See also

Orbital elements of USA 28

Launched 28 November 1987
Flight ended –
Launch site Air Force Eastern Test Range, Florida, USA
Owner United States
NORAD ID 18583
Alternative names DSP 13

Show orbit between:

Start date

End date

Date
fetched		 Epoch
osculation		 Inc.
[°]		 Ecc. RA asc
node
[hr]		 Arg
Peri.
[°]		 Mean
anom
[°]		 Mean
motion
[rev/day]		 Abs.
mag
Date
fetched		 Epoch
osculation		 Inc.
[°]		 Ecc. RA asc
node
[hr]		 Arg
Peri.
[°]		 Mean
anom
[°]		 Mean
motion
[rev/day]		 Abs.
mag
2026 Mar 16 18:57 2026 Mar 14 17:26:12 12.1398 0.00269 22.5917 279.7842 253.2349 0.98386 5.243
2026 Mar 15 18:56 2026 Mar 14 17:26:12 12.1398 0.00269 22.5917 279.7842 253.2349 0.98386 5.243
2026 Mar 14 18:56 2026 Mar 10 11:54:33 12.1433 0.00269 22.5934 280.1482 253.2349 0.98386 5.243
2026 Mar 13 18:57 2026 Mar 10 11:54:33 12.1433 0.00269 22.5934 280.1482 253.2349 0.98386 5.243
2026 Mar 12 18:57 2026 Mar 10 11:54:33 12.1433 0.00269 22.5934 280.1482 253.2349 0.98386 5.243
2026 Mar 11 18:56 2026 Mar 10 11:54:33 12.1433 0.00269 22.5934 280.1482 253.2349 0.98386 5.243
2026 Mar 10 18:56 2026 Mar 10 11:54:33 12.1433 0.00269 22.5934 280.1482 253.2349 0.98386 5.243
2026 Mar 09 18:56 2026 Mar 04 13:58:38 12.1483 0.00274 22.5959 280.4859 253.2349 0.98386 5.243
2026 Mar 08 18:57 2026 Mar 04 13:58:38 12.1483 0.00274 22.5959 280.4859 253.2349 0.98386 5.243
2026 Mar 07 18:57 2026 Mar 04 13:58:38 12.1483 0.00274 22.5959 280.4859 253.2349 0.98386 5.243
2026 Mar 06 18:56 2026 Mar 04 13:58:38 12.1483 0.00274 22.5959 280.4859 253.2349 0.98386 5.243
2026 Mar 05 18:56 2026 Mar 04 13:58:38 12.1483 0.00274 22.5959 280.4859 253.2349 0.98386 5.243
2026 Mar 04 18:57 2026 Mar 04 13:58:38 12.1483 0.00274 22.5959 280.4859 253.2349 0.98386 5.243
2026 Mar 03 18:56 2026 Feb 26 13:26:32 12.1539 0.00279 22.5980 279.9208 253.2349 0.98386 5.243
2026 Mar 02 18:57 2026 Feb 26 13:26:32 12.1539 0.00279 22.5980 279.9208 253.2349 0.98386 5.243
2026 Mar 01 18:57 2026 Feb 26 13:26:32 12.1539 0.00279 22.5980 279.9208 253.2349 0.98386 5.243
2026 Feb 28 18:56 2026 Feb 26 13:26:32 12.1539 0.00279 22.5980 279.9208 253.2349 0.98386 5.243
2026 Feb 27 19:05 2026 Feb 26 13:26:32 12.1539 0.00279 22.5980 279.9208 253.2349 0.98386 5.243
2026 Feb 26 20:45 2026 Feb 26 13:26:32 12.1539 0.00279 22.5980 279.9208 253.2349 0.98386 5.243

Share

South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

Color scheme


© Dominic Ford 2011–2026.

For more information including contact details, click here.
Our privacy policy is here.
Last updated: 16 Mar 2026, 19:18 UTC
Website designed by .

Site hosted by