▸Orbital parameters

Orbit class	LEO
Inclination	81.0010°
Eccentricity	0.0005579
Period	103.9 min
Apogee	949 km
Perigee	940 km
Mean motion	13.85474735 rev/day
RAAN	348.4690°
Arg of perigee	322.2909°
Mean anomaly	37.7855°
B*	2.3606e-5
Rev at epoch	14,376

▸Two-line element set (TLE)

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

1 57762U 23133F 26187.91047300 .00000038 00000-0 23606-4 0 9999

2 57762 81.0010 348.4690 0005579 322.2909 37.7855 13.85474735143769

▸ source OMM (JSON)

{
  "OBJECT_NAME": "CHECKMATE 10",
  "OBJECT_ID": "2023-133F",
  "EPOCH": "2026-07-06T21:51:04.867+00:00",
  "MEAN_MOTION": 13.85474735,
  "ECCENTRICITY": 0.0005579,
  "INCLINATION": 81.001,
  "RA_OF_ASC_NODE": 348.469,
  "ARG_OF_PERICENTER": 322.2909,
  "MEAN_ANOMALY": 37.7855,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 57762,
  "REV_AT_EPOCH": 14376,
  "BSTAR": 0.000023606,
  "MEAN_MOTION_DOT": 3.8e-7,
  "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	CHECKMATE 10
Operator	Space Development AgencyHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Sep 2, 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/57762

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