Photo: Bill Ingalls · Public domain (US government)

NROL-55Multipayload mission

Success ULA, Atlas V 401

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Mission

Government/Top Secret · LEO

Classified payload for the U.S. National Reconnaissance Office.

What it put in orbit

Passes over you For a few days after launch the 12 satellites fly one behind another, a “train” you can see as a line of moving stars. When will it cross your sky?

ObjectTypeOrbitGlobe
USA 264 2015-058A Payload 945 × 1266 km · 63.4° Globe
AEROCUBE 5C 2015-058B Payload 505 × 789 km · 64.8° Globe
AEROCUBE 7 2015-058C Payload 486 × 669 km · 64.8° Globe
FOX-1A (AO-85) 2015-058D Payload 494 × 692 km · 64.8° Globe
SINOD-D 1 2015-058E Payload 486 × 668 km · 64.8° Globe
ARC-1 2015-058F Payload 321 × 368 km · 64.8° Globe
SNAP-3 ALICE 2015-058G Payload re-entered 2026-09-19
LMRST-SAT 2015-058H Payload 494 × 695 km · 64.8° Globe
Show all 16 objects
SNAP-3 EDDIE 2015-058J Payload re-entered 2026-09-16
PROPCUBE 3 2015-058K Payload 488 × 676 km · 64.8° Globe
BISONSAT 2015-058L Payload 447 × 571 km · 64.8° Globe
SNAP-3 JIMI 2015-058M Payload 475 × 637 km · 64.8° Globe
PROPCUBE 1 (FLORA) 2015-058N Payload 500 × 698 km · 64.8° Globe
SINOD-D 3 2015-058P Payload 492 × 674 km · 64.8° Globe
ATLAS 5 CENTAUR R/B 2015-058Q Rocket body 463 × 631 km · 64.8° Globe
USA 264 DEB 2015-058R Debris 942 × 1269 km · 63.4° Globe

COSPAR ID 2015-058. Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).

Where to watch

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