Vanguard 1 - All Passes

User:	anonymous Login
Location:	Unspecified
(0.0000°N, 0.0000°E)
Time:	05:18:45
(UTC+00:00)
Language:

Search period start:	21 May 2026 00:00
Search period end:	31 May 2026 00:00
Orbit:	654 x 3817 km, 34.2° (Epoch: 20 May)

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
21 May	-	00:06:08	10°	WNW	00:27:30	53°	SW	00:47:56	10°	SE	visible
21 May	-	02:41:47	10°	WSW	02:56:46	21°	SSW	03:08:41	10°	SSE	visible
21 May	-	07:50:16	10°	S	07:53:54	13°	SSE	07:56:55	10°	SE	daylight
21 May	-	10:10:05	10°	SW	10:15:54	69°	SE	10:20:19	10°	ENE	daylight
21 May	-	19:40:20	10°	NNW	19:53:33	37°	NE	20:12:56	10°	E	visible
21 May	-	22:00:41	10°	NW	22:19:38	89°	NE	22:43:24	10°	SE	visible
22 May	-	00:27:03	10°	W	00:47:48	43°	SW	01:07:06	10°	SSE	visible
22 May	-	03:05:43	10°	WSW	03:17:57	17°	SSW	03:27:47	10°	SSE	visible
22 May	-	08:08:22	10°	SSW	08:14:01	19°	SSE	08:18:09	10°	ESE	daylight
22 May	-	10:29:35	10°	WSW	10:35:10	63°	NW	10:39:32	10°	NE	daylight
22 May	-	17:43:23	10°	N	17:47:59	12°	NNE	17:53:31	10°	NE	daylight
22 May	-	19:59:07	10°	NNW	20:13:17	47°	NE	20:34:29	10°	ESE	visible
22 May	-	22:20:18	10°	WNW	22:39:33	78°	SW	23:03:07	10°	SE	visible
23 May	-	00:48:33	10°	W	01:08:19	35°	SSW	01:26:15	10°	SSE	visible
23 May	-	03:29:52	10°	SW	03:39:22	14°	SSW	03:47:09	10°	SSE	visible
23 May	-	06:06:11	10°	S	06:09:14	11°	S	06:11:56	10°	SSE	daylight
23 May	-	08:27:03	10°	SSW	08:33:55	29°	SSE	08:38:33	10°	E	daylight
23 May	-	10:49:31	10°	WSW	10:54:20	33°	NW	10:58:21	10°	NNE	daylight
23 May	-	18:00:43	10°	N	18:08:12	18°	NE	18:18:19	10°	ENE	visible
23 May	-	20:18:03	10°	NW	20:32:55	59°	NE	20:55:28	10°	ESE	visible
23 May	-	22:40:12	10°	WNW	22:59:36	65°	SW	23:22:39	10°	SE	visible
24 May	-	01:10:42	10°	W	01:29:08	29°	SSW	01:45:26	10°	SSE	visible
24 May	-	03:53:30	10°	SSW	04:00:55	13°	S	04:07:06	10°	SSE	visible
24 May	-	06:24:19	10°	SSW	06:29:57	14°	SSE	06:34:18	10°	SE	daylight
24 May	-	08:46:04	10°	SW	08:53:37	45°	SSE	08:58:27	10°	ENE	daylight
24 May	-	11:10:05	10°	W	11:13:33	18°	NW	11:16:39	10°	N	daylight
24 May	-	18:18:49	10°	NNW	18:28:07	24°	NE	18:41:46	10°	E	visible
24 May	-	20:37:07	10°	NW	20:52:34	73°	NE	21:15:58	10°	ESE	visible
24 May	-	23:00:27	10°	WNW	23:19:49	53°	SW	23:42:03	10°	SE	visible
25 May	-	01:33:30	10°	WSW	01:50:15	24°	SSW	02:04:45	10°	SSE	visible
25 May	-	04:15:46	10°	SSW	04:22:26	13°	S	04:27:59	10°	SSE	visible
25 May	-	06:42:56	10°	SSW	06:50:24	19°	SSE	06:55:39	10°	ESE	daylight
25 May	-	09:05:23	10°	SW	09:13:05	74°	SE	09:17:56	10°	ENE	daylight
25 May	-	18:37:13	10°	NNW	18:47:47	32°	NE	19:04:16	10°	E	visible
25 May	-	20:56:23	10°	NW	21:12:17	87°	NE	21:36:06	10°	SE	visible
25 May	-	23:21:07	10°	W	23:40:15	44°	SSW	00:01:23	10°	SE	visible
26 May	-	01:56:52	10°	WSW	02:11:43	20°	SSW	02:24:18	10°	SSE	visible
26 May	-	04:36:33	10°	SSW	04:43:49	14°	S	04:49:38	10°	SSE	visible
26 May	-	07:01:47	10°	SSW	07:10:38	26°	SSE	07:16:20	10°	ESE	daylight
26 May	-	09:25:03	10°	WSW	09:32:22	66°	NW	09:37:05	10°	NE	daylight
26 May	-	18:55:50	10°	NNW	19:07:17	43°	NE	19:26:01	10°	ESE	visible
26 May	-	21:15:52	10°	WNW	21:32:08	78°	SW	21:55:58	10°	SE	visible
26 May	-	23:42:17	10°	W	00:00:57	36°	SSW	00:20:44	10°	SSE	visible
27 May	-	02:20:25	10°	SW	02:33:26	17°	SSW	02:44:16	10°	SSE	visible
27 May	-	04:56:22	10°	SSW	05:04:57	16°	S	05:11:23	10°	SE	visible
27 May	-	07:20:51	10°	SW	07:30:39	36°	SSE	07:36:30	10°	E	daylight
27 May	-	09:45:08	10°	WSW	09:51:29	37°	NW	09:55:53	10°	NNE	daylight
27 May	-	16:59:23	10°	NNE	17:03:37	13°	NE	17:08:48	10°	ENE	daylight
27 May	-	19:14:38	10°	NW	19:26:42	55°	NE	19:47:09	10°	ESE	visible
27 May	-	21:35:37	10°	WNW	21:52:10	65°	SW	22:15:38	10°	SE	visible
28 May	-	00:04:03	10°	W	00:21:57	30°	SSW	00:40:09	10°	SSE	visible
28 May	-	02:43:33	10°	SW	02:55:16	16°	S	03:04:51	10°	SSE	visible
28 May	-	05:15:47	10°	SSW	05:25:49	20°	SSE	05:32:49	10°	ESE	visible
28 May	-	07:40:07	10°	SW	07:50:26	53°	SSE	07:56:16	10°	ENE	daylight
28 May	-	10:05:46	10°	W	10:10:34	21°	NW	10:14:16	10°	N	daylight
28 May	-	17:16:36	10°	N	17:23:21	19°	NE	17:32:53	10°	E	daylight
28 May	-	19:33:36	10°	NW	19:46:10	70°	NE	20:07:48	10°	ESE	visible
28 May	-	21:55:42	10°	WNW	22:12:25	53°	SSW	22:35:11	10°	SE	visible
29 May	-	00:26:23	10°	WSW	00:43:18	25°	SSW	00:59:46	10°	SSE	visible
29 May	-	03:05:45	10°	SSW	03:17:04	16°	S	03:26:04	10°	SSE	visible
29 May	-	05:35:03	10°	SSW	05:46:25	25°	SSE	05:53:45	10°	ESE	visible
29 May	-	07:59:38	10°	SW	08:09:58	79°	SE	08:15:42	10°	ENE	daylight
29 May	-	10:27:41	10°	WNW	10:29:43	12°	NW	10:31:34	10°	NNW	daylight
29 May	-	17:34:40	10°	NNW	17:42:49	27°	NE	17:55:35	10°	E	daylight
29 May	-	19:52:47	10°	NW	20:05:44	86°	NE	20:28:04	10°	SE	visible
29 May	-	22:16:10	10°	W	22:32:55	43°	SSW	22:54:39	10°	SE	visible
30 May	-	00:49:12	10°	WSW	01:04:58	22°	SSW	01:19:42	10°	SSE	visible
30 May	-	03:26:52	10°	SSW	03:38:40	18°	S	03:47:40	10°	SE	visible
30 May	-	05:54:18	10°	SW	06:06:47	32°	SSE	06:14:15	10°	E	daylight
30 May	-	08:19:28	10°	WSW	08:29:16	69°	NW	08:34:51	10°	NE	daylight
30 May	-	17:53:05	10°	NNW	18:02:09	37°	NE	18:17:27	10°	ESE	visible
30 May	-	20:12:10	10°	WNW	20:25:29	78°	SW	20:48:02	10°	SE	visible
30 May	-	22:37:05	10°	W	22:53:41	36°	SSW	23:14:10	10°	SE	visible

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