SPTN-201

Re-entered 11 Apr 1993

SPTN-201 (NORAD 22623, COSPAR 1993-023B) was a US satellite that re-entered Earth's atmosphere on 11 Apr 1993, launched on 8 Apr 1993 on the OV-103 Spacelab mission. It was operated by GSFC as part of the Spartan programme. The spacecraft was built by GSFC on the SPTN-200 bus, with a mass of 1,289 kg. Like most satellites in low orbits, it was gradually slowed by atmospheric drag until re-entry. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

1993

launched

1993

re-entered

years on orbit

1,289

kg mass

Lifecycle

Launched8 Apr 1993 · on the OV-103 Spacelab mission

Operational13 Apr 1993 · entered service

Retired13 Apr 1993 · end of operational service

Re-entered11 Apr 1993 · atmospheric re-entry — object destroyed

Specifications

NORAD ID22623

COSPAR1993-023B

TypeSatellite

OperatorGSFC

Country / StateUS

ManufacturerGSFC

BusSPTN-200

Mass1,289 kg

ProgrammeSpartan

CategoryAST

OrbitLEO (LLEO/I)

Altitude292 × 298 km

Inclination57.0°

Frequently asked questions

What happened to SPTN-201?

SPTN-201 re-entered Earth's atmosphere on 11 Apr 1993, ending a mission that began with its launch in 1993. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did SPTN-201 re-enter the atmosphere?

SPTN-201 re-entered on 11 Apr 1993, according to Orbital Radar's historical catalogue records.

Who operated and built SPTN-201?

SPTN-201 was operated by GSFC and built by GSFC (US).

Launched together

OV-103Re-entered 1993

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.

Browse the live satellite directory → Re-entered satellites archive → Launch record: OV-103 Spacelab → What is space debris? →