Skip to main content

Support Terms Privacy Choices

T-Minus ZeroComm Link

Loading

TMinusZero

Loading

Preparing the latest launch data.

T-Minus Zero

Primary launch schedule data: The Space Devs - Launch Library 2

Support Terms Privacy Privacy Choices Data Use About Help and FAQ Artemis SpaceX Jellyfish Guide Blue Origin

GPS BIIF-4 (NORAD 39166) | T-Minus Zero

Satellite

GPS BIIF-4

2013-023ANORAD 39166United States (US)Ops: +

All satellites Back to launch list

Catalog

OwnerUnited States (US)

Object typePAY

Launch siteAFETR

Launch designator2013-023

Period717.97 min

Inclination54.59°

Altitude19,806 km → 20,558 km

RCS11.000 m²

SATCAT updated2026-06-13T18:11:21.936+00:00

Groups

activegnssgps-opssarsat

Orbit (latest)

Epoch2026-06-15T16:57:17.999971+00:00

Inclination54.5048°

RAAN269.0340°

Eccentricity0.0141558

Mean motion2.005633 rev/day

Sourcesupgp

Fetched2026-06-13T13:08:24.185+00:00