Vanguard 1 - All Passes

User:	anonymous Login
Location:	North Evanston
(42.0634°N, 87.6976°W)
Time:	10:36:46
(UTC+00:00)
Language:

Search period start:	15 May 2026 00:00
Search period end:	25 May 2026 00:00
Orbit:	654 x 3817 km, 34.2° (Epoch: 14 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
15 May	-	02:19:11	10°	W	02:32:32	54°	SSW	02:53:38	10°	SE	visible
15 May	-	04:41:53	10°	W	04:56:37	31°	SW	05:14:59	10°	SSE	visible
15 May	-	19:44:38	10°	SSE	19:48:04	14°	SE	19:52:23	10°	ESE	daylight
15 May	-	21:59:39	10°	SW	22:06:55	47°	SSE	22:19:59	10°	E	daylight
16 May	-	00:18:17	10°	W	00:28:30	62°	S	00:47:04	10°	ESE	daylight
16 May	-	02:38:36	10°	W	02:52:00	48°	SSW	03:12:35	10°	SE	visible
16 May	-	05:02:23	10°	W	05:15:51	25°	SW	05:32:06	10°	S	visible
16 May	-	20:02:07	10°	S	20:06:41	20°	SE	20:13:06	10°	E	daylight
16 May	-	22:18:32	10°	WSW	22:26:02	52°	SSE	22:39:48	10°	E	daylight
17 May	-	00:37:29	10°	W	00:47:55	59°	S	01:06:40	10°	ESE	daylight
17 May	-	02:58:07	10°	W	03:11:26	42°	SSW	03:31:13	10°	SE	visible
17 May	-	05:23:42	10°	WSW	05:35:04	19°	SW	05:48:14	10°	S	visible
17 May	-	20:20:15	10°	SSW	20:25:25	27°	SE	20:33:16	10°	E	daylight
17 May	-	22:37:31	10°	WSW	22:45:14	56°	S	22:59:34	10°	E	daylight
18 May	-	00:56:43	10°	W	01:07:21	55°	SSW	01:26:07	10°	ESE	daylight
18 May	-	03:17:50	10°	W	03:30:51	35°	SSW	03:49:28	10°	SSE	visible
18 May	-	05:46:59	10°	WSW	05:54:16	13°	SW	06:02:13	10°	SSW	visible
18 May	-	20:38:43	10°	SW	20:44:15	34°	SSE	20:53:10	10°	E	daylight
18 May	-	22:56:34	10°	WSW	23:04:30	58°	S	23:19:17	10°	ESE	daylight
19 May	-	01:15:59	10°	W	01:26:47	50°	SSW	01:45:21	10°	SE	visible
19 May	-	03:37:49	10°	W	03:50:13	29°	SSW	04:07:13	10°	SSE	visible
19 May	-	20:57:25	10°	SW	21:03:12	40°	SSE	21:12:57	10°	E	daylight
19 May	-	23:15:40	10°	WSW	23:23:49	57°	S	23:38:57	10°	ESE	daylight
20 May	-	01:35:22	10°	W	01:46:14	44°	SSW	02:04:19	10°	SE	visible
20 May	-	03:58:17	10°	W	04:09:35	23°	SW	04:24:17	10°	S	visible
20 May	-	19:00:22	10°	S	19:03:23	15°	SE	19:07:03	10°	ESE	daylight
20 May	-	21:16:17	10°	SW	21:22:16	46°	SSE	21:32:40	10°	E	daylight
20 May	-	23:34:49	10°	W	23:43:09	55°	S	23:58:30	10°	ESE	daylight
21 May	-	01:54:51	10°	W	02:05:40	38°	SSW	02:22:57	10°	SE	visible
21 May	-	04:19:40	10°	WSW	04:28:57	17°	SW	04:40:14	10°	S	visible
21 May	-	19:18:15	10°	SSW	19:22:09	21°	SE	19:27:21	10°	E	daylight
21 May	-	21:35:14	10°	WSW	21:41:24	50°	S	21:52:20	10°	E	daylight
21 May	-	23:54:01	10°	W	00:02:31	50°	S	00:17:55	10°	ESE	daylight
22 May	-	02:14:32	10°	W	02:25:06	32°	SSW	02:41:11	10°	SSE	visible
22 May	-	04:43:46	10°	SW	04:48:19	11°	SW	04:53:16	10°	SSW	visible
22 May	-	19:36:38	10°	SSW	19:41:00	27°	SSE	19:47:14	10°	E	daylight
22 May	-	21:54:15	10°	WSW	22:00:36	52°	S	22:11:57	10°	ESE	daylight
23 May	-	00:13:17	10°	W	00:21:54	45°	SSW	00:37:07	10°	SE	daylight
23 May	-	02:34:33	10°	W	02:44:31	26°	SSW	02:58:53	10°	SSE	visible
23 May	-	19:55:17	10°	SW	19:59:57	33°	SSE	20:06:57	10°	E	daylight
23 May	-	22:13:20	10°	WSW	22:19:50	51°	S	22:31:31	10°	ESE	daylight
24 May	-	00:32:38	10°	W	00:41:17	39°	SSW	00:56:03	10°	SE	daylight
24 May	-	02:55:06	10°	WSW	03:03:57	20°	SSW	03:15:49	10°	S	visible
24 May	-	17:58:51	10°	SSE	18:00:13	11°	SE	18:01:41	10°	SE	daylight
24 May	-	20:14:07	10°	SW	20:18:58	39°	SSE	20:26:34	10°	E	daylight
24 May	-	22:32:28	10°	WSW	22:39:07	48°	S	22:50:58	10°	ESE	daylight

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