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Location: USNO
(38.9242°N, 77.0663°W)
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Vanguard 1 - All Passes

Search period start: 12 December 2017 00:00
Search period end: 22 December 2017 00:00
Orbit: 650 x 3833 km, 34.2° (Epoch: 10 December)

Passes to include:

Click on the date to see the ground track during the pass.

Date Brightness Start Highest point End Pass type
(mag) Time Alt. Az. Time Alt. Az. Time Alt. Az.
12 Dec-05:23:5010°SSE05:33:2814°SE05:42:2610°ESEvisible
12 Dec-07:37:3010°SSW07:57:3739°SSE08:12:1110°Edaylight
12 Dec-10:01:2510°WSW10:22:0664°SSE10:33:5910°Edaylight
12 Dec-12:29:0310°W12:45:2070°S12:53:4910°ESEdaylight
12 Dec-14:56:1310°W15:06:1139°SSW15:12:0410°SEdaylight
13 Dec-05:40:0010°S05:54:2921°SE06:07:2410°Evisible
13 Dec-07:57:3710°SW08:18:5147°SSE08:33:4210°Edaylight
13 Dec-10:22:5010°WSW10:43:2669°S10:54:5910°Edaylight
13 Dec-12:50:4810°W13:06:2767°SSW13:14:3910°ESEdaylight
13 Dec-15:18:0310°W15:26:4430°SW15:32:1410°SSEdaylight
14 Dec-05:58:0610°S06:15:2927°SE06:30:3310°Evisible
14 Dec-08:18:0910°SW08:40:1054°SSE08:55:0110°Edaylight
14 Dec-10:44:2510°WSW11:04:4673°S11:15:5910°Edaylight
14 Dec-13:12:3310°W13:27:2761°SSW13:35:2210°ESEdaylight
14 Dec-15:40:1010°W15:47:0821°SW15:51:5910°Sdaylight
15 Dec-06:17:1010°SSW06:36:3335°SE06:52:5110°Evisible
15 Dec-08:39:0210°SW09:01:3161°SSE09:16:1310°Edaylight
15 Dec-11:06:0810°W11:26:0574°S11:36:5510°Edaylight
15 Dec-13:34:1910°W13:48:2252°SSW13:55:5910°SEdaylight
15 Dec-16:03:0110°WSW16:07:2414°SW16:10:5510°SSWdaylight
16 Dec-04:23:1410°SSE04:33:4815°SE04:44:1310°ESEvisible
16 Dec-06:36:5010°SSW06:57:4042°SE07:14:4210°Evisible
16 Dec-09:00:1210°WSW09:22:5567°SSE09:37:2110°Edaylight
16 Dec-11:27:5610°W11:47:2373°S11:57:5110°ESEdaylight
16 Dec-13:56:0710°W14:09:0543°SSW14:16:2510°SEdaylight
17 Dec-04:39:5110°S04:54:3522°SE05:08:5910°Evisible
17 Dec-06:57:0010°SW07:18:5150°SSE07:36:1610°Edaylight
17 Dec-09:21:3510°WSW09:44:2172°S09:58:2610°Edaylight
17 Dec-11:49:4410°W12:08:3669°SSW12:18:4210°ESEdaylight
17 Dec-14:18:0210°W14:29:3934°SW14:36:3510°SSEdaylight
18 Dec-04:58:0810°S05:15:2329°SE05:32:0910°Evisible
18 Dec-07:17:3110°SW07:40:0857°SSE07:57:3910°Edaylight
18 Dec-09:43:1010°WSW10:05:4875°S10:19:3010°Edaylight
18 Dec-12:11:3410°W12:29:4164°SSW12:39:2710°ESEdaylight
18 Dec-14:40:1210°W14:50:0326°SW14:56:2410°Sdaylight
19 Dec-05:17:1810°SSW05:36:1636°SE05:54:3010°Evisible
19 Dec-07:38:2210°SW08:01:3164°SSE08:18:5610°Edaylight
19 Dec-10:04:5210°W10:27:1576°S10:40:3110°Edaylight
19 Dec-12:33:2410°W12:50:3956°SSW13:00:0510°SEdaylight
19 Dec-15:02:5310°W15:10:1818°SW15:15:3910°Sdaylight
20 Dec-03:23:5510°SSE03:34:0215°SE03:44:4110°Evisible
20 Dec-05:37:0110°SSW05:57:1544°SE06:16:2610°Evisible
20 Dec-07:59:2910°WSW08:22:5869°SSE08:40:1010°Edaylight
20 Dec-10:26:3810°W10:48:4075°S11:01:3010°ESEdaylight
20 Dec-12:55:1710°W13:11:2747°SSW13:20:3110°SEdaylight
20 Dec-15:27:0710°WSW15:30:2612°SW15:33:1710°SWdaylight
21 Dec-03:40:4310°S03:54:3422°SE04:09:3410°Evisible
21 Dec-05:57:1010°SW06:18:2151°SSE06:38:0510°Evisible
21 Dec-08:20:4910°WSW08:44:3074°S09:01:2110°Edaylight
21 Dec-10:48:2710°W11:09:5971°SSW11:22:2410°ESEdaylight
21 Dec-13:17:1510°W13:32:0339°SW13:40:4410°SSEdaylight
 

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