sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Longyearbyen, Svalbard and Jan Mayen (Svalbard, Spitsbergen), for period: April 2020. Longest day in month: April 2020: 24 hours, 0 minutes, 0 seconds (2020-04-18). Shortest day in this month: 15 hours, 47 minutes , 55 seconds (2020-04-01).
:April 2020, Solar noon=>Altitude: maximal 26.66° (2020-04-30, 12:54:34). minimal: 16.46° (2020-04-01, 13:01:08)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Wednesday | 05:07:11 | 13:01:08 | 20:55:06 | 15h 47m 55s |
| 02 | Thursday | 04:58:20 | 13:00:51 | 21:03:21 | 16h 5m 1s |
| 03 | Friday | 04:49:20 | 13:00:33 | 21:11:47 | 16h 22m 27s |
| 04 | Saturday | 04:40:07 | 13:00:16 | 21:20:24 | 16h 40m 17s |
| 05 | Sunday | 04:30:42 | 12:59:59 | 21:29:15 | 16h 58m 33s |
| 06 | Monday | 04:21:02 | 12:59:42 | 21:38:22 | 17h 17m 20s |
| 07 | Tuesday | 04:11:04 | 12:59:25 | 21:47:46 | 17h 36m 42s |
| 08 | Wednesday | 04:00:45 | 12:59:08 | 21:57:32 | 17h 56m 47s |
| 09 | Thursday | 03:50:02 | 12:58:52 | 22:07:42 | 18h 17m 40s |
| 10 | Friday | 03:38:49 | 12:58:36 | 22:18:23 | 18h 39m 34s |
| 11 | Saturday | 03:27:00 | 12:58:20 | 22:29:40 | 19h 2m 40s |
| 12 | Sunday | 03:14:25 | 12:58:05 | 22:41:44 | 19h 27m 19s |
| 13 | Monday | 03:00:51 | 12:57:50 | 22:54:48 | 19h 53m 57s |
| 14 | Tuesday | 02:45:54 | 12:57:35 | 23:09:16 | 20h 23m 22s |
| 15 | Wednesday | 02:28:55 | 12:57:20 | 23:25:46 | 20h 56m 51s |
| 16 | Thursday | 02:08:28 | 12:57:06 | 23:45:44 | 21h 37m 16s |
| 17 | Friday | 01:39:56 | 12:56:53 | 00:13:49 | 22h 33m 53s |
| 18 | Saturday | 00:00:00 | 12:56:39 | 24:00:00 | 24h 0m 0s |
| 19 | Sunday | 00:00:00 | 12:56:26 | 24:00:00 | 24h 0m 0s |
| 20 | Monday | 00:00:00 | 12:56:14 | 24:00:00 | 24h 0m 0s |
| 21 | Tuesday | 00:00:00 | 12:56:02 | 24:00:00 | 24h 0m 0s |
| 22 | Wednesday | 00:00:00 | 12:55:50 | 24:00:00 | 24h 0m 0s |
| 23 | Thursday | 00:00:00 | 12:55:39 | 24:00:00 | 24h 0m 0s |
| 24 | Friday | 00:00:00 | 12:55:28 | 24:00:00 | 24h 0m 0s |
| 25 | Saturday | 00:00:00 | 12:55:18 | 24:00:00 | 24h 0m 0s |
| 26 | Sunday | 00:00:00 | 12:55:08 | 24:00:00 | 24h 0m 0s |
| 27 | Monday | 00:00:00 | 12:54:59 | 24:00:00 | 24h 0m 0s |
| 28 | Tuesday | 00:00:00 | 12:54:50 | 24:00:00 | 24h 0m 0s |
| 29 | Wednesday | 00:00:00 | 12:54:42 | 24:00:00 | 24h 0m 0s |
| 30 | Thursday | 00:00:00 | 12:54:34 | 24:00:00 | 24h 0m 0s |