Skip to content
SatelliteIndex

Satellite · NORAD 25940 · COSPAR 1999-057A

CBERS 1 (ZY 1A)

UnknownPayloadLEOEarth observation derived
  • Operator China/Brazil
  • Constellation —
  • Country China

Altitude now

—

no element set

Velocity

—

Inclination

98.85°

Period

100.2 min

100.2 min

Perigee

764km

Apogee

773km

orbit unavailableNo orbital element set on file.· Metadata updated 10 h ago

Live position

Live position

Live position unavailable — no public orbital element set exists for this object (it may be classified, untracked or too small to catalogue).

Mission

Mission & classification

Mission type derived
Earth observation
Object type
Payload
Radar cross-section
3.2 m²

CelesTrak groups

Not listed in any CelesTrak group.

Aliases

  • CBERS 1 (ZY 1A)Celestrak Satcat

Ownership

Operator & country

Operator
—
SATCAT owner code
CHBZ · China/Brazil
Country
China CN

Launch

Launch

Launch page →
Launch date
14 Oct 1999
COSPAR launch id
1999-057
Launch site
Taiyuan Satellite Launch Center

Objects from the same launch · 40+

All objects from launch 1999-057 →

Change log

History

No changes recorded since first ingestion on 11 Sept 2026 18:54 UTC. Status, orbit class, name and ownership changes are logged here as sources are re-ingested.

Regulatory

UN registration

UN Register of Objects Launched into Outer Space (UNOOSA) — connector planned, not yet ingested; registration unavailable

Transparency

Sources & provenance

All sources →

No source is linked to this record yet — the catalogue row exists but no provenance entry has been written for it.

Field provenance

No field-level provenance recorded.

Timeline

Events

All events →

No events detected for this object yet. Launches, decays and orbit changes are generated by the derived-analytics connector.

Reference

Identifiers

NORAD catalogue number
25940
COSPAR / international designator
1999-057A
SatelliteIndex id
sat_01M28X3JQB92CNK8DB33HQ840T
Canonical slug
cbers-1-zy-1a-25940

Orbit class, mission type and constellation membership are derived by SatelliteIndex (Earth observation) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.