SECOR 1B, 729
Orbit data source: Space-Track
SECOR 1B, 729 is an American payload satellite in LEO that was launched on Sat, 11 Jan 1964 UTC via a THOR SLV-2A AGENA D launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
729 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Last TLE update
14 hours ago
Origin
Manufacturer
ITT
Mission
Defense Geodetic
Bus & Motor
SECOR, Unknown motor
Mass
18 kg wet, 18 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.36 m
Radar Cross Section
0.104 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & history
TLE from 14 hours ago
0 SECOR 1B
1 00729U 64001C 25181.81460928 .00000007 00000-0 44594-4 0 9991
2 00729 69.9019 326.5510 0013685 178.7709 181.3432 13.95176164127698Epoch: 2025-06-30T19:33Z
TLE epoch observation values (Epoch: 2025-06-30T19:33:02.241Z)
Latitude
-0°
Longitude
114.17265°
Altitude
922.825 km
Speed
7.386 km/s
True Right ascension
21h 46m 12s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
-42.62986°
Longitude
93.38613°
Altitude
933.475 km
Speed
7.381 km/s
Apparent Right ascension
17h 37m 59s
Apparent Declination
-85° 42' 10"
Sunlit
Visualization observer readout
Local Sidereal Time
20:43:57
Azimuth
183.896° SSW
Elevation
-36.891°
Doppler factor
1
Loading maneuver chart data...
Loading SW <> Apogee altitude chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #1 in the year 1964 (1964-01-11 UTC)
SECOR 1B Visibility forecast
Observer location: undefined°, undefined°
Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-07-01 09:27:43.669Z | 117.934° SE | 2025-07-01 09:29:43.669Z | 97.83° ESE | 12.191° | 2025-07-01 09:31:43.669Z | 77.643° E |
| 10 mins | 2025-07-01 11:09:43.669Z | 204.038° SW | 2025-07-01 11:14:43.669Z | 358.421° N | 44.911° | 2025-07-01 11:19:43.669Z | 24.073° NE |
| 5 mins | 2025-07-01 12:58:43.669Z | 287.056° WNW | 2025-07-01 13:00:43.669Z | 308.735° NW | 15.27° | 2025-07-01 13:03:43.669Z | 341.804° N |
| 9 mins | 2025-07-01 20:12:43.669Z | 349.188° N | 2025-07-01 20:16:43.669Z | 53.161° ENE | 39.084° | 2025-07-01 20:21:43.669Z | 135.818° SSE |
| 6 mins | 2025-07-01 21:59:43.669Z | 289.752° WNW | 2025-07-01 22:01:43.669Z | 264.572° W | 20.18° | 2025-07-01 22:05:43.669Z | 216.447° SW |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
|---|
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|