▸Orbital parameters

Orbit class	SSO
Inclination	97.2824°
Eccentricity	0.0002010
Period	95.6 min
Apogee	551 km
Perigee	548 km
Mean motion	15.05655396 rev/day
RAAN	185.8640°
Arg of perigee	95.3496°
Mean anomaly	264.7961°
B*	-1.6756e-5
Rev at epoch	17,606

▸Two-line element set (TLE)

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

1 56331U 23058Q 26187.93591965 -.00000298 00000-0 -16756-4 0 9997

2 56331 97.2824 185.8640 0002010 95.3496 264.7961 15.05655396176063

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-5991",
  "OBJECT_ID": "2023-058Q",
  "EPOCH": "2026-07-06T22:27:43.458+00:00",
  "MEAN_MOTION": 15.05655396,
  "ECCENTRICITY": 0.000201,
  "INCLINATION": 97.2824,
  "RA_OF_ASC_NODE": 185.864,
  "ARG_OF_PERICENTER": 95.3496,
  "MEAN_ANOMALY": 264.7961,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 56331,
  "REV_AT_EPOCH": 17606,
  "BSTAR": -0.000016756,
  "MEAN_MOTION_DOT": -0.00000298,
  "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-5991
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Apr 27, 2023HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	300HIGHvia 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/56331

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