什么时候可以看到NGC1857？
查看NGC1857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。
NGC1857将持续可见至5月4日，随后因过于接近太阳而暂时从夜空中消失。
观测NGC1857的最佳月份
根据NGC1857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2026年12月, 2026年11月, 2027年1月。
NGC1857全年的可见情况
NGC1857在 2026-10-17 的可见情况
NGC1857升起与落下时间表
| 时间 | 高度角 | |
月出，照明比例 25.9%  | 11:16 | 1° |
| 天文观测时段开始 | 17:55 | -2° |
| NGC1857升起 | 18:10 | |
| 月落 | 20:29 | 20° |
| NGC1857中天 | 02:43 | 88° |
| 天文观测时段结束 | 03:51 | 77° |
| 暮光结束 (−12°) | 04:21 | 71° |
| 民用暮光结束 | 04:51 | 65° |
| 日出 | 05:19 | 60° |
跟踪NGC1857整夜的位置变化
← 2026年10月17日 →
| 时间 | |
| 高度角 | |
| 方位角 |
移动星图可更改时间，并观察NGC1857在夜空中的位置变化。
NGC1857每日升起、中天与落下时间
| 日期 | 升起—落下 | 中天 | 暮光 | 坐标 | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-10-17 | 18:10 - 11:17 | 02:43 | 16:23 - 05:16 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-10-24 | 17:42 - 10:49 | 02:16 | 16:14 - 05:23 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-10-31 | 17:15 - 10:22 | 01:48 | 16:06 - 05:30 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-11-07 | 16:47 - 09:54 | 01:21 | 15:59 - 05:37 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-11-14 | 16:20 - 09:27 | 00:53 | 15:53 - 05:44 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-11-21 | 15:52 - 08:59 | 00:26 | 15:48 - 05:51 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-11-28 | 15:25 - 08:32 | 23:58 | 15:45 - 05:58 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-12-05 | 14:57 - 08:04 | 23:31 | 15:44 - 06:05 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-12-12 | 14:30 - 07:37 | 23:03 | 15:44 - 06:11 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-12-19 | 14:02 - 07:09 | 22:36 | 15:46 - 06:15 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2026-12-26 | 13:35 - 06:42 | 22:08 | 15:50 - 06:19 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-01-02 | 13:07 - 06:14 | 21:41 | 15:55 - 06:21 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-01-09 | 12:40 - 05:47 | 21:13 | 16:01 - 06:21 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-01-16 | 12:12 - 05:19 | 20:46 | 16:08 - 06:19 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-01-23 | 11:45 - 04:52 | 20:18 | 16:15 - 06:16 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-01-30 | 11:17 - 04:24 | 19:51 | 16:23 - 06:11 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-02-06 | 10:50 - 03:57 | 19:23 | 16:31 - 06:05 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-02-13 | 10:22 - 03:29 | 18:56 | 16:38 - 05:58 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-02-20 | 09:54 - 03:02 | 18:28 | 16:46 - 05:50 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-02-27 | 09:27 - 02:34 | 18:01 | 16:53 - 05:41 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-03-06 | 08:59 - 02:07 | 17:33 | 17:00 - 05:31 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-03-13 | 08:32 - 01:39 | 17:05 | 17:06 - 05:21 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-03-20 | 08:04 - 01:11 | 16:38 | 17:13 - 05:11 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-03-27 | 07:37 - 00:44 | 16:10 | 17:19 - 05:00 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-04-03 | 07:09 - 00:16 | 15:43 | 17:25 - 04:50 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-04-10 | 06:42 - 23:49 | 15:15 | 17:31 - 04:40 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-04-17 | 06:10 - 23:17 | 14:44 | 17:38 - 04:30 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-04-24 | 05:43 - 22:50 | 14:16 | 17:44 - 04:21 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-05-01 | 05:15 - 22:22 | 13:49 | 17:50 - 04:12 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-05-08 | 04:48 - 21:55 | 13:21 | 17:56 - 04:05 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-05-15 | 04:20 - 21:27 | 12:54 | 18:03 - 03:58 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-05-22 | 03:53 - 21:00 | 12:26 | 18:08 - 03:53 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-05-29 | 03:25 - 20:32 | 11:59 | 18:14 - 03:49 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-06-05 | 02:58 - 20:05 | 11:31 | 18:18 - 03:47 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-06-12 | 02:30 - 19:37 | 11:04 | 18:22 - 03:46 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-06-19 | 02:03 - 19:10 | 10:36 | 18:25 - 03:46 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-06-26 | 01:35 - 18:42 | 10:09 | 18:26 - 03:48 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-07-03 | 01:08 - 18:15 | 09:41 | 18:26 - 03:50 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-07-10 | 00:40 - 17:47 | 09:14 | 18:24 - 03:54 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-07-17 | 00:13 - 17:20 | 08:46 | 18:21 - 03:59 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-07-24 | 23:45 - 16:52 | 08:19 | 18:17 - 04:04 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-07-31 | 23:18 - 16:25 | 07:51 | 18:11 - 04:10 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-08-07 | 22:50 - 15:57 | 07:24 | 18:04 - 04:16 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-08-14 | 22:22 - 15:30 | 06:56 | 17:56 - 04:21 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-08-21 | 21:55 - 15:02 | 06:29 | 17:47 - 04:27 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-08-28 | 21:27 - 14:35 | 06:01 | 17:38 - 04:33 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-09-04 | 21:00 - 14:07 | 05:33 | 17:28 - 04:39 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-09-11 | 20:32 - 13:39 | 05:06 | 17:17 - 04:45 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-09-18 | 20:05 - 13:12 | 04:38 | 17:07 - 04:50 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-09-25 | 19:37 - 12:44 | 04:11 | 16:56 - 04:56 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-10-02 | 19:10 - 12:17 | 03:43 | 16:45 - 05:02 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-10-09 | 18:42 - 11:49 | 03:16 | 16:35 - 05:08 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||
| 2027-10-16 | 18:15 - 11:22 | 02:48 | 16:25 - 05:15 | RA: 05h 20m 05s", Dec: 39° 20' 36s @ 御夫座 | |||||