report BPD pontianak obsrvation number 42

Radiosonde Observation log

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

Date (YYYY/MM/DD				2011 /12 /21
Observation Members				Juliansyah, M.Ramli, Rudiyanto
Observation Number				42
Observation Time				00 (UTC)
Radiosonde Number Radiosonde Frequency				G0553776 404.50 MHz
Ground Check			Reference	P(hPa): 1007,5	T(0C) : 22,1	RH (%): 0
			Difference	P (hPa): 0,1	T(0C) : -0,1	RH (%): 0
Sonde Release Time				6.30 LST
Observation End Time				07 : 34 : 48   LST
Flight Direction (16 direction)				south
Maximum Elevation				20449   (km)
Archive File Name				111221 / 111221.001
Weather Condition				Fine
Cloud Amount				3/8   Octus
Surface	Pressure			1007,8    (hPa)
	Temperature			24,3         (0C)
	Relative Humidity			100      (%)
	Surface Wind Direction			350 (deg)
	Suferface Wind Speed			0,3  (m/s)
Comments		-       Balloon launched succesed -       Data completed saved