STTW-2

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite STTW-2 at a glance.

Uptime

13697

Days in orbit

Revolutions

≈ 1.0

Per day

Orbit

OTHER

Other

Inclination

13.5

Latest

Satellite identification and parameters

Extended collection of information and parameters for STTW-2.

Object identification

Identified? True

Debris? False

Object name: STTW-2

International designator: 1988-014A

Object number (NORAD): 18922

Object ID (CCSDS): 18922

Country: PEOPLES REPUBLIC OF CHINA (PRC)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 1436.248 minutes

Inclination: 13.4947 deg

SMA: 42167.682 km

Apoapsis: 35816.956 km

Periapsis: 35762.138 km

RAAN: 341.7414 deg

Eccentricy: 0.00065

Argument of periapsis: 175.9579 deg

Mean anomaly: 211.8949 deg

Mean motion: 1.00261263 rev/day

Mean motion (dot): 0.00000018 rev/day2

B* drag term: 0.0 1/REarth

Two-line elements (TLE)

Creation date: Sept. 5, 2025, 4:46 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Sept. 4, 2025, 9:33 p.m. UTC

TLE line 0: 0 STTW-2

TLE line 1: 1 18922U 88014A 25247.89853692 .00000018 00000-0 00000-0 0 9992

TLE line 2: 2 18922 13.4947 341.7414 0006500 175.9579 211.8949 1.00261263137253

Live tracking on map

Real-time ground track for satellite STTW-2.

In-orbit conjunctions

A list of the most updated potential collisions computed for object STTW-2.

Target Orbit TCA Probability of collision Miss distance Type
RADUGA 5 OTHER 2025-07-03 13:25:16 TBA 1626.0 (m) PAYLOAD
COSMOS 2350 OTHER 2025-04-08 11:21:45 TBA 4486.0 (m) PAYLOAD
COSMOS 1700 OTHER 2025-03-22 20:37:45 TBA 3696.0 (m) PAYLOAD

Associated space launch

Chinese geostationary communications satellite

STTW-2 was lifted into orbit during the mission ‘Long March 3 | DFH-2A 2’, on board a Long March 3 space rocket.

The launch took place on March 7, 1988, 12:41 p.m. from Launch Complex 3 (LC-3/LA-1).

For more information about the launch, click the button.

Launch to space Long March 3 | DFH-2A 2
Long March 3 | DFH-2A 2

Agency: N/A

Status: Launch Successful

Launch date: March 7, 1988, 12:41 p.m. UTC

Rocket: Long March 3

Launch pad: Launch Complex 3 (LC-3/LA-1)

Location: Xichang Satellite Launch Center, People's Republic of China

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