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List Sonde Observations at EGAT Tower

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GAME-T2 >> DataCenter >> Sonde >> EGAT Tower  >> Observation List (Current Position)

List of Observations in 1999

Flight No. Date and quicklook iamges by Dr. Toda Time of Flight Start (Local Time) File Name Satellite p Ta RH V WD Cloud Sky Wind Sunshine Stopped at (km) (hPa) Gill Sonic raw data Clinometer (x,y) Notes on Equipment and Data Notes on Weather
2 1999/02/15 16:44:00 90215b.dat   997.71 34.5 33     No Clouds Clear but hazy sky                    
4 1999/02/16 09:55:45 90216b.dat TRMM(9:38) 1003.15 28.5 51.5 0.75 65   Clear, Hazy sky Strong Wind Strong 1.5           p value is "vs 1010 hPa of sonde". Slow ascent with 100g balloon  
5 10:37:30 90216c.dat Landsat(10:23) 1003.24 30.7 46 0.44 133 No Clouds Hazy sky   Strong 27           p value is "vs 1010 hPa of sonde".  
6 13:26:30 90216d.dat   1000.96 34.6 45 1.7 116 Cu0.2 in E-SE horizon     Strong             p value : "vs 10006.17hPa of sonde; 1001.69 input"  
8 15:49:30 90216f.dat   998.29 34.2 34.5 0.72 217   Clear but hazy sky   Strong 28 14            
9 1999/02/17 08:50:00 90217a.dat NOAA (8:37) 1000.57 25.5 64 0.924 42 Ac 0.3 to SE horizen, Cu     Sun coming through (clouds) 20 55            
10 10:18:30 90217b.dat TRMM (10:00) 1005.95 28.7 52 0.748 65   Clear but hazy sky   Strong 29 15         RH value : "vs 38% of sonde"  
11 12:10:30 90217c.dat   999.15 34.2 36 1.23 207 Ac<0.1 in SE horizen, <<0.01 small Cu top       27 18            
12 13:59:00 90217d.dat   996.32 36.0 33 0 164 small Cu in SW&NE <0.1     Strong 28 15            
13 15:44:00 90217e.dat   994.37 35.7 32 1.716 130 Ac 0.1 to W, Cu 0.2 S-SW       27 17         RH value : "vs 23% of sonde"  
14 1999/02/18 09:33:00 90218b.dat   1000.00 27.2 63 0.202 72.4 Clear but hazy sky     sun shining strongly 29 13         PAM not in operation on this day  
15 11:21:00 90218c.dat   999.84 33.4 39.9 0.748 350 clear but hazy sky     Strong             BAD SONDE.  BAD DATA  
16 11:59:00 90218d.dat   999.04 34.0 38 0.75 78.8 clear but hazy sky     Strong                
17 14:03:00 90218e.dat   996.39 35.5 32 0.12 80.4 No clouds hazy sky   Strong 29 13            
18 15:45:30 90218f.dat   994.32 37.5 24 0.04 71.9 Ac 0.2 to S hazy sky   Strong                
19 1999/02/19 10:38:00 90219a.dat   1002.02 27.1 73 2.56 221 Sc (?) 1.0 (range of 100% RH=1600-2500 m),   Strong Wind No               10:40-10:50 a few drops of rain
20 12:23:45 90219c.dat   1001.01 30.5 56 2.58 223 Sc (?) 1.0     Sun coming through (clouds)             Wind speed data are probably wrong:  ~45 m/s <--- too large  
21 14:25:30 90219d.dat   998.40 32.6 49 2.57 226.6 Cu 0.5 here&there + As 0.5     Sun coming through (clouds)             RH Value : "vs 39% of sonde"  
22 16:15:45 90219e.dat   996.70 32.5 37.5 1.87 152 Cu 0.3+As 0.7     Sun coming through (clouds)       g90219e2.dat (16:30-17:00)   (0.76,0.69) @16:02 p value : "vs 991.04 of sonde, input:p=996.0"  
23 1999/02/20 12:26:35 90220b.dat   N/A 31.5 38 3 200 Sc 1.0 w/small holes of blue sky   Strong Wind Sun coming through (clouds) 23 33.6 g90220b1.dat (12:00-12:30) g90220b2.dat (12:30-13:00)     p value : "1005.54 of sonde, 1000.59 at 13:20", V and WD values : both are "guess"  
24 16:12:00 90220c.dat   999.20 31.6 40 1.87 200   hazy sky   Strong     g90220c1.dat (14:00-14:30) g90220c2.dat (14:30-15:00)   (0.76,0.75) @14:00, (0.95,0.69) @14:30 p value : "input:p=999.8", RH value : "34.5 of sonde", V and WD values : both are "guess"  
25 16:12:00 90220e.dat   998.04 31.5 40 1.39 160   hazy sky   Sun shining 30 11.6 g90220e1.dat (15:30-16:00) g90220e2.dat (16:00-16:30)   (0.98,0.69)@15:30,  (0.95,0.69)@16:00, (0.95,0.64)@16:30 RH value : "vs 34% of sonde "  
26 1999/02/21 09:16:15 90221a.dat   1003.00 25.0 63 1.39 0 As 0.9   low wind speed Sun coming through (clouds) 29 13 g90221a1.dat (9:00-9:30) g90221a2.dat (9:30-10:00)   (0.92,0.75)@9:00, (0.95,0.75)@9:30, (0.84,0.81)@10:00 p value : "vs 1008.32 of sonde, input:p=1003.32"  
27 10:57:30     1003.24 30.3 43.5 0.41 170 As 0.2 hazy sky low wind speed Sun shining     g90221b1.dat (10:30-11:00) g90221c1.dat (11:00-11:30)   (1.00,0.64)@10:30, (1.00,0.67)@11:00 FAILED.  NO DATA ARE AVAILABLE FOR THIS FLIGHT.  
28 11:20:10 90221c.dat   1002.87 29.5 20.5 0.91 200 As 0.2 hazy sky low wind speed Sun shining 25 25 g90221c1.dat (11:00-11:30) g90221c2.dat (11:30-12:00)   (1.00,0.67)@11:00, (0.95,0.70)@11:30, (0.78,0.77)@12:00 p value : "vs 1003 of sonde"  
29 12:51:00 90221d.dat   1001.06 32.2 37 0.68 100 Cu 0.3 hazy sky low wind speed Sun shining 23 36 g90221d1.dat (12:30-13:00) g90221d2.dat (13:00-13:30)   (0.76,0.77)@12:30, (0.80,0.73)@13:00, (0.78,0.77)@13:30    
30 14:16:45 90221e.dat   999.26 32.5 36 0.38 180 Cu 0.7 hazy sky moderate wind Sun shining 20 58 g90221e1.dat (13:30-14:00) g90221e2.dat (14:00-14:35) g90221e3.dat (14:35-15:00) (0.78,0.77)@13:30, (0.72,0.73)@14:00, (0.97,0.73)@14:30    
31 15:39:30 90221g.dat NOAA 15:31 998.30 31.7 37 0.012 120 Cu 0.2 (E), Cu 0.1 (W)   moderate wind Sun shining 29.6 12 g90221g1.dat (15:00-15:30) g90221g2.dat (15:30-16:00)   (0.92,0.75)@15:00, (0.86,0.78)@16:00    
32 1999/02/22 09:15:15 90222a.dat NOAA 9:13 1003.30 26.3 59 0.54 0?   Clear w/a little haze   Strong 28 14.9 g90222a1.dat (9:00-9:30) g90222a2.dat (9:30-10:00)   (0.92,0.77)@9:00, (0.86,0.77)@9:30, (0.78,0.77)@10:00.    
33 10:58:00 90222b.dat   1002.70 30.8 38 2.21 180   Clear w/a little haze   Strong 21 47 g90222b1.dat (10:30-11:00) g90222b2.dat (11:00-11:30)   (0.70,0.64)@10:30, (0.70,0.61)@11:00. p value : "input:1003.2"  
34 12:15:30 90222c.dat   1001.6 33.3 32 1.8 180   Clear w/a little haze moderate wind Strong 20 54.6 g90222c1.dat (11:30-12:00) g90222c2.dat (12:00-12:30)   (0.70,0.75)@11:30, (0.73,0.69)@12:00    
35 13:45:15 90222d.dat   999.73 34.0 31 0.7 180   Clear Strong Wind Strong 26 21 g90222d1.dat (13:30-14:00) g90222d2.dat (14:00-14:30)   (0.72,0.73)@13:30, (0.78,0.67)@14:00, (0.78,0.69)@14:30    
36 15:20:10 90222e.dat NOAA 15:20 998.03 34.5 29 1.23 180   Clear Strong Wind Strong 28 14.38 g90222e1.dat (15:00-15:30) g90222e2.dat (15:30-16:00)   (0.84,0.69)@15:00, (0.78,0.75)@15:30, (1.00,0.69)@16:00    
37 1999/02/23 09:00:00 90223a.dat NOAA 9:00 1002.00 23.4 76 0.62 70 Ci<0.1 Hazy sky Weak wind Sun shining 22 38 g90223a1.dat (8:30-9:00) g90223a2.dat (9:00-9:30)   (0.96,0.71)@8:30, (0.86,0.77)@9:00, (0.84,0.77)@9:30.    
38 10:27:00 90223b.dat   1002.10 31.5 41 0.96 180   Clear moderate wind sun shining strongly 26 19.7 g90223b1.dat (10:17-10:30) g90223b2.dat (10:30-11:00)   (0.80,0.75)@10:17, (0.76,0.75)@10:30, (0.72,0.73)@11:00    
39 12:08:45 90223c.dat   1000.50 33.5 38 0.63 150   Clear moderate wind Strong 24 28.5 g90223c1.dat (11:30-12:00) g90223c2.dat (12:00-12:30)   (0.84,0.73)@11:30, (0.78,0.73)@12:00, (0.95,0.73)@12:30    
40 13:37:30 90223d.dat   998.30 34.2 33 0.53 200 Cu 0.1 in SE sky   moderate wind Strong 23 34 g90223d1.dat (13:00-13:30) g90223d2.dat (13:30-14:00)   (0.92,0.73)@13:00, (0.74,0.77)@13:30, (0.72,0.75)@14:00    
41 15:08:15 90223e.dat NOAA 15:08 996.50 36.0 27 0.75 170 Cu 0.3 in NW sky mainly & here&there   Weak wind Sun Shining 30 11 g90223e1.dat (14:30-15:00) g90223e2.dat (15:00-15:30)   (0.99,0.77)@14:30, (1.05,0.58)@15:00, (1.00,0.67)@15:30    
42 1999/02/24 08:47:00 90224a.dat NOAA  8:47 999.90 25.3 65 1.17 80   Clear w/haze near horizen moderate wind Sun Shining 28 15 g90224a1.dat (8:30-9:00) g90224a2.dat (9:00-9:30)   (0.92,0.71)@8:30, (0.92,0.77)@9:00, (0.89,0.77)@9:30   Shallow ABL ~200 m (?)
43 10:32:00 90224b.dat   1000.63 30.0 52 0.28 130-160   Clear Weak wind strong 28 16 g90224b1.dat (10:00-10:30) g90224b2.dat (10:30-11:00)   (0.89,0.77)@10:00, (0.76,0.64)@10:30, (0.84,0.67)@11:00    
44 12:15:00 90224c.dat   999.20 33.5 39 0.78 80   Clear Weak wind strong 28 15 g90224c1.dat (11:30-12:00) g90224c2.dat (12:00-12:30)   (0.89,0.69)@11:30, (0.95,0.75)@12:00, (0.99,0.77)@12:30    
45 14:28:15 90224e.dat TRMM (14:28) 996.20 37.0 27 0.54 170 Cu 0.3 in E-S-W horizen   Weak wind strong 30 12 g90224e1.dat (14:00-14:30) g90224e2.dat (14:30-15:00)   (1.11,0.58)@14:00, (1.00,0.56)@14:30, (1.00,0.64)@15:00    
46 16:35:30 90224g.dat   994.20 37.3 27.5 1.97 100 Cu 0.7 here&there   moderate wind weak sunshine 16 110 g90224g1.dat (16:00-16:30) g90224g2.dat (16:30-17:00)   (1.00,0.73)@16:00, (1.00,0.77)@16:30, (0.95,0.67)@17:00    
47 1999/02/25 08:34:30 90225a.dat NOAA  8:34 999.30 25.0 73 1.14 80   Clear moderate wind sun shining 30 11.5 g90225a1.dat ( 8:00- 8:30) g90225a2.dat ( 8:30- 9:00)   (0.92,0.67)@ 8:00, (0.92,0.69)@ 8:30, (0.92,0.73)@ 9:00    
48 10:22:00 90225b.dat   1000.16 30.6 53 0.26 80   Clear Weak wind sun shining 29 13 g90225b1.dat (10:00-10:30) g90225b2.dat (10:30-11:00)   (0.84,0.69)@10:00, (0.78,0.64)@10:30, (0.72,0.75)@11:00    
49 12:16:00 90225c.dat   998.406 34.9 42 0.44 80   Clear moderate wind sun shining 29 13 g90225c1.dat (12:00-12:30) g90225c2.dat (12:30-13:00)   (0.89,0.75)@12:00, (0.86,0.69)@12:30, (0.86,0.70)@13:00    
50 14:15:45 90225d.dat   995.65 36.4 35 0.98 80 Cu 0.2(SE sky)   moderate wind sun shining 29 13.8 g90225d1.dat (14:00-14:30) g90225d2.dat (14:30-15:00)   (0.91,0.75)@14:00, (0.99,0.75)@14:30, (0.99,0.67)@15:00    
51 1999/02/26 09:08:00 90226a.dat   998.95 27.0 73 0.57 50   Clear Weak wind sun shining 28.3 14.8            
52 10:51:10 90226b.dat   998.81 32.0 54.5 0.18 180   Clear Weak wind sun shining 25.6 22.5            
53 12:25:00 90226c.dat   997.18 36.2 38 0.22 100   Clear Weak wind sun shining 20 55.3            
54 13:47:00 90226e.dat TRMM  13:40 995.39 36.7 33 2.02 60   Clear moderate wind sun shining 27.1 17.8            
55 15:30:30 90226f.dat   993.23 38.6 28 1.19 90   Clear moderate wind sun shining 29.6 12.2            
56 1999/02/27 08:47:40 90227a.dat   998.41 26.5 73 0.22 0   Clear (but hazy sky) Weak wind sun shining (but not so strong) 30 11.4            
57 10:35:30 90227b.dat   998.45 31.0 57 0.13 60   Clear Weak wind sun shining 29.6 12.2            
58 12:28:00 90227c.dat TRMM  12:28 996.94 34.0 46 0.62 70   Clear moderate wind sun shining 27 18.2            
59 14:04:00 90227d.dat   994.90 37.5 35.5 1.01 60   Clear moderate wind sun shining 25 24.5            
60 15:34:45 90227f.dat   993.27 37.2 34.5 0.62 70   Clear (but haze around horizon) moderate wind sun shining 25.5 22.5            
61 1999/02/28 08:42:45 90228a.dat   1000.75 25.5 83 0.48 270 St 1.0   Weak wind no sunshine 24.5 26.5            
62 10:32:15 90228b.dat   1001.80 29.0 62 2.38 180 St 1.0   Strong Wind no sunshine 25.4 23.2            
63 12:40:15 90228c.dat   999.92 28.5 65.5 1.67 180 Cu 0.7 (here and there)   moderate wind Sun coming through the clouds 28.5 14.4            
64 14:29:00 90228d.dat   997.82 32.5 68.5 1.06 170 Cu 0.8 (here and there) + haze   moderate wind Sun coming through the clouds 22 39.7            
65 15:45:30 90228e.dat   996.26 32.9 45.5 1.19 180 Cu 0.2 (S and N) + haze   moderate wind sun shining 29.3 12.5            
66 1999/03/01 08:26:15 90301a.dat   1000.67 26.0 70 0.92 320 Cs 0.1 (SE) + haze   Weak wind sun shining 20.4 51.9            
67 09:50:30 90301b.dat   1001.72 29.6 54 0.97 0   Clear Weak wind sun shining 29.2 13.2            
68 11:40:00 90301c.dat TRMM  11:40 1000.70 33.0 43 0.57 90 Cu 0.3 (SW and top)   Weak wind Sun coming through the clouds 28 15.6            
69 13:36:10 90301d.dat   997.82 34.9 38 0.92 80 Cu 0.3 (here and there)   moderate wind Sun coming through the clouds 29.3 12.9            
70 15:32:10 90301f.dat   994.96 35.2 36.5 0.13 90 Cu 0.2 (E and top)   moderate wind sun shining 29.7 12            
71 1999/03/02 09:10:00 90302a.dat NOAA   9:10 997.61 27.5 64.5 0.97 0 ( to 60) Cu 0.1 (NW) + haze   Weak wind sun shining 27.9 15.7            
72 10:46:00 90302b.dat   997.91 31.0 50 0.92 90   Clear moderate wind sun shining 26.8 18.8            
73 12:16:00 90302c.dat   996.42 35.0 38.5 0.22 100 Cu 0.2 (S and W)   Weak wind sun shining 26.1 20.9            
74 13:54:00 90302d.dat   993.80 34.8 37.5 0.44 300 Cu 0.6 (here and there)   moderate wind Sun coming through the clouds 27.5 16.8            
75 15:31:00 90302e.dat NOAA  15:31 991.43 38.4 28 0.4 60 Cu 0.7   moderate wind sun shining(Sun coming through the clouds) 29.5 12.4            
76 1999/03/03 08:57:00 90303a.dat NOAA   8:57 995.70 28.3 61.5 0.35 0   Clear Weak wind sun shining 29.2 13.2 g90303a1.dat ( 8:35- 9:00) g90303a2.dat ( 9:00- 9:30)   (0.86,0.75)@ 8:35, (0.86,0.75)@ 9:00, (0.86,0.75)@ 9:30.    
77 10:34:00 90303b.dat   995.96 33.3 40 0.62 0   clear moderate wind sun shining 24.1 28.7 g90303b1.dat (10:12-10:30) g90303b2.dat (10:30-11:00)   (0.95,0.75)@10:12, (0.89,0.77)@10:30, (0.89,0.73)@11:00    
78 12:02:40 90303c.dat   994.65 35.1 33.5 0.04 90   clear moderate wind sun shining 26.6 19.5 g90303c1.dat (11:30-12:00) g90303c2.dat (12:00-12:30)   (0.91,0.77)@11:30, (0.89,0.75)@12:00, (0.97,0.73)@12:30    
79 14:10:00 90303e.dat   992.87 37.0 27 0.66 60 Cu 0.3 (S and W),   moderate wind sun shining 21.7 41.8 g90303e1.dat (13:30-14:00) g90303e2.dat (14:00-14:30)   (1.03,0.75)@13:30, (0.97,0.62)@14:00, (0.91,0.75)@14:30 sensor output of RH is very low (5%)  
80 15:22:00 90303f.dat NOAA  13:20 989.97 37.6 22.5 0.48 90 Cu 0.4 (except N and E)   moderate wind sun shining 21 47.1 g90303f1.dat (15:00-15:30) g90303f2.dat (15:30-16:00)   (0.84,0.77)@15:00, (1.05,0.75)@15:30, (N/A,N/A)@16:00    

Update Log

Oct. 16, 2001
Error Correction : Flight #13 : Start time (wrong)13:44 ==> (right) 15:44
Ditto : File name changed : g90220d1.dat==>g90220e1.dat, g90220d2.dat==>g90220e2.dat, g90221b2.dat==>90221c1
Added : Daily 'Quicklook' images by Dr. Toda.  
Oct. 15, 2001
Added : Raw data of 'Gill Sonic' .  
Feb. 21, 2001
Initially opened  

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Date of Last Modification : Jul 5, 2004