Category:Vanguard III

**Vanguard 3**
	American research satellite
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Instance of	geomagnetic satellite;
Subclass of	Vanguard;
Country of origin	United States of America;
Operator	National Aeronautics and Space Administration;
Start point	Cape Canaveral Launch Complex 18; Cape Canaveral;
Manufacturer	United States Naval Research Laboratory;
Space launch vehicle	Vanguard (SLV-7);
UTC date of spacecraft launch	18 September 1959 (05:20:07);
Significant event	rocket launch (1959, Cape Canaveral Launch Complex 18); loss of signal (1959);
Powered by	silver-zinc battery;
Mass	23.7 kg (spacecraft); 42.9 kg (rocket stage, spacecraft);
Diameter	50.8 cm;
Height	116.8 cm;
Authority file
	Q632896;
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Media in category "Vanguard III"

The following 2 files are in this category, out of 2 total.