什么时候可以看到NGC2340？
查看NGC2340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。
NGC2340将持续可见至5月10日，随后因过于接近太阳而暂时从夜空中消失。
观测NGC2340的最佳月份
根据NGC2340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1月, 2026年12月, 2027年2月。
NGC2340全年的可见情况
NGC2340在 2026-10-26 的可见情况
NGC2340升起与落下时间表
| 时间 | 高度角 | |
月出，照明比例 99.8%  | 18:54 | -37° |
| 天文观测时段开始 | 20:01 | -32° |
| NGC2340升起 | 23:49 | |
| 天文观测时段结束 | 05:36 | 41° |
| NGC2340中天 | 05:54 | 41° |
| 暮光结束 (−12°) | 06:00 | 41° |
| 民用暮光结束 | 06:25 | 41° |
| 日出 | 06:47 | 40° |
| 月落 | 07:26 | 37° |
| NGC2340落下 | 12:00 |
跟踪NGC2340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NGC2340在夜空中的位置变化。
NGC2340每日升起、中天与落下时间
| 日期 | 升起—落下 | 中天 | 暮光 | 坐标 | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-10-26 | 23:49 - 12:00 | 05:54 | 18:48 - 06:47 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-11-02 | 23:21 - 11:32 | 05:27 | 18:47 - 06:47 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-11-09 | 22:54 - 11:05 | 04:59 | 18:47 - 06:47 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-11-16 | 22:26 - 10:37 | 04:32 | 18:48 - 06:48 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-11-23 | 21:59 - 10:10 | 04:04 | 18:49 - 06:50 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-11-30 | 21:31 - 09:42 | 03:37 | 18:51 - 06:53 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-12-07 | 21:04 - 09:15 | 03:09 | 18:54 - 06:55 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-12-14 | 20:36 - 08:47 | 02:42 | 18:57 - 06:59 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-12-21 | 20:09 - 08:20 | 02:14 | 19:00 - 07:02 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2026-12-28 | 19:41 - 07:52 | 01:47 | 19:04 - 07:05 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-01-04 | 19:14 - 07:25 | 01:19 | 19:07 - 07:09 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-01-11 | 18:46 - 06:57 | 00:52 | 19:10 - 07:12 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-01-18 | 18:19 - 06:29 | 00:24 | 19:13 - 07:14 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-01-25 | 17:51 - 06:02 | 23:56 | 19:15 - 07:16 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-02-01 | 17:23 - 05:34 | 23:29 | 19:17 - 07:17 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-02-08 | 16:56 - 05:07 | 23:01 | 19:17 - 07:18 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-02-15 | 16:28 - 04:39 | 22:34 | 19:18 - 07:17 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-02-22 | 16:01 - 04:12 | 22:06 | 19:17 - 07:17 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-03-01 | 15:33 - 03:44 | 21:39 | 19:16 - 07:15 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-03-08 | 15:06 - 03:17 | 21:11 | 19:15 - 07:13 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-03-15 | 14:38 - 02:49 | 20:44 | 19:14 - 07:11 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-03-22 | 14:11 - 02:22 | 20:16 | 19:12 - 07:09 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-03-29 | 13:43 - 01:54 | 19:49 | 19:10 - 07:07 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-04-05 | 13:16 - 01:27 | 19:21 | 19:08 - 07:04 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-04-12 | 12:48 - 00:59 | 18:54 | 19:07 - 07:02 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-04-19 | 12:21 - 00:32 | 18:26 | 19:05 - 07:00 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-04-26 | 11:53 - 00:04 | 17:59 | 19:04 - 06:59 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-05-03 | 11:26 - 23:37 | 17:31 | 19:03 - 06:57 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-05-10 | 10:58 - 23:09 | 17:04 | 19:03 - 06:57 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-05-17 | 10:31 - 22:42 | 16:36 | 19:03 - 06:56 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-05-24 | 10:03 - 22:14 | 16:09 | 19:04 - 06:57 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-05-31 | 09:36 - 21:47 | 15:41 | 19:05 - 06:57 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-06-07 | 09:08 - 21:19 | 15:14 | 19:06 - 06:58 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-06-14 | 08:41 - 20:52 | 14:46 | 19:07 - 07:00 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-06-21 | 08:13 - 20:24 | 14:18 | 19:09 - 07:01 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-06-28 | 07:45 - 19:56 | 13:51 | 19:10 - 07:03 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-07-05 | 07:18 - 19:29 | 13:23 | 19:12 - 07:04 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-07-12 | 06:50 - 19:01 | 12:56 | 19:13 - 07:05 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-07-19 | 06:23 - 18:34 | 12:28 | 19:13 - 07:06 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-07-26 | 05:55 - 18:06 | 12:01 | 19:13 - 07:07 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-08-02 | 05:28 - 17:39 | 11:33 | 19:13 - 07:07 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-08-09 | 05:00 - 17:11 | 11:06 | 19:12 - 07:06 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-08-16 | 04:33 - 16:44 | 10:38 | 19:11 - 07:05 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-08-23 | 04:05 - 16:16 | 10:11 | 19:09 - 07:04 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-08-30 | 03:38 - 15:49 | 09:43 | 19:07 - 07:02 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-09-06 | 03:10 - 15:21 | 09:16 | 19:04 - 07:00 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-09-13 | 02:43 - 14:54 | 08:48 | 19:01 - 06:58 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-09-20 | 02:15 - 14:26 | 08:21 | 18:59 - 06:56 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-09-27 | 01:44 - 13:55 | 07:49 | 18:56 - 06:53 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-10-04 | 01:16 - 13:27 | 07:22 | 18:53 - 06:51 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-10-11 | 00:49 - 13:00 | 06:54 | 18:51 - 06:50 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-10-18 | 00:21 - 12:32 | 06:27 | 18:49 - 06:48 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||
| 2027-10-25 | 23:54 - 12:05 | 05:59 | 18:48 - 06:47 | RA: 07h 11m 10s", Dec: 50° 10' 29s @ 天猫座 | |||||