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🛰️ SATELLITE · HISTORICAL RECORD

SMOG-1

Re-entered 28 Jul 2024

SMOG-1 (NORAD 47964, COSPAR 2021-022AJ) was a HU satellite that re-entered Earth's atmosphere on 28 Jul 2024, launched on 22 Mar 2021 on the Soyuz Rideshare 9 mission. It was operated by BME as part of the BUTE programme. The spacecraft was built by BME on the 1P bus, with a mass of 0.25 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.

2021
launched
2024
re-entered
3
years on orbit
0.25
kg mass

Lifecycle

Launched22 Mar 2021 · on the Soyuz Rideshare 9 mission
Operational1 Jun 2024 · entered service
Retired1 Jun 2024 · end of operational service
Re-entered28 Jul 2024 · atmospheric re-entry — object destroyed

Specifications

NORAD ID47964
COSPAR2021-022AJ
TypeSatellite
OperatorBME
Country / StateHU
ManufacturerBME
Bus1P
Mass0.25 kg
ProgrammeBUTE
CategorySIG
OrbitLEO (LLEO/S)
Altitude533 × 559 km
Inclination97.6°

Frequently asked questions

What happened to SMOG-1?

SMOG-1 re-entered Earth's atmosphere on 28 Jul 2024, ending a mission that began with its launch in 2021. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did SMOG-1 re-enter the atmosphere?

SMOG-1 re-entered on 28 Jul 2024, according to Orbital Radar's historical catalogue records.

Who operated and built SMOG-1?

SMOG-1 was operated by BME and built by BME (HU).

Launched together

CAS500-1NORAD 47932ChallengeOneRe-entered 2025BEESAT 6Re-entered 2024KMSLRe-entered 2026GRBAlphaRe-entered 2025OrbiKraft-ZorkiyRe-entered 20253B5GSATRe-entered 2024STECCORe-entered 2024
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.