Vanguard 1 - All Passes

User:	anonymous Login
Location:	Unspecified
(0.0000°N, 0.0000°E)
Time:	01:36:37
(UTC+00:00)
Language:

Search period start:	16 April 2026 00:00
Search period end:	26 April 2026 00:00
Orbit:	654 x 3817 km, 34.2° (Epoch: 14 April)

Passes to include: visible only all

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

Date	Brightness	Start			Highest point			End			Pass type
Date	(mag)	Time	Alt.	Az.	Time	Alt.	Az.	Time	Alt.	Az.	Pass type
16 Apr	-	00:33:42	10°	WNW	00:49:19	21°	NNW	01:02:43	10°	NNE	visible
16 Apr	-	03:14:25	10°	NNW	03:21:36	13°	N	03:27:26	10°	NNE	visible
16 Apr	-	05:40:21	10°	NNW	05:48:55	23°	NNE	05:54:36	10°	ENE	visible
16 Apr	-	08:03:24	10°	NW	08:11:03	81°	SW	08:15:54	10°	SE	daylight
16 Apr	-	17:34:47	10°	SSW	17:45:48	38°	SE	18:03:33	10°	ENE	daylight
16 Apr	-	19:54:25	10°	SW	20:10:24	83°	NW	20:34:12	10°	NE	visible
16 Apr	-	22:20:06	10°	W	22:38:51	39°	NNW	22:59:11	10°	NNE	visible
17 Apr	-	00:57:14	10°	NW	01:10:59	18°	NNW	01:22:34	10°	NNE	visible
17 Apr	-	03:34:35	10°	NNW	03:42:52	15°	N	03:49:13	10°	NE	visible
17 Apr	-	05:59:22	10°	NW	06:09:03	32°	NNE	06:14:58	10°	E	daylight
17 Apr	-	08:23:19	10°	WNW	08:30:14	46°	SW	08:34:53	10°	SE	daylight
17 Apr	-	15:40:07	10°	SSE	15:42:02	10°	SE	15:44:07	10°	SE	daylight
17 Apr	-	17:53:32	10°	SSW	18:05:15	50°	SE	18:24:56	10°	ENE	visible
17 Apr	-	20:14:05	10°	WSW	20:30:22	69°	NW	20:53:57	10°	NE	visible
17 Apr	-	22:41:37	10°	W	22:59:45	32°	NNW	23:18:35	10°	NNE	visible
18 Apr	-	01:20:35	10°	NW	01:32:49	17°	N	01:42:56	10°	NNE	visible
18 Apr	-	03:54:09	10°	NNW	04:03:52	18°	NNE	04:10:49	10°	NE	visible
18 Apr	-	06:18:35	10°	NW	06:28:57	46°	NNE	06:34:54	10°	ESE	daylight
18 Apr	-	08:43:45	10°	W	08:49:20	27°	SW	08:53:28	10°	SSE	daylight
18 Apr	-	15:56:03	10°	S	16:01:53	16°	SE	16:09:43	10°	ESE	daylight
18 Apr	-	18:12:27	10°	SW	18:24:41	64°	SE	18:45:46	10°	ENE	visible
18 Apr	-	20:34:03	10°	WSW	20:50:33	57°	NNW	21:13:33	10°	NE	visible
18 Apr	-	23:03:45	10°	WNW	23:20:59	27°	NNW	23:38:09	10°	NNE	visible
19 Apr	-	01:43:11	10°	NW	01:54:41	16°	N	02:03:58	10°	NNE	visible
19 Apr	-	04:13:29	10°	NNW	04:24:36	23°	NNE	04:31:58	10°	ENE	visible
19 Apr	-	06:38:02	10°	NW	06:48:36	68°	NNE	06:54:28	10°	ESE	daylight
19 Apr	-	09:04:58	10°	WSW	09:08:29	15°	SW	09:11:25	10°	S	daylight
19 Apr	-	16:13:53	10°	S	16:21:28	24°	SE	16:32:53	10°	E	daylight
19 Apr	-	18:31:33	10°	SW	18:44:14	80°	SE	19:06:11	10°	NE	visible
19 Apr	-	20:54:22	10°	W	21:10:58	47°	NNW	21:33:04	10°	NE	visible
19 Apr	-	23:26:24	10°	WNW	23:42:34	23°	NNW	23:57:59	10°	NNE	visible
20 Apr	-	02:04:43	10°	NNW	02:16:25	17°	N	02:25:30	10°	NE	visible
20 Apr	-	04:32:45	10°	NNW	04:45:04	30°	NNE	04:52:38	10°	E	visible
20 Apr	-	06:57:46	10°	NW	07:08:00	81°	SW	07:13:44	10°	SE	daylight
20 Apr	-	16:32:12	10°	SSW	16:40:51	33°	SE	16:55:02	10°	E	daylight
20 Apr	-	18:50:52	10°	SW	19:03:54	84°	NW	19:26:16	10°	NE	visible
20 Apr	-	21:15:07	10°	W	21:31:39	38°	NNW	21:52:34	10°	NE	visible
20 Apr	-	23:49:22	10°	NW	00:04:26	20°	NNW	00:18:15	10°	NNE	visible
21 Apr	-	02:25:19	10°	NNW	02:37:54	19°	N	02:47:10	10°	NE	visible
21 Apr	-	04:52:05	10°	NW	05:05:18	39°	NNE	05:12:52	10°	E	visible
21 Apr	-	07:17:50	10°	WNW	07:27:13	52°	SW	07:32:43	10°	SE	daylight
21 Apr	-	16:50:47	10°	SSW	17:00:07	45°	SE	17:16:30	10°	ENE	daylight
21 Apr	-	19:10:25	10°	WSW	19:23:48	68°	NW	19:46:07	10°	NE	visible
21 Apr	-	21:36:22	10°	W	21:52:38	32°	NNW	22:12:10	10°	NNE	visible
22 Apr	-	00:12:13	10°	NW	00:26:30	19°	N	00:39:06	10°	NNE	visible
22 Apr	-	02:45:19	10°	NNW	02:59:05	23°	NNE	03:08:36	10°	ENE	visible
22 Apr	-	05:11:32	10°	NW	05:25:18	53°	NNE	05:32:44	10°	ESE	visible
22 Apr	-	07:38:22	10°	WNW	07:46:18	33°	SW	07:51:23	10°	SSE	daylight
22 Apr	-	14:55:31	10°	SSE	14:57:53	11°	SE	15:00:35	10°	SE	daylight
22 Apr	-	17:09:36	10°	SW	17:19:24	60°	SE	17:37:24	10°	ENE	daylight
22 Apr	-	19:30:16	10°	WSW	19:43:56	55°	NNW	20:05:47	10°	NE	visible
22 Apr	-	21:58:08	10°	WNW	22:13:58	27°	NNW	22:31:57	10°	NNE	visible
23 Apr	-	00:34:28	10°	NW	00:48:36	19°	N	01:00:32	10°	NE	visible
23 Apr	-	03:05:00	10°	NNW	03:19:58	28°	NNE	03:29:39	10°	ENE	visible
23 Apr	-	05:31:09	10°	NW	05:45:02	73°	NE	05:52:17	10°	ESE	visible
23 Apr	-	07:59:32	10°	W	08:05:21	20°	SW	08:09:36	10°	S	daylight
23 Apr	-	15:12:02	10°	S	15:17:22	18°	SE	15:24:45	10°	E	daylight
23 Apr	-	17:28:37	10°	SW	17:38:46	78°	SE	17:57:51	10°	ENE	daylight
23 Apr	-	19:50:28	10°	W	20:04:20	45°	NNW	20:25:23	10°	NE	visible
23 Apr	-	22:20:21	10°	WNW	22:35:38	23°	NNW	22:52:06	10°	NNE	visible
24 Apr	-	00:55:54	10°	NW	01:10:32	20°	N	01:22:19	10°	NE	visible
24 Apr	-	03:24:32	10°	NW	03:40:34	35°	NNE	03:50:16	10°	E	visible
24 Apr	-	05:51:02	10°	NW	06:04:30	82°	SW	06:11:33	10°	SE	daylight
24 Apr	-	08:22:07	10°	WSW	08:24:32	12°	SW	08:26:40	10°	SSW	daylight
24 Apr	-	15:30:00	10°	SSW	15:36:37	27°	SE	15:47:02	10°	E	daylight
24 Apr	-	17:47:52	10°	WSW	17:58:21	83°	NW	18:17:58	10°	NE	visible
24 Apr	-	20:11:03	10°	W	20:24:59	37°	NNW	20:45:00	10°	NE	visible
24 Apr	-	22:42:49	10°	NW	22:57:37	21°	N	23:12:45	10°	NE	visible
25 Apr	-	01:16:33	10°	NNW	01:32:13	22°	NNE	01:44:07	10°	ENE	visible
25 Apr	-	03:44:03	10°	NW	04:00:54	45°	NNE	04:10:28	10°	E	visible
25 Apr	-	06:11:15	10°	WNW	06:23:46	58°	SW	06:30:33	10°	SE	daylight
25 Apr	-	15:48:25	10°	SSW	15:55:46	39°	SE	16:08:30	10°	ENE	daylight
25 Apr	-	18:07:21	10°	WSW	18:18:08	66°	NNW	18:37:50	10°	NE	visible
25 Apr	-	20:32:05	10°	WNW	20:45:57	30°	NNW	21:04:42	10°	NNE	visible

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