Key statistics
Satellite DELTA 1 R/B at a glance.
Uptime
21264
Days in orbit
Revolutions
≈ 12.7
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
101.9
Latest
Satellite identification and parameters
Extended collection of information and parameters for DELTA 1 R/B.
Object identification
Identified? True
Debris? False
Object name: DELTA 1 R/B
International designator: 1967-036B
Object number (NORAD): 2758
Object ID (CCSDS): 2758
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 113.483 minutes
Inclination: 101.8755 deg
SMA: 7764.489 km
Apoapsis: 1417.806 km
Periapsis: 1354.903 km
RAAN: 82.0442 deg
Eccentricy: 0.0040507
Argument of periapsis: 289.5815 deg
Mean anomaly: 70.0895 deg
Mean motion: 12.68917624 rev/day
Mean motion (dot): -0.0000004 rev/day2
B* drag term: 0.000041127 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 10:25 p.m. UTC
TLE line 0: 0 DELTA 1 R/B
TLE line 1: 1 02758U 67036B 25188.93467750 -.00000040 00000-0 41127-4 0 9993
TLE line 2: 2 02758 101.8755 82.0442 0040507 289.5815 70.0895 12.68917624695628
Live tracking on map
Real-time ground track for satellite DELTA 1 R/B.
Associated space launch
The ESSA series was the second generation of US meterological satellites after the TIROS (Television & Infra-Red Observation Satellite) series. They were also called OT (Operational TIROS), TOS (TIROS Operational Satellite).
DELTA 1 R/B was lifted into orbit during the mission ‘Thor Delta E | ESSA 5’, on board a Thor Delta E space rocket.
The launch took place on April 20, 1967, 11:21 a.m. from Space Launch Complex 2E.
For more information about the launch, click the button.
Thor Delta E | ESSA 5
Agency: N/A
Status: Launch Successful
Launch date: April 20, 1967, 11:21 a.m. UTC
Rocket: Thor Delta E
Launch pad: Space Launch Complex 2E
Location: Vandenberg SFB, CA, USA
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