什么时候可以看到NGC2990？
查看NGC2990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。
NGC2990将持续可见至7月5日，随后因过于接近太阳而暂时从夜空中消失。
观测NGC2990的最佳月份
根据NGC2990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2月, 2027年1月, 2027年3月。
NGC2990全年的可见情况
NGC2990在 2026-11-04 的可见情况
NGC2990升起与落下时间表
| 时间 | 高度角 | |
月出，照明比例 27.3%  | 01:50 | 14° |
| 月落 | 14:12 | -20° |
| 天文观测时段开始 | 18:58 | -84° |
| NGC2990升起 | 00:49 | |
| 天文观测时段结束 | 04:28 | 55° |
| 暮光结束 (−12°) | 04:53 | 61° |
| 民用暮光结束 | 05:18 | 67° |
| 日出 | 05:41 | 72° |
| NGC2990中天 | 06:48 | 84° |
跟踪NGC2990整夜的位置变化
← 2026年11月4日 →
| 时间 | |
| 高度角 | |
| 方位角 |
移动星图可更改时间，并观察NGC2990在夜空中的位置变化。
NGC2990每日升起、中天与落下时间
| 日期 | 升起—落下 | 中天 | 暮光 | 坐标 | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-11-04 | 00:53 - 12:51 | 06:52 | 17:43 - 05:40 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-11-11 | 00:25 - 12:23 | 06:24 | 17:43 - 05:40 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-11-18 | 23:58 - 11:56 | 05:57 | 17:44 - 05:41 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-11-25 | 23:30 - 11:28 | 05:29 | 17:46 - 05:43 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-12-02 | 23:03 - 11:01 | 05:02 | 17:48 - 05:45 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-12-09 | 22:35 - 10:33 | 04:34 | 17:51 - 05:48 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-12-16 | 22:07 - 10:06 | 04:07 | 17:54 - 05:51 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-12-23 | 21:40 - 09:38 | 03:39 | 17:58 - 05:55 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2026-12-30 | 21:12 - 09:10 | 03:11 | 18:01 - 05:58 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-01-06 | 20:45 - 08:43 | 02:44 | 18:05 - 06:02 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-01-13 | 20:17 - 08:15 | 02:16 | 18:07 - 06:04 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-01-20 | 19:50 - 07:48 | 01:49 | 18:10 - 06:07 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-01-27 | 19:22 - 07:20 | 01:21 | 18:12 - 06:09 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-02-03 | 18:55 - 06:53 | 00:54 | 18:13 - 06:10 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-02-10 | 18:27 - 06:25 | 00:26 | 18:13 - 06:10 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-02-17 | 17:56 - 05:54 | 23:55 | 18:13 - 06:10 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-02-24 | 17:28 - 05:26 | 23:27 | 18:12 - 06:09 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-03-03 | 17:01 - 04:59 | 23:00 | 18:11 - 06:08 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-03-10 | 16:33 - 04:31 | 22:32 | 18:09 - 06:07 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-03-17 | 16:06 - 04:04 | 22:05 | 18:07 - 06:05 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-03-24 | 15:38 - 03:36 | 21:37 | 18:05 - 06:03 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-03-31 | 15:11 - 03:09 | 21:10 | 18:03 - 06:01 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-04-07 | 14:43 - 02:41 | 20:42 | 18:01 - 05:59 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-04-14 | 14:16 - 02:14 | 20:15 | 17:59 - 05:57 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-04-21 | 13:48 - 01:46 | 19:47 | 17:58 - 05:55 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-04-28 | 13:21 - 01:19 | 19:20 | 17:57 - 05:54 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-05-05 | 12:53 - 00:51 | 18:52 | 17:56 - 05:53 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-05-12 | 12:26 - 00:24 | 18:25 | 17:55 - 05:52 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-05-19 | 11:58 - 23:56 | 17:57 | 17:56 - 05:53 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-05-26 | 11:31 - 23:29 | 17:30 | 17:56 - 05:53 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-06-02 | 11:03 - 23:01 | 17:02 | 17:57 - 05:54 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-06-09 | 10:35 - 22:34 | 16:35 | 17:58 - 05:55 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-06-16 | 10:08 - 22:06 | 16:07 | 18:00 - 05:57 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-06-23 | 09:40 - 21:38 | 15:39 | 18:01 - 05:58 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-06-30 | 09:13 - 21:11 | 15:12 | 18:03 - 06:00 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-07-07 | 08:45 - 20:43 | 14:44 | 18:04 - 06:01 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-07-14 | 08:18 - 20:16 | 14:17 | 18:05 - 06:02 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-07-21 | 07:50 - 19:48 | 13:49 | 18:05 - 06:02 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-07-28 | 07:23 - 19:21 | 13:22 | 18:06 - 06:03 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-08-04 | 06:55 - 18:53 | 12:54 | 18:05 - 06:02 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-08-11 | 06:28 - 18:26 | 12:27 | 18:04 - 06:01 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-08-18 | 06:00 - 17:58 | 11:59 | 18:03 - 06:00 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-08-25 | 05:33 - 17:31 | 11:32 | 18:01 - 05:58 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-09-01 | 05:05 - 17:03 | 11:04 | 17:59 - 05:56 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-09-08 | 04:38 - 16:36 | 10:37 | 17:57 - 05:54 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-09-15 | 04:10 - 16:08 | 10:09 | 17:54 - 05:52 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-09-22 | 03:43 - 15:41 | 09:42 | 17:52 - 05:49 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-09-29 | 03:15 - 15:13 | 09:14 | 17:49 - 05:47 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-10-06 | 02:48 - 14:46 | 08:47 | 17:47 - 05:45 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-10-13 | 02:20 - 14:18 | 08:19 | 17:45 - 05:43 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-10-20 | 01:53 - 13:51 | 07:52 | 17:44 - 05:41 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-10-27 | 01:25 - 13:23 | 07:24 | 17:43 - 05:40 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||
| 2027-11-03 | 00:58 - 12:56 | 06:57 | 17:43 - 05:40 | RA: 09h 46m 17s", Dec: 05° 42' 31s @ 六分仪座 | |||||