good condition to use. 2002.08.20 15Z(23:30JST) 3rd Fq: 406.7MHz GC P T U Calib: 1009.8 27.8 0 Sonde: 1008.5 27.6 5 Diff: 1.3 0.2 -5 Surf: 1011.0 28.6 69 Cloud amount: Cloud type: (release direcion: ) Release time: 15:06Z Burst time: (observation duration: ) Burst height: Remarks: Frequency of radiosonde was not well to recieve. 2002.08.20 15Z(23:30JST) 4th Fq: 401.80MHz GC P T U Calib: 1009.8 27.8 0 Sonde: 1008.9 27.6 5 Diff: 0.9 0.2 -5 Surf: 1010.8 27.6 72 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 15:25Z Burst time: 16:43Z (observation duration: 78m) Burst height: 19189m Remarks: 2002.08.20 18Z(02:30JST) Fq: 403.00MHz GC P T U Calib: 1009.3 27.4 2 Sonde: 1008.5 27.3 8 Diff: 0.8 0.1 -6 Surf: 1010.5 27.3 71 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 17:32Z Burst time: (observation duration: ) Burst height: Remarks: When Ground Chack, we setted Humedity 2%. 2002.08.20 21Z(05:30JST) Fq: 403.00MHz GC P T U Calib: 1008.8 27.4 0 Sonde: 1007.2 28.3 7 Diff: 1.6 -0.9 -7 Surf: 1010.3 26.8 70 Cloud amount: 3 Cloud type: As,Cu (release direcion: As) Release time: 20:30Z Burst time: 22:04Z (observation duration: 94m18s) Burst height: 22540m Remarks: 2002.08.21 Wed. Radiosonde Log Note 2002.08.21 00Z(08:30JST) Fq: 402.98MHz GC P T U Calib: 1009.4 27.7 0 Sonde: 1008.1 28.5 5 Diff: 1.3 -0.8 -5 Surf: 1010.3 28.6 60 Cloud amount: 9 Cloud type: Cu,As,Ac,Cb (release direcion: Ac) Release time: 23:30Z Burst time: 01:22Z (observation duration: 112m24s) Burst height: 22684m Remarks: 2002.08.21 03Z(11:30JST) Fq: GC P T U Calib: 1009.0 28.3 0 Sonde: 1010.0 27.9 6 Diff: 1.0 -0.4 -6 Surf: 1011.7 29.0 56 Cloud amount: 3 Cloud type: Cu,As (release direcion: Cu) Release time: 02:31Z Burst time: (observation duration: 119m58s) Burst height (Max observation height): 13490m Remarks: As Balloon was too small,it didn't accomplish so high level. Connection was cutted after 2 hour observation. At 11:50JST it had little rain suddenly. 2002.08.21 06Z(14:30JST) Fq: 403.0MHz GC P T U Calib: 1008.8 27.6 0 Sonde: 1007.2 27.6 5 Diff: 1.6 0 -5 Surf: 1009.8 32.2 47 Cloud amount: 2 Cloud type: Cu,Cs,Haze (release direcion: no) Release time: 05:30Z Burst time: (observation duration: 104m22s) Burst height (Max observation height): 14655m Remarks: After above time data was something wrong, and we stopped observation. We didn't know balloon bursted or not. 2002.08.21 09Z(17:30JST) Fq: 403.0MHz GC P T U Calib: 1008.4 27.8 0 Sonde: 1007.3 27.6 6 Diff: 1.3 -0.2 -6 Surf: 1009.8 30.5 55 Cloud amount: 8 Cloud type: Cu,Sc,Cs,Ac,As (release direcion: Cu) Release time: 08:31Z Burst time: 10:00Z (observation duration: 89m31s) Burst height: 22588m Remarks: 2002.08.21 12Z(20:30JST) Fq: 404.56MHz GC P T U Calib: 1009.0 27.7 0 Sonde: 1008.0 27.6 4 Diff: 1.0 0.1 -4 Surf: 1010.5 28.5 66 Cloud amount: 3 Cloud type: Cu,Sc (release direcion: ) Release time: 20:30Z Burst time: (observation duration: 119m58s) Burst height (Max observation height): 19820m Remarks: Connection was cutted after 2 hour observation. 2002.08.21 15Z(23:30JST) Fq: 403.20MHz GC P T U Calib: 1009.9 27.4 0 Sonde: 1008.6 27.4 6 Diff: 1.3 0.0 -6 Surf: 1010.8 27.1 72 Cloud amount: 6 Cloud type: Sc,Cu (release direcion: ) Release time: 15:30Z Burst time: 17:04Z (observation duration: 94m) Burst height: 19700m Remarks: At 15:00Z it had weak rain around tower. 2002.08.21 18Z(02:30JST) Fq: 403.20MHz GC P T U Calib: 1008.9 26.6 0 Sonde: 1007.5 26.8 4 Diff: 1.4 -0.2 -4 Surf: 1010.0 26.9 69 Cloud amount: 2 Cloud type: Sc,Cu (release direcion: ) Release time: 17:30Z Burst time: 17:30Z (observation duration: 78m56s) Burst height: 19207m Remarks: 2002.08.22 Thu. Radiosonde Log Note 2002.08.22 00Z(08:30JST) Fq: 401.98MHz GC P T U Calib: 1010.2 28.7 0 Sonde: 1009.0 28.5 4 Diff: -0.1 0.3 -4 Surf: 1010.3 28.1 61 Cloud amount: 1 Cloud type: Cu (release direcion: no ) Release time: 23:30Z Burst time: 00:56Z (observation duration: 86m08s) Burst height: 19913m Remarks: Recieved wave wasn't distinguish from last one, so we setted frequency to 402MHz. 2002.08.22 03Z(11:30JST) 1st Fq: 402.5MHz GC P T U Calib: 1010.2 27.9 0 Sonde: Diff: Surf: Cloud amount: Cloud type: (release direcion: ) Release time: Burst time: (observation duration: ) Burst height: Remarks: We couldn't recieve the wave from radiosonde. 2002.08.22 03Z(11:30JST) 2nd Fq: 402.98MHz GC P T U Calib: 1010.2 28.6 0 Sonde: 1009.0 28.6 3 Diff: 1.2 0.0 -3 Surf: 1010.8 30.5 53 Cloud amount: 1 Cloud type: Cu,As,Haze (release direcion: ) Release time: 02:31Z Burst time: 03:59Z (observation duration: 88m16s) Burst height: 19817m Remarks: 2002.08.22 06Z(14:30JST) Fq: 402.98MHz GC P T U Calib: 1009.3 27.5 0 Sonde: 1008.0 27.6 3 Diff: 1.2 -0.1 -3 Surf: 1011.3 29.1 56 Cloud amount: 3 Cloud type: Cu,As (release direcion: no) Release time: 05:31Z Burst time: 07:12Z (observation duration: 101m04s) Burst height: 17766m Remarks: At above time we lost the radiosonde, and stopped observation. At 14:34JST we saw radiosonde went into cloud. Thinking from data, cloud bottom was at 900m height. 2002.08.22 09Z(17:30JST) Fq: 402.98MHz GC P T U Calib: 1008.82 28.0 0 Sonde: 1008.0 27.9 2 Diff: 0.82 0.1 -2 Surf: 1010.5 29.5 57 Cloud amount: 2 Cloud type: Cu,As (release direcion: no) Release time: 08:31Z Burst time: 10:12Z (observation duration: 101m22s) Burst height: 19923m Remarks: 2002.08.22 12Z(20:30JST) Fq: 403.34MHz GC P T U Calib: 1009.4 27.7 0 Sonde: 1008.8 27.7 3 Diff: 0.6 0.0 -3 Surf: 1010.8 29.5 60 Cloud amount: 2 Cloud type: Sc (release direcion: no) Release time: 11:30Z Burst time: 13:09Z (observation duration: 99m52s) Burst height: 20629m Remarks: Inversion layer was at about 2200m height. 2002.08.22 15Z(23:30JST) Fq: 403.44MHz GC P T U Calib: 1010.5 26.4 0 Sonde: 1009.6 27.3 3 Diff: 0.9 -0.9 -3 Surf: 1011.5 24.5 77 Cloud amount: 0 Cloud type: small Cu (release direcion: ) Release time: 14:30Z Burst time: (observation duration: about 81m) Burst height: over 19000m Remarks: Inversion layer was at about 1900m height. All of sky was clear, and star was beautiful. 2002.08.22 18Z(02:30JST) Fq: 403.34MHz GC P T U Calib: 1009.5 27.2 0 Sonde: 1008.6 27.0 3 Diff: 0.9 0.2 -3 Surf: 1010.8 25.8 73 Cloud amount: 8 Cloud type: Sc (release direcion: ) Release time: 17:30Z Burst time: 19:02Z (observation duration: 92m) Burst height: 19700m Remarks: Inversion layer was at about 1500m height. 2002.08.22 21Z(05:30JST) Fq: 403.50MHz GC P T U Calib: 1008.8 27.5 0 Sonde: 1007.8 27.3 3 Diff: 1.0 0.2 -3 Surf: 1010.0 23.0 90 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 20:30Z Burst time: 21:52Z (observation duration: 82m02s) Burst height: 19803m Remarks: Inversion layer was at about 1500m height. 2002.08.23 Fri. Radiosonde Log Note 2002.08.23 00Z(08:30JST) Fq: 402.92MHz GC P T U Calib: 1010.1 29.4 0 Sonde: 1008.8 29.2 3 Diff.: 1.2 0.2 -3 Sfc. : 1011.0 29.5 50 Cloud amount: 0~1 Cloud type: Cu, Sc(west), Cs (Release direction: No) Release time: 23:32Z Burst time: 01:18Z(observation duration: 79m46s) Burst height: 19822m Remarks: Inversion layer was confirmed about 1800m. At the same height wind direction inversed from west to east and wind speed was minimum. 2002.08.23 03Z(11:30JST) Fq: 403.02MHz GC P T U Calib: 1010.86 26.7 0 Sonde: 1009.5 26.5 3 Diff.: 1.4 0.2 -3 Sfc. : 1012.7 30.0 52 Cloud amount: 1 Cloud type: Cu Release time: 02:34Z Burst time: 04:28Z(observation duration: 98m54s) Burst height:18381m Remarks: the height of the bottom of cloud was 800m (because relative humidity in more than 800m was higher than that at less than 800m). 2002.08.23 06Z(14:30JST) Fq: 403.00MHz GC P T U Calib: 1009.8 27.0 0 Sonde: 1008.5 26.9 3 Diff: 1.1 0.2 -3 Surf: 1010.5 31.5 58 Cloud amount: 3 Cloud type: Cu,Sc (by Higuchi) (release direcion: ) Release time: 05:41Z Burst time: 07:12Z (observation duration: 91m08s) Burst height: 20323m Remarks: 800m;bottom of cloud 1200m;profile changing point (Humedity changed high to low.) 1700m;profile changing point 2000m;profile changing point (Tempreture), invertion layer 4000m;profile changing point (Humedity decreased.) 7000m;prifile changing point (Humedity decreased rapidly and Tempreture profile became weak.)) 10500m;Wind speed increased and derection changed to westerly. 2002.08.23 09Z(17:30JST) Fq: 402.98MHz GC P T U Calib: 1009.6 27.2 0 Sonde: 1009.0 27.1 2 Diff: 0.6 0.1 -2 Surf: 1011.0 30.5 51 Cloud amount: 1 Cloud type: Cu,Sc(Southern sky) (release direcion: no ) Release time: 08:31Z Burst time: @@@ (observation duration: ) Burst height: Remarks: 800m;bottom of cloud 1500-2000m;invertion layer about 2000m;Humedity was minimam. 2002.08.23 12Z(20:30JST) Fq: 403.30MHz GC P T U Calib: 1009.9 25.9 0 Sonde: 1009.7 25.8 1 Diff: 0.2 0.1 -1 Surf: 1010.8 25.6 75 Cloud amount: 0 Cloud type: Sc (release direcion: ) Release time: 11:31Z Burst time: 13:01Z (observation duration: 91m30s) Burst height: 18500m Remarks: 1250m;invertion layer 1000-1600m;invertion layer 2002.08.23 15Z(23:30JST) Fq: 403.30MHz GC P T U Calib: 1010.4 28.0 0 Sonde: 1009.3 28.0 3 Diff: 1.1 0.0 -3 Surf: 1011.3 24.5 76 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 14:30Z Burst time: (observation duration: ) Burst height: Remarks: 700m;invertion layer 1000-1200m;invertion layer (strong one) 2002.08.23 18Z(02:30JST) Fq: 403.36MHz GC P T U Calib: 1009.1 28.1 0 Sonde: 1008.1 28.0 2 Diff: 1.0 0.1 -2 Surf: 1010.3 24.9 77 Cloud amount: 3 Cloud type: Sc (release direcion: no) Release time: 17:33Z Burst time: (observation duration: ) Burst height: Remarks: 1200-1800m;invertion layer 2002.08.24 Sat. Radiosonde Log Note 2002.08.24 00Z(08:30JST) Fq: 403.00MHz GC P T U Calib: 1009.9 28.4 0 Sonde: 1008.1 28.2 2 Diff: 1.8 0.2 -2 Surf: 1011.7 29.0 69 Cloud amount: 8 Cloud type: St,Cu,Sc (release direcion: Sc) Release time: 23:31Z Burst time: 01:34Z (observation duration: 93m42s) Burst height: 20198m Remarks: Judging from cloud moving, wind shear was strong. (at surface) 750m; bottom of cloud 1600m; Radiosonde went into cloud? (6 minute after release) Humedity decreased rapidly and tempreture decreased. 1650-1900m; invertion layer 6600m; Humedity decreased. (Caused by down draft?) 2002.08.24 03Z(11:30JST) Fq: 402.98MHz GC P T U Calib: 1010.6 28.8 0 Sonde: 1009.7 28.7 3 Diff: 0.9 0.1 -3 Surf: 1012.2 31.0 57 Cloud amount: 2 Cloud type: Cu,As,Cs (release direcion: Cu) Release time: 02:31Z Burst time: 04:00Z (observation duration: 89m06s) Burst height: 19325m Remarks: 650m; bottom of cloud 1650-2000m;invertion layer 2800m; weak invertion layer 2002.08.24 06Z(14:30JST) Fq: 402.00MHz GC P T U Calib: 1009.5 28.8 0 Sonde: 1008.2 28.7 3 Diff: 1.3 0.1 -3 Surf: 1011.5 32.0 54 Cloud amount: 4 Cloud type: Cu,Sc,Cb,As,Ac,Haze (release direcion: Cu) Release time: 05:32Z Burst time: 07:06Z (observation duration: 94m36s) Burst height: 20563m Remarks: Recieved wave wasn't distinguish from last one, so we setted frequency to 402MHz. Radiosonde didn't go into cloud. 600m; bottom of cloud 1100m,1500m; weak invertion layer 2100-2300m; invertion layer (In this layer humedity was low.) 6600m; profile changing point (Humedity changed high to low.) 2002.08.24 09Z(17:30JST) 1st Fq: 403.06MHz GC P T U Calib: 1008.4 26.4 0 Sonde: 1007.3 26.3 2 Diff: 1.1 0.1 -2 Surf: 1010.5 30.1 64 Cloud amount: 2 Cloud type: Cu,Sc,St (release direcion: no) Release time: 08:33Z Burst time: (observation duration: ) Burst height: Remarks: Because data became somothing wrong at 6000-7000m height, we released new balloon again. But lower layer data was recieved. (It might have mixing of recieved wave? by Minda-san) Radiosonde wasn't went into cloud. 1000m; bottom of cloud 1000-2000m; It had very weak tempreture shear. 1900m; weak invertion layer. 2002.08.24 09Z(17:30JST) 2nd Fq: 402.00MHz GC P T U Calib: 1008.5 26.8 0 Sonde: 1007.6 26.8 3 Diff: 0.9 0.0 -3 Surf: 1009.5 29.9 65 Cloud amount: 2 Cloud type: Cu,Sc,St,Haze (release direcion: no) Release time: 09:36Z Burst time: (observation duration: 100m18s) Burst height(max observed height): 17173m Remarks: 2002.08.24 12Z(20:30JST) Fq: 404.76MHz GC P T U Calib: 1008.6 26.6 0 Sonde: 1008.0 26.5 3 Diff: 0.6 0.1 -3 Surf: 1010.0 30.5 63 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 11:30Z Burst time: 11:58Z (observation duration: 28m04s) Burst height: Remarks: 2002.08.24 15Z(23:30JST) 1st Fq: 404.66MHz GC P T U Calib: Sonde: Diff: Surf: Cloud amount: Cloud type: (release direcion: ) Release time: Burst time: (observation duration: ) Burst height: Remarks: Radiosonde had probrem to observation. The part of frequency control had troble? (by Minda-san) 2002.08.24 15Z(23:30JST) 2nd Fq: 404.58MHz GC P T U Calib: 1009.1 26.6 0 Sonde: 1007.3 26.5 1 Diff: 1.8 0.1 -1 Surf: 1009.8 30.4 66 Cloud amount: 7 Cloud type: Sc (release direcion: ) Release time: 23:30Z Burst time: 01:04Z (observation duration: 94m02s) Burst height: 20490m Remarks: When radiosonde fall down, we couldn't recieve data. 2002.08.24 18Z(02:30JST) Fq: 404.80MHz GC P T U Calib: 1008.3 25.9 0 Sonde: 1007.8 25.7 0 Diff: 0.5 0.2 0 Surf: 1009.8 28.8 65 Cloud amount: 2 Cloud type: Sc (release direcion: ) Release time: 17:31Z Burst time: 19:00Z (observation duration: 89m58s) Burst height: 20247m Remarks: 2002.08.24 21Z(05:30JST) Fq: 404.66MHz GC P T U Calib: 1008.2 27.9 0 Sonde: 1007.0 27.7 -1 Diff: 1.2 0.2 1 Surf: 1009.0 28.4 77 Cloud amount: 9 Cloud type: Sc,Cu (release direcion: ) Release time: 20:31Z Burst time: 21:37Z (observation duration: 67m08s) Burst height: 19941m Remarks: When balloon releasing, it had little rainfall. 800-2200m; cloud (Humedity was 85-95%.) 2100-2500m; invertion layer 2002.08.25 Sun. Radiosonde Log Note 2002.08.25 00Z(08:30JST) Fq: 402.96MHz GC P T U Calib: 1008.5 28.1 0 Sonde: 1007.3 28.0 0 Diff: 1.2 0.1 0 Surf: 1010.8 28.3 94 Cloud amount: 10 Cloud type: Nb,St,Sc (release direcion: Nb) Release time: 23:30Z Burst time: 00:54Z (observation duration: 86m24s) Burst height: 19560m Remarks: When balloon releasing, it had rainfall. 1050-2550m; Humedity was over 90%. (It had rain here?) 2550m; humedity profile changing point (Humedity and tempreture decreased from here.) 2600-2750m; invertion layer 6200m; humedity profile changing point (Humedity changed high to low.) 6200-6650m; invertion layer 2002.08.25 03Z(11:30JST) Fq: 403.08MHz GC P T U Calib: 1008.8 26.4 0 Sonde: 1007.3 26.4 0 Diff: 1.5 0.0 0 Surf: 1010.3 29.8 66 Cloud amount: 9 Cloud type: St,Sc,Cu,Ac,As (release direcion: St) Release time: 02:32Z Burst time: 03:52Z (observation duration: 80m08s) Burst height: 21399m Remarks: In this radiosonde data, we couldn't find remarkable change as finding in other data. Judging from data and time when balloon went into cloud, bottom of cloud was about 2400m. At higher level than 1000m, wind speed was strong. (u-direction) 6000m; invertion layer (Humedity changed high to low.) 2002.08.25 06Z(14:30JST) Fq: 403.04MHz GC P T U Calib: 1007.9 26.6 0 Sonde: 1006.9 26.7 -1 Diff: 1.0 -0.1 1 Surf: 1009.5 31.5 63 Cloud amount: 3 Cloud type: Cu,Sc,Ac,As (release direcion: Cu) Release time: 05:31Z Burst time: 07:24Z (observation duration: 113m00s) Burst height: 23864m Remarks: 500m; bottom of cloud? (It was hard to determine from profile. We saw balloon went near cloud at 10 minute after release, it was about 2000m from data.) 2000m; invertion layer (Humedity changed high to low.) 6000m; invertion layer (Humedity changed high to low.) 2002.08.25 09Z(17:30JST) Fq: 402.96MHz GC P T U Calib: 1006.7 26.6 0 Sonde: 1005.6 26.4 0 Diff : 1.1 0.2 0 Sfc : 1008.3 30.5 65 Cloud amount: 1 Cloud type: Cu, Sc, As Release time: 08:31Z Burst time: 10:40Z (observation duration: 109m44s) Burst height: 21410m Remarks: Inversion layer existed at 1.8km, but it looked like equivalent temp. layer? The height of the bottom of the cloud was 1.0km and the top of it was 2.0km. Equivalent temp. layer existed from 6.2km to 6.6km. 2002.08.25 12Z(20:30ZJST) Fq: 404.58MHz GC P T U Calib: 1007.7 25.6 0 Sonde: 1006.6 27.2 1 Diff : 1.1 -1.6 -1 Sfc : 1009.0 26.5 73 Cloud amount: 0 Cloud type: Release time: 11:30Z Burst time: 12:49Z (observation duration: 79m34s) Burst height: 20515m Remarks: Though sonde was out of order, the new one was exchanged. Because of no wave recieving at 89m46s, This observation existed. The reciever catched other? sonde at 406MHz, but not recieved again. The height of the inversion layer was about 2000m. And weak inversion layer existed at 6500m with decreasing relative humidity. 2002.08.25 15Z(23:30JST) Fq: 404.64MHz GC P T U Calib: 1009.1 27.7 0 Sonde: 1008.4 27.8 1 Diff : 0.7 -0.1 -1 Sfc: 1010.5 25.8 87 Cloud amount: 0 Cloud type: Release time: 14:30Z Burst time: 15:52Z (observation duration: 82m40s) Burst height: 20919m Remarks: The height of the inversion layer was about 2000m. And the weak inversion layer existed about at 6600m height. 2002.08.25 18Z(02:30JST) Fq: 404.82MHz GC P T U Calib: 1008.0 27.5 0 Sonde: 1007.0 27.2 1 diff : 1.0 -0.3 -1 Sfc : 1008.8 25.9 83 Cloud amount: 0 Cloud type: Release time: 17:47Z Burst time: 18:44Z(observation duration: 57m24s) Burst height: 16841m Remarks: We relased the sonde two times for only the balloon was released. Because of the shock the fallen sonde caused, it was inpossible to take the data correctly. In second release, we confirm the inversion layer about 2000m height and the weak inversion layer existed about 6500m. 2002.08.25 21Z (05:30JST) Fq: 404.80MHz GC P T U Calib: 1006.6 27.2 0 Sonde: 1005.2 27.2 0 diff : 1.4 0 0 Sfc: 1007.8 24.4 90 Cloud amount: 0 Cloud type: Release time: 20:30Z Burst time: 21:46Z (observation duration: 63m46s) Burst height: 20091m Remarks: The height of the inversion layer was about 2000m. 2002.08.26 Mon. Radiosonde Log Note 2002.08.26 00Z(08:30JST) Fq: 403.04MHz GC P T U Calib: 1007.7 28.4 0 Sonde: 1006.7 28.7 -0 Diff: 1.0 -0.3 0 Surf: 1009.0 29.8 60 Cloud amount: 2 Cloud type: Cu,Sc(southern sky) (release direcion: no) Release time: 23:31Z Burst time: 01:00Z (observation duration: 89m46s) Burst height: 21254m Remarks: 600m; bottom of cloud? 650-730m; invertion layer 2000-2600m; invertion layer (Tempreture increasing ratio was about 0.25k/100m.) We couldn't find invertion layer at 6000m as yesterday. Humedity was oscilating until 10000m height, and there it decreased rapidly.(30% to 2%) 2002.08.26 03Z(11:30JST) Fq: 402.98MHz GC P T U Calib: 1007.7 26.8 0 Sonde: 1006.3 26.8 0 Diff: 1.4 0.0 0 Surf: 1009.3 30.1 62 Cloud amount: 1 Cloud type: Cu,Sc (release direcion: ) Release time: 02:31Z Burst time: 04:21Z (observation duration: 110m34s) Burst height: 226644m Remarks: 750m; invertion layer (Humedity changed high to low.) 2000-2700m; layer which has low decreasing ratio of tempreture including invertion layer (In this layer, we couldn't see rapidly humedity change. Humwdity was decreasing with oscillating.) 5700m: invertion layer (It didn't have rapidly humedity change, but oscillation was large. ) 10000m; constant tempretuer layer (Humedity was decreased upper of the layer.) 17000m; ozone layer in stratoshere? 2002.08.26 06Z(14:30JST) Fq: 402.98MHz GC P T U Calib: 1006.8 26.4 0 Sonde: 1005.6 26.4 0 Diff: 1.2 0 0 Surf: 1007.8 31.1 59 Cloud amount: 1 Cloud type: Cu,Sc (release direcion: ) Release time: 05:31Z Burst time: 07:17Z (observation duration: 106m16s) Burst height: 23826m Remarks: 750m; Tempreture changing ratio was low. 1000-2500m; Humedity was decreasing with oscillating. 2000-2500m; invertion layer 2300-2600m; invertion layer (Humedity changed 60% to 30%.) 2002.08.26 09Z(17:30JST) Fq: 402.98MHz GC P T U Calib: 1006.2 26.2 0 Sonde: 1005.0 26.2 -1 Diff: 1.2 0 1 Surf: 1007.3 31.4 58 Cloud amount: 2 Cloud type: Cu,As(west part of sky),St (release direcion: ) Release time: 08:31Z Burst time: 10:17Z (observation duration: 106m38s) Burst height: 22124m Remarks: 800-870m;invertion layer (Humedity changed high to low.) 2200-2500m;invertion layer (Humedity changed high to low.) 5600-6000m;almost constant tempreture layer (Humedity value oscillated.) 2002.08.26 12Z(20:30JST) Fq: 404.62MHz GC P T U Calib: 1006.9 28.1 0 Sonde: 1006.4 28.1 0 Diff: 0.5 0 0 Surf: 1008.3 29.5 69 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 11:34Z Burst time: 13:05Z (observation duration: 91m08s) Burst height: 191884m Remarks: 2002.08.26 15Z(23:30JST) Fq: 404.64MHz GC P T U Calib: 1008.2 27.4 0 Sonde: 1007.0 27.7 -2 Diff: 1.2 -0.3 2 Surf: 1009.0 26.9 76 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 14:30Z Burst time: 15:31Z (observation duration: 61m24s) Burst height: 17638m Remarks: At about 11800m, recieced wave was little mixed other wave. 2002.08.26 18Z(02:30JST) Fq: 404.72MHz GC P T U Calib: 1006.9 27.8 0 Sonde: 1005.0 28.1 1 Diff: 0.9 -0.3 -1 Surf: 1008.3 25.0 81 Cloud amount: 0 Cloud type: (release direcion: ) Release time: 17:30Z Burst time: 18:44Z (observation duration: 74m22s) Burst height: 19627m Remarks: Moon was so beautiful!! 2002.08.26 21Z(05:30JST) Fq: 404.60MHz GC P T U Calib: 1006.4 27.3 0 Sonde: 1005.5 27.5 1 Diff: 0.9 -0.2 -1 Surf: 1007.6 25.9 79 Cloud amount: 3 Cloud type: Sc (release direcion: ) Release time: 20:30Z Burst time: (observation duration: 52m54s) Burst height (Max observation height): 19820m Remarks: We made balloon so big as Hiyama-san said. We thought above height was enough to observe, and stopped. 2002.08.27 Tue. Radiosonde Log Note 2002.08.27 00Z(08:30JST) Fq: 402.94MHz GC P T U Calib: 1007.3 28.4 0 Sonde: 1006.2 29.6 -0 Diff: 1.1 -1.2 0 Surf: 1009.3 28.4 65 Cloud amount: 1 Cloud type: Cu,Sc(west part of sky) (release direcion: no) Release time: 23:31Z Burst time: 00:31Z (observation duration: 60m42s) Burst height: 17876m Remarks: 670m;weak invertion layer (Humedity changed high to low.) 2200-2500m;invertion layer (Humedity changed high to low.) 6400m;tempreture constant layer (little) 7500m;Humedity was maximam. 8800-9000m;invertion layer (Humedity changed to almost 0%.)