Report BPD Pontianak Observation number 29

Radiosonde Observation log

Station	Pontianak (LAPAN Observatory)
Position	0.00 0 S,109.370 E
Altitude	1m MSL

Date (YYYY/MM/DD				2011 /12 /15
Observation Members				Juliansyah, Ramli, M.Sayuti
Observation Number				29
Observation Time				00 (UTC)
Radiosonde Number Radiosonde Frequency				G2315360 404.50 MHz
Ground Check			Reference	P(hPa): 1008,3	T(0C) : 21,0	RH (%): 0
			Difference	P (hPa): -0,1	T(0C) : -0,1	RH (%): 0
Sonde Release Time				06.30 LST
Observation End Time				07:40:16 LST
Flight Direction (16 direction)				South West
Maximum Elevation				19901 (km)
Archive File Name				111215 / 111215.001
Weather Condition				Fine
Cloud Amount				3/8   Octus
Surface	Pressure			1008.7    (hPa)
	Temperature			24,2         (0C)
	Relative Humidity			100      (%)
	Surface Wind Direction			45  (deg)
	Suferface Wind Speed			0.0    (m/s)
Comments		-       Balloon launched succused