Report Pontianak Observation number 27

Radiosonde Observation log

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

Date (YYYY/MM/DD				2011 /12 /14
Observation Members				Suhendi, Suheruddin, Sarwoto
Observation Number				27
Observation Time				00  (UTC)
Radiosonde Number Radiosonde Frequency				G2414256 404.50 MHz
Ground Check			Reference	P(hPa): 1009,8	T(0C) : 27,9	RH (%): 0
			Difference	P (hPa): -0,1	T(0C) : -0,2	RH (%): 0
Sonde Release Time				06.30  LST
Observation End Time				07:42:42
Flight Direction (16 direction)				East
Maximum Elevation				20223
Archive File Name				111214 / 111214.001
Weather Condition				Rain
Cloud Amount				6/8   Octus
Surface	Pressure			1009.5      (hPa)
	Temperature			24.3         (0C)
	Relative Humidity			100      (%)
	Surface Wind Direction			270   (deg)
	Suferface Wind Speed			1.7   (m/s)
Comments		-       Balloon launched succused