See also

Orbital elements of USA 18

Launched 8 February 1986
Flight ended –
Launch site Air Force Western Test Range, California, USA
Owner United States
NORAD ID 16631

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
2025 Dec 19 18:57 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 18 18:57 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 17 18:58 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 16 18:57 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 15 18:58 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 14 18:56 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 13 18:56 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 12 18:57 2025 Dec 11 23:26:33 63.2914 0.07767 13.0752 108.8852 259.7996 13.88576 6.743
2025 Dec 11 18:56 2025 Dec 07 00:10:42 63.2913 0.07774 14.0057 108.7915 259.7996 13.88576 6.743
2025 Dec 10 18:56 2025 Dec 07 00:10:42 63.2913 0.07774 14.0057 108.7915 259.7996 13.88576 6.743
2025 Dec 09 18:56 2025 Dec 07 00:10:42 63.2913 0.07774 14.0057 108.7915 259.7996 13.88576 6.743
2025 Dec 08 18:56 2025 Dec 07 00:10:42 63.2913 0.07774 14.0057 108.7915 259.7996 13.88576 6.743
2025 Dec 07 18:56 2025 Dec 07 00:10:42 63.2913 0.07774 14.0057 108.7915 259.7996 13.88576 6.743
2025 Dec 06 18:56 2025 Dec 02 09:32:45 63.2929 0.07782 14.8686 108.6969 259.7996 13.88576 6.743
2025 Dec 05 18:57 2025 Dec 02 09:32:45 63.2929 0.07782 14.8686 108.6969 259.7996 13.88576 6.743
2025 Dec 04 18:57 2025 Dec 02 09:32:45 63.2929 0.07782 14.8686 108.6969 259.7996 13.88576 6.743
2025 Dec 03 18:56 2025 Dec 02 09:32:45 63.2929 0.07782 14.8686 108.6969 259.7996 13.88576 6.743
2025 Dec 02 18:56 2025 Dec 02 09:32:45 63.2929 0.07782 14.8686 108.6969 259.7996 13.88576 6.743
2025 Nov 30 18:57 2025 Nov 25 02:56:10 63.2919 0.07792 16.2302 108.5522 259.7996 13.88576 6.743
2025 Nov 29 18:56 2025 Nov 25 02:56:10 63.2919 0.07792 16.2302 108.5522 259.7996 13.88576 6.743
2025 Nov 28 18:57 2025 Nov 25 02:56:10 63.2919 0.07792 16.2302 108.5522 259.7996 13.88576 6.743
2025 Nov 27 18:57 2025 Nov 25 02:56:10 63.2919 0.07792 16.2302 108.5522 259.7996 13.88576 6.743
2025 Nov 26 18:57 2025 Nov 25 02:56:10 63.2919 0.07792 16.2302 108.5522 259.7996 13.88576 6.743
2025 Nov 25 18:57 2025 Nov 25 02:56:10 63.2919 0.07792 16.2302 108.5522 259.7996 13.88576 6.743
2025 Nov 24 18:56 2025 Nov 20 05:21:57 63.2930 0.07798 17.1468 108.4548 259.7996 13.88576 6.743
2025 Nov 23 18:57 2025 Nov 20 05:21:57 63.2930 0.07798 17.1468 108.4548 259.7996 13.88576 6.743

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South El Monte

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34.05°N
118.05°W
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