▸Orbital parameters

Orbit class	SSO
Inclination	98.1507°
Eccentricity	0.0011417
Period	98.5 min
Apogee	695 km
Perigee	679 km
Mean motion	14.61979034 rev/day
RAAN	15.9923°
Arg of perigee	43.2588°
Mean anomaly	316.9508°
B*	6.4899e-5
Rev at epoch	34,879

▸Two-line element set (TLE)

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

1 44874U 19092B 26188.00116955 .00000278 00000-0 64899-4 0 9997

2 44874 98.1507 15.9923 0011417 43.2588 316.9508 14.61979034348799

▸ source OMM (JSON)

{
  "OBJECT_NAME": "CHEOPS",
  "OBJECT_ID": "2019-092B",
  "EPOCH": "2026-07-07T00:01:41.049+00:00",
  "MEAN_MOTION": 14.61979034,
  "ECCENTRICITY": 0.0011417,
  "INCLINATION": 98.1507,
  "RA_OF_ASC_NODE": 15.9923,
  "ARG_OF_PERICENTER": 43.2588,
  "MEAN_ANOMALY": 316.9508,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 44874,
  "REV_AT_EPOCH": 34879,
  "BSTAR": 0.000064899,
  "MEAN_MOTION_DOT": 0.00000278,
  "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	CHEOPS
Operator	European Space AgencyHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree Swiss Space OfficeMEDIUMvia Wikidata
Country	ESA
Launch date	Dec 18, 2019HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	273HIGHvia GCAT — Jonathan McDowell's General Catalog⚠

▸Data quality

Score90 / 100

Claims9

Sources2

TLEavailable

▸Sources

GCAT — Jonathan McDowell's General CatalogCC BY 4.0planet4589.org
WikidataCC0 1.0query.wikidata.org

▸Actions

GET /api/v1/satellites/44874

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