什么时候可以看到M100？
查看M100在你所在位置全年的可见性变化。图表显示各季节的观测时段，表格列出所选日期的升起、中天和落下时间。
M100将在10月31日前后远离太阳并再次可见。
观测M100的最佳月份
根据M100在黑夜或暮光期间位于地平线以上的时长，未来一年中最适合观测的月份是2027年3月, 2027年2月, 2027年4月。
M100全年的可见情况
M100在 2026-10-26 的可见情况
M100升起与落下时间表
| 时间 | 高度角 | |
| M100中天 | 09:14 | 68° |
月出，照明比例 99.8%  | 15:47 | 3° |
| M100落下 | 16:03 | |
| 天文观测时段开始 | 17:45 | -18° |
| M100升起 | 02:21 | |
| 天文观测时段结束 | 03:59 | 19° |
| 暮光结束 (−12°) | 04:29 | 25° |
| 民用暮光结束 | 04:59 | 31° |
| 日出 | 05:27 | 37° |
| 月落 | 06:10 | 45° |
跟踪M100整夜的位置变化
← 2026年10月26日 →
| 时间 | |
| 高度角 | |
| 方位角 |
移动星图可更改时间，并观察M100在夜空中的位置变化。
M100每日升起、中天与落下时间
| 日期 | 升起—落下 | 中天 | 暮光 | 坐标 | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-10-25 | 02:25 - 16:03 | 09:14 | 16:13 - 05:24 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-11-01 | 01:57 - 15:35 | 08:46 | 16:05 - 05:31 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-11-08 | 01:30 - 15:07 | 08:19 | 15:58 - 05:38 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-11-15 | 01:02 - 14:40 | 07:51 | 15:52 - 05:45 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-11-22 | 00:35 - 14:12 | 07:24 | 15:48 - 05:52 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-11-29 | 00:07 - 13:45 | 06:56 | 15:45 - 05:59 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-12-06 | 23:40 - 13:17 | 06:29 | 15:44 - 06:06 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-12-13 | 23:12 - 12:50 | 06:01 | 15:44 - 06:12 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-12-20 | 22:45 - 12:22 | 05:33 | 15:47 - 06:16 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2026-12-27 | 22:17 - 11:55 | 05:06 | 15:51 - 06:19 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-01-03 | 21:50 - 11:27 | 04:38 | 15:56 - 06:21 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-01-10 | 21:22 - 11:00 | 04:11 | 16:02 - 06:21 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-01-17 | 20:55 - 10:32 | 03:43 | 16:09 - 06:19 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-01-24 | 20:27 - 10:05 | 03:16 | 16:16 - 06:16 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-01-31 | 19:59 - 09:37 | 02:48 | 16:24 - 06:11 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-02-07 | 19:32 - 09:10 | 02:21 | 16:32 - 06:05 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-02-14 | 19:04 - 08:42 | 01:53 | 16:39 - 05:57 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-02-21 | 18:37 - 08:15 | 01:26 | 16:47 - 05:49 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-02-28 | 18:09 - 07:47 | 00:58 | 16:54 - 05:40 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-03-07 | 17:42 - 07:20 | 00:31 | 17:00 - 05:30 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-03-14 | 17:14 - 06:52 | 00:03 | 17:07 - 05:20 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-03-21 | 16:47 - 06:25 | 23:36 | 17:14 - 05:09 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-03-28 | 16:19 - 05:57 | 23:08 | 17:20 - 04:59 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-04-04 | 15:52 - 05:29 | 22:41 | 17:26 - 04:48 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-04-11 | 15:24 - 05:02 | 22:13 | 17:32 - 04:38 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-04-18 | 14:57 - 04:34 | 21:46 | 17:39 - 04:29 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-04-25 | 14:29 - 04:07 | 21:18 | 17:45 - 04:19 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-05-02 | 14:02 - 03:39 | 20:51 | 17:51 - 04:11 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-05-09 | 13:34 - 03:12 | 20:23 | 17:57 - 04:04 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-05-16 | 13:07 - 02:44 | 19:55 | 18:03 - 03:57 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-05-23 | 12:39 - 02:17 | 19:28 | 18:09 - 03:52 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-05-30 | 12:12 - 01:49 | 19:00 | 18:14 - 03:49 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-06-06 | 11:44 - 01:22 | 18:33 | 18:19 - 03:46 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-06-13 | 11:17 - 00:54 | 18:05 | 18:22 - 03:45 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-06-20 | 10:49 - 00:27 | 17:38 | 18:25 - 03:46 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-06-27 | 10:22 - 23:59 | 17:10 | 18:26 - 03:48 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-07-04 | 09:54 - 23:32 | 16:43 | 18:26 - 03:51 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-07-11 | 09:26 - 23:04 | 16:15 | 18:24 - 03:55 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-07-18 | 08:59 - 22:37 | 15:48 | 18:21 - 04:00 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-07-25 | 08:31 - 22:09 | 15:20 | 18:16 - 04:05 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-08-01 | 08:00 - 21:38 | 14:49 | 18:10 - 04:11 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-08-08 | 07:32 - 21:10 | 14:21 | 18:03 - 04:16 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-08-15 | 07:05 - 20:43 | 13:54 | 17:55 - 04:22 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-08-22 | 06:37 - 20:15 | 13:26 | 17:46 - 04:28 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-08-29 | 06:10 - 19:48 | 12:59 | 17:37 - 04:34 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-09-05 | 05:42 - 19:20 | 12:31 | 17:26 - 04:40 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-09-12 | 05:15 - 18:53 | 12:04 | 17:16 - 04:45 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-09-19 | 04:47 - 18:25 | 11:36 | 17:05 - 04:51 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-09-26 | 04:20 - 17:57 | 11:09 | 16:54 - 04:57 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-10-03 | 03:52 - 17:30 | 10:41 | 16:44 - 05:03 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-10-10 | 03:25 - 17:02 | 10:14 | 16:33 - 05:09 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-10-17 | 02:57 - 16:35 | 09:46 | 16:24 - 05:16 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||
| 2027-10-24 | 02:30 - 16:07 | 09:19 | 16:14 - 05:22 | RA: 12h 22m 54s", Dec: 15° 49' 18s @ 后发座 | |||||