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🛰️ SATELLITE · HISTORICAL RECORD

3Cat-1

Re-entered 4 Apr 2023

3Cat-1 (NORAD 43728, COSPAR 2018-096K) was a E satellite that re-entered Earth's atmosphere on 4 Apr 2023, launched on 29 Nov 2018 on the PSLV Rideshare 13 mission. It was operated by UPC as part of the UPC programme. The spacecraft was built by UPC on the Cubesat 1U bus, with a mass of 1 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.

2018
launched
2023
re-entered
5
years on orbit
1
kg mass

Lifecycle

Launched29 Nov 2018 · on the PSLV Rideshare 13 mission
Operational1 Dec 2018 · entered service
Retired1 Jan 2019 · end of operational service
Re-entered4 Apr 2023 · atmospheric re-entry — object destroyed

Specifications

NORAD ID43728
COSPAR2018-096K
TypeSatellite
OperatorUPC
Country / StateE
ManufacturerUPC
BusCubesat 1U
Mass1 kg
ProgrammeUPC
CategoryTECH
OrbitLEO (LLEO/S)
Altitude470 × 499 km
Inclination97.5°

Frequently asked questions

What happened to 3Cat-1?

3Cat-1 re-entered Earth's atmosphere on 4 Apr 2023, ending a mission that began with its launch in 2018. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did 3Cat-1 re-enter the atmosphere?

3Cat-1 re-entered on 4 Apr 2023, according to Orbital Radar's historical catalogue records.

Who operated and built 3Cat-1?

3Cat-1 was operated by UPC and built by UPC (E).

Launched together

HySISNORAD 43719Reaktor Hello WorldRe-entered 2023Hiber 1Re-entered 2023Lemur FM87Re-entered 2023Lemur FM88Re-entered 2023Dove 105aRe-entered 2022Dove 105bRe-entered 2022Dove 210cRe-entered 2022
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.