SECOR 13
Mission information
- Name
- SECOR 13
- Alternate Names
- EGRS 13
- Satellite ID
- SLEP-8352-7755-7849-8370
- NORAD ID
- 3891
- Country of Origin
-
United States of America
Status
Operational
Satellite is in orbit and operational
Image

Mission timeline
- Launch Date
- 1969-04-14T00:00:00+00:00
Description
Short for "Sequential Collation of Ranges" this satellite could link four mobile ground stations for geodesy. Also known as "Engineer Geodetic Research Satellites"
SatNOGS Links
Carrier
- Type
- Transmitter
- Downlink Mode
- CW
- Downlink Frequency
- 136800000
Most Recent Observers (last 24h)
Observer | Latest Data |
---|---|
SA2KNG Omni UHF/VHF-KP03cu | 2025-04-18 07:09:37 UTC |
Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30
days.
No Decoders Found
Help us develop a decoder, you can find instructions at this wiki link
Orbital Elements
Latest Two-Line Element (TLE)
- TLE Source
- Celestrak (SatNOGS)
- TLE Updated
- 2025-04-18 05:14:07 UTC
- TLE Set
-
1 03891U 69037B 25107.70215282 -.00000003 00000+0 69788-4 0 9993
2 03891 99.7121 351.3203 0038986 214.2221 216.1110 13.42954478744641
No Satellite Suggestions Found