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🛰️ SATELLITE · HISTORICAL RECORD

TANCREDO-1

Re-entered 18 Oct 2017

TANCREDO-1 (NORAD 41931, COSPAR 1998-067KT) was a BR satellite that re-entered Earth's atmosphere on 18 Oct 2017, launched on 9 Dec 2016 on the 77KM No. 17501 mission. It was operated by ETEC / INPE as part of the Ubatuba programme. The spacecraft was built by ETEC/INPE on the Tubesat 1U bus, with a mass of 0.75 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.

2016
launched
2017
re-entered
1
year on orbit
0.75
kg mass

Lifecycle

Launched9 Dec 2016 · on the 77KM No. 17501 mission
Operational23 Jan 2017 · entered service
Retired23 Jan 2017 · end of operational service
Re-entered18 Oct 2017 · atmospheric re-entry — object destroyed

Specifications

NORAD ID41931
COSPAR1998-067KT
TypeSatellite
OperatorETEC / INPE
Country / StateBR
ManufacturerETEC/INPE
BusTubesat 1U
Mass0.75 kg
ProgrammeUbatuba
CategoryTECH
OrbitLEO (LLEO/I)
Altitude396 × 408 km
Inclination51.6°

Frequently asked questions

What happened to TANCREDO-1?

TANCREDO-1 re-entered Earth's atmosphere on 18 Oct 2017, ending a mission that began with its launch in 2016. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did TANCREDO-1 re-enter the atmosphere?

TANCREDO-1 re-entered on 18 Oct 2017, according to Orbital Radar's historical catalogue records.

Who operated and built TANCREDO-1?

TANCREDO-1 was operated by ETEC / INPE and built by ETEC/INPE (BR).

Launched together

STARS-C OyakiRe-entered 2018FREEDOMRe-entered 2017ITF-2Re-entered 2019Waseda-SAT 3Re-entered 2018EGGRe-entered 2017AOBA-VeloxIIIRe-entered 2018TuPODRe-entered 2017OSNSATRe-entered 2018
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.