EXPLORER 22

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite EXPLORER 22 at a glance.

Uptime

22124

Days in orbit

Revolutions

≈ 13.8

Per day

Orbit

LEO

Low Earth Orbit

Inclination

79.7

Latest

Satellite identification and parameters

Extended collection of information and parameters for EXPLORER 22.

Object identification

Identified? True

Debris? False

Object name: EXPLORER 22

International designator: 1964-064A

Object number (NORAD): 899

Object ID (CCSDS): 899

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 104.13 minutes

Inclination: 79.6916 deg

SMA: 7331.798 km

Apoapsis: 1042.225 km

Periapsis: 865.101 km

RAAN: 211.7312 deg

Eccentricy: 0.0120792

Argument of periapsis: 170.6752 deg

Mean anomaly: 189.6684 deg

Mean motion: 13.82888094 rev/day

Mean motion (dot): 0.00000252 rev/day2

B* drag term: 0.00021275 1/REarth

Two-line elements (TLE)

Creation date: May 7, 2025, 3:14 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: May 6, 2025, 5:37 p.m. UTC

TLE line 0: 0 EXPLORER 22

TLE line 1: 1 00899U 64064A 25126.73462481 .00000252 00000-0 21275-3 0 9996

TLE line 2: 2 00899 79.6916 211.7312 0120792 170.6752 189.6684 13.82888094 48793

Live tracking on map

Real-time ground track for satellite EXPLORER 22.

In-orbit conjunctions

A list of the most updated potential collisions computed for object EXPLORER 22.

Target Orbit TCA Probability of collision Miss distance Type
CZ-6A DEB SSO 2025-03-25 19:42:00 0.0001857492 299.0 (m) DEBRIS
FENGYUN 1C DEB MEO 2025-01-22 13:26:00 0.0001667471 228.0 (m) DEBRIS
COSMOS 1275 DEB LEO 2024-06-27 17:40:56 0.001039428 216.0 (m) DEBRIS

Associated space launch

The BE (Beacon Explorer) satellites provided Laser reflectors for geodetic measurements as well measured the electron density in the ionosphere.

EXPLORER 22 was lifted into orbit during the mission ‘Scout X-4 | Beacon Explorer B’, on board a Scout X-4 space rocket.

The launch took place on Oct. 10, 1964, 3:01 a.m. from Space Launch Complex 5.

For more information about the launch, click the button.

Launch to space Scout X-4 | Beacon Explorer B
Scout X-4 | Beacon Explorer B

Agency: N/A

Status: Launch Successful

Launch date: Oct. 10, 1964, 3:01 a.m. UTC

Rocket: Scout X-4

Launch pad: Space Launch Complex 5

Location: Vandenberg SFB, CA, USA

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