▸Orbital parameters

Orbit class	LEO
Inclination	53.1596°
Eccentricity	0.0000999
Period	95.0 min
Apogee	520 km
Perigee	518 km
Mean motion	15.15696012 rev/day
RAAN	344.0717°
Arg of perigee	61.4924°
Mean anomaly	298.6171°
B*	4.6496e-4
Rev at epoch	25,336

▸Two-line element set (TLE)

EPOCH Jul 6, 2026SOURCE CelesTrakDERIVED currentUPDATED Jul 7, 2026

1 49739U 21115R 26187.70686843 .00008662 00000-0 46496-3 0 9992

2 49739 53.1596 344.0717 0000999 61.4924 298.6171 15.15696012253361

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-3155",
  "OBJECT_ID": "2021-115R",
  "EPOCH": "2026-07-06T16:57:53.432+00:00",
  "MEAN_MOTION": 15.15696012,
  "ECCENTRICITY": 0.0000999,
  "INCLINATION": 53.1596,
  "RA_OF_ASC_NODE": 344.0717,
  "ARG_OF_PERICENTER": 61.4924,
  "MEAN_ANOMALY": 298.6171,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 49739,
  "REV_AT_EPOCH": 25336,
  "BSTAR": 0.00046496,
  "MEAN_MOTION_DOT": 0.00008662,
  "MEAN_MOTION_DDOT": 0
}

Reconstructed from CelesTrak OMM mean-elements (element-set number is a placeholder). TLE/OMM data is approximate. Not for operational use or collision avoidance.

▸Satellite metadata

Name	STARLINK-3155
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Dec 2, 2021HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	290HIGHvia GCAT — Jonathan McDowell's General Catalog
Mission purpose	—
Object class	PAYLOADHIGH

▸Data quality

Score85 / 100

Claims7

Sources1

TLEavailable

▸Sources

GCAT — Jonathan McDowell's General CatalogCC BY 4.0planet4589.org

▸Actions

GET /api/v1/satellites/49739

//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.