Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:satellite
astronomer |
| gptkbp:alsoKnownAs |
HEAO-A
|
| gptkbp:catalogueNumber |
gptkb:1977-075A
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:decommissioned |
1979-01-09
|
| gptkbp:discoveredBy |
X-ray sources
|
| gptkbp:duration |
18 months
|
| gptkbp:followedBy |
HEAO-2 satellite
|
| https://www.w3.org/2000/01/rdf-schema#label |
HEAO-1 satellite
|
| gptkbp:instrument |
X-ray detectors
|
| gptkbp:launchDate |
1977-08-12
|
| gptkbp:launchSite |
gptkb:Cape_Canaveral_LC-36B
|
| gptkbp:launchVehicle |
gptkb:Atlas-Centaur
|
| gptkbp:mass |
2700 kg
|
| gptkbp:missionType |
X-ray astronomy
|
| gptkbp:operator |
gptkb:NASA
|
| gptkbp:orbitType |
gptkb:Low_Earth_Orbit
|
| gptkbp:partOf |
gptkb:High_Energy_Astronomy_Observatory_program
|
| gptkbp:precededBy |
gptkb:Uhuru_satellite
|
| gptkbp:purpose |
survey the sky for X-ray sources
|
| gptkbp:bfsParent |
gptkb:1H_0532-664
gptkb:1H_1934+098 gptkb:Large_Area_Detector |
| gptkbp:bfsLayer |
8
|