▸Orbital parameters

Orbit class	SSO
Inclination	98.6704°
Eccentricity	0.0013052
Period	99.1 min
Apogee	727 km
Perigee	709 km
Mean motion	14.52431936 rev/day
RAAN	184.0813°
Arg of perigee	292.1050°
Mean anomaly	67.8758°
B*	2.9829e-5
Rev at epoch	43,611

▸Two-line element set (TLE)

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

1 25757U 99029B 26187.92712041 .00000073 00000-0 29829-4 0 9999

2 25757 98.6704 184.0813 0013052 292.1050 67.8758 14.52431936436111

▸ source OMM (JSON)

{
  "OBJECT_NAME": "DLR-TUBSAT",
  "OBJECT_ID": "1999-029B",
  "EPOCH": "2026-07-06T22:15:03.203+00:00",
  "MEAN_MOTION": 14.52431936,
  "ECCENTRICITY": 0.0013052,
  "INCLINATION": 98.6704,
  "RA_OF_ASC_NODE": 184.0813,
  "ARG_OF_PERICENTER": 292.105,
  "MEAN_ANOMALY": 67.8758,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 25757,
  "REV_AT_EPOCH": 43611,
  "BSTAR": 0.000029829,
  "MEAN_MOTION_DOT": 7.3e-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	DLR-TUBSAT
Operator	German Aerospace CenterHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree Technische Universität BerlinMEDIUMvia Wikidata
Country	Germany
Launch date	May 26, 1999HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	45HIGHvia GCAT — Jonathan McDowell's General Catalog

▸Data quality

Score90 / 100

Claims8

Sources2

TLEavailable

▸Sources

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

▸Actions

GET /api/v1/satellites/25757

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