▸Orbital parameters

Orbit class	SSO
Inclination	97.7473°
Eccentricity	0.0010735
Period	96.4 min
Apogee	594 km
Perigee	579 km
Mean motion	14.93629751 rev/day
RAAN	116.3660°
Arg of perigee	316.9440°
Mean anomaly	43.0939°
B*	2.8353e-4
Rev at epoch	3,308

▸Two-line element set (TLE)

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

1 66657U 25274H 26187.34837705 .00002940 00000-0 28353-3 0 9990

2 66657 97.7473 116.3660 0010735 316.9440 43.0939 14.93629751 33084

▸ source OMM (JSON)

{
  "OBJECT_NAME": "SPIRONE",
  "OBJECT_ID": "2025-274H",
  "EPOCH": "2026-07-06T08:21:39.777+00:00",
  "MEAN_MOTION": 14.93629751,
  "ECCENTRICITY": 0.00107352,
  "INCLINATION": 97.7473,
  "RA_OF_ASC_NODE": 116.366,
  "ARG_OF_PERICENTER": 316.944,
  "MEAN_ANOMALY": 43.0939,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 66657,
  "REV_AT_EPOCH": 3308,
  "BSTAR": 0.00028352843,
  "MEAN_MOTION_DOT": 0.0000294,
  "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	SPIRONE
Operator	Sejong UniversityHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	South Korea
Launch date	Nov 26, 2025HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	2HIGHvia 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/66657

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