▸Orbital parameters

Orbit class	SSO
Inclination	97.3247°
Eccentricity	0.0012401
Period	96.3 min
Apogee	590 km
Perigee	573 km
Mean motion	14.95224462 rev/day
RAAN	24.6276°
Arg of perigee	3.7438°
Mean anomaly	356.3874°
B*	1.9660e-4
Rev at epoch	13,473

▸Two-line element set (TLE)

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

1 61739U 24199E 26188.15088828 .00002112 00000-0 19660-3 0 9997

2 61739 97.3247 24.6276 0012401 3.7438 356.3874 14.95224462134733

▸ source OMM (JSON)

{
  "OBJECT_NAME": "SITRO-AIS 21",
  "OBJECT_ID": "2024-199E",
  "EPOCH": "2026-07-07T03:37:16.747+00:00",
  "MEAN_MOTION": 14.95224462,
  "ECCENTRICITY": 0.0012401,
  "INCLINATION": 97.3247,
  "RA_OF_ASC_NODE": 24.6276,
  "ARG_OF_PERICENTER": 3.7438,
  "MEAN_ANOMALY": 356.3874,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 61739,
  "REV_AT_EPOCH": 13473,
  "BSTAR": 0.0001966,
  "MEAN_MOTION_DOT": 0.00002112,
  "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	SITRO-AIS 21
Operator	Sitronics GroupHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	Russia
Launch date	Nov 4, 2024HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	3HIGHvia 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/61739

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