- Launched
- February 1, 1958
1
- February 1, 1958
- Operator
- Manufacturer
- Launch vehicle
- Mass
- 13.97 kg
- Start point
Overview
All data
39 statements · 26% with external sources · numbers in brackets are citations
- Time of object orbit decay
- March 31, 1970
- Runtime
- 9,590,400 s
- Periapsis
- 358 km
- Apoapsis
- 2,550 km
- Inclination
- 33.24 degree
- Eccentricity
- 0.14
- Semi-major axis
- 7,832.2 km
- Orbital period
- 114.8 min
- Argument of periapsis
- 311.531 degree
- Mean anomaly
- 48.3249 degree
- Longitude of ascending node
- 334.617 degree
- Native label
- Explorer 1
- Significant event
- atmospheric entry(March 31, 1970)
- loss of signal(May 23, 1958)
- rocket launch(February 1, 1958) location: Cape Canaveral Launch Complex 26
1
On other databases
10 identifiers linking Explorer 1 across the web's reference databases
- COSPAR ID1958-001A
- Encyclopedia of China (Third Edition) ID (2026)2EciZY
- Encyclopedia of China (Third Edition) old ID (2021)401692
- Freebase ID/m/0gnwb
- Harvard designation1958 Alpha 1
- IFLA value vocabularies IDsatname#ma
- NSSDCA ID1958-001A
- Pixiv Encyclopedia IDエクスプローラー1号
- SCN00004
- Wolfram Language entity codeEntity["Satellite", "00004"]