Polaris Intelligence
Polaris
Intelligence
About
Ctrl K
Sign in
© Polaris Intelligence 2026
PrivacyTermsAdmin

Transat

retired
Positioning Navigation TimingLEOCOSPAR 1977-106ALaunched 10/28/1977
Admin Edit
Mission & Launch
Launch Mission
Transat Mission
Launch Vehicle
Scout D-1
Launch Date
10/28/1977
Last Contact
9/17/1988
Orbit & Mass
Orbit Class
LEO
Altitude
1,081 km
Inclination
89.7 deg
Dry Mass
92 kg
Total Mass
92 kg
Payload Classification
Mission Type
Positioning Navigation Timing
Payload Category
NAV
Payload Class
D
Organizations
Operator
U.S. Navy
Manufacturer
Johns Hopkins Applied Physics Lab
Registry
COSPAR ID
1977-106A
UN Registration
ST/SG/SER.E/006
Track
Mentions
3
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

CNES will release a zero-pressure stratospheric balloon for the first time during the TRANSAT 2024 campaign.

PlanCapabilityValue 4.0Apr 30, 2024Balloons: Crossing the Atlantic with the wind

The TRANSAT 2024 campaign will take place in June in the high latitudes of Sweden at the Esrange base in Kiruna.

PlanValue 3.0Apr 30, 2024Balloons: Crossing the Atlantic with the wind

The TRANSAT 2024 campaign will involve three zero-pressure stratospheric balloons, named Sapheraller, Transat, and Atmosfer.

PlanValue 3.8Apr 30, 2024Balloons: Crossing the Atlantic with the wind