▸Orbital parameters

Orbit class	SSO
Inclination	97.7526°
Eccentricity	0.0002095
Period	93.9 min
Apogee	467 km
Perigee	464 km
Mean motion	15.33467667 rev/day
RAAN	186.8299°
Arg of perigee	175.3299°
Mean anomaly	184.7963°
B*	4.1928e-4
Rev at epoch	99,032

▸Two-line element set (TLE)

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

1 32791U 08021J 26187.97759588 .00013488 00000-0 41928-3 0 9996

2 32791 97.7526 186.8299 0002095 175.3299 184.7963 15.33467667990324

▸ source OMM (JSON)

{
  "OBJECT_NAME": "SEEDS II (CO-66)",
  "OBJECT_ID": "2008-021J",
  "EPOCH": "2026-07-06T23:27:44.284+00:00",
  "MEAN_MOTION": 15.33467667,
  "ECCENTRICITY": 0.0002095,
  "INCLINATION": 97.7526,
  "RA_OF_ASC_NODE": 186.8299,
  "ARG_OF_PERICENTER": 175.3299,
  "MEAN_ANOMALY": 184.7963,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 32791,
  "REV_AT_EPOCH": 99032,
  "BSTAR": 0.00041928,
  "MEAN_MOTION_DOT": 0.00013488,
  "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	SEEDS II (CO-66)
Operator	Nihon DaigakuHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree Nihon UniversityMEDIUMvia Wikidata
Country	Japan
Launch date	Apr 28, 2008HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	1HIGHvia 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/32791

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