K40 Anvik night times
Anvik, AK · Seaplane base
Night of Nov 6 to Nov 7AKST
Position lights
§ 91.2095:16 PMto9:35 AM
Sunset to sunrise. Lights on.
0216Z to 1835Z
Night logging
§ 1.16:08 PMto8:42 AM
Civil twilight. Log it as night.
0308Z to 1742Z
Night currency
§ 61.57(b)6:16 PMto8:35 AM
One hour after sunset. Landings count.
0316Z to 1735Z
Evenings at K40
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1AKST | 5:31 PM | 6:21 PM | 6:31 PM |
| Nov 15AKST | 4:52 PM | 5:47 PM | 5:52 PM |
| Dec 1AKST | 4:18 PM | 5:21 PM | 5:18 PM |
| Dec 15AKST | 4:04 PM | 5:13 PM | 5:04 PM |
| Jan 1AKST | 4:18 PM | 5:25 PM | 5:18 PM |
| Jan 15AKST | 4:50 PM | 5:51 PM | 5:50 PM |
| Feb 1AKST | 5:40 PM | 6:33 PM | 6:40 PM |
| Feb 15AKST | 6:22 PM | 7:10 PM | 7:22 PM |
| Mar 1AKST | 7:03 PM | 7:49 PM | 8:03 PM |
| Mar 15AKDT | 8:43 PM | 9:28 PM | 9:43 PM |
| Apr 1AKDT | 9:30 PM | 10:17 PM | 10:30 PM |
| Apr 15AKDT | 10:09 PM | 11:01 PM | 11:09 PM |
| May 1AKDT | 10:55 PM | 11:58 PM | 11:55 PM |
| May 15AKDT | 11:36 PM | 12:59 AM | 12:36 AM |
| Jun 1AKDT | 12:20 AM | No night | 1:20 AM |
| Jun 15AKDT | 12:43 AM | No night | 1:43 AM |
| Jul 1AKDT | 12:41 AM | No night | 1:41 AM |
| Jul 15AKDT | 12:16 AM | No night | 1:16 AM |
| Aug 1AKDT | 11:30 PM | 12:44 AM | 12:30 AM |
| Aug 15AKDT | 10:47 PM | 11:46 PM | 11:47 PM |
| Sep 1AKDT | 9:51 PM | 10:41 PM | 10:51 PM |
| Sep 15AKDT | 9:04 PM | 9:50 PM | 10:04 PM |
| Oct 1AKDT | 8:11 PM | 8:56 PM | 9:11 PM |
| Oct 15AKDT | 7:25 PM | 8:11 PM | 8:25 PM |
Mornings at K40
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1AKST | 8:17 AM | 8:27 AM | 9:17 AM |
| Nov 15AKST | 8:58 AM | 9:03 AM | 9:58 AM |
| Dec 1AKST | 9:42 AM | 9:38 AM | 10:42 AM |
| Dec 15AKST | 10:08 AM | 9:59 AM | 11:08 AM |
| Jan 1AKST | 10:11 AM | 10:04 AM | 11:11 AM |
| Jan 15AKST | 9:51 AM | 9:50 AM | 10:51 AM |
| Feb 1AKST | 9:10 AM | 9:17 AM | 10:10 AM |
| Feb 15AKST | 8:29 AM | 8:41 AM | 9:29 AM |
| Mar 1AKST | 7:44 AM | 7:59 AM | 8:44 AM |
| Mar 15AKDT | 7:58 AM | 8:13 AM | 8:58 AM |
| Apr 1AKDT | 7:01 AM | 7:14 AM | 8:01 AM |
| Apr 15AKDT | 6:15 AM | 6:23 AM | 7:15 AM |
| May 1AKDT | 5:23 AM | 5:21 AM | 6:23 AM |
| May 15AKDT | 4:41 AM | 4:20 AM | 5:41 AM |
| Jun 1AKDT | 3:59 AM | No night | 4:59 AM |
| Jun 15AKDT | 3:41 AM | No night | 4:41 AM |
| Jul 1AKDT | 3:48 AM | No night | 4:48 AM |
| Jul 15AKDT | 4:16 AM | No night | 5:16 AM |
| Aug 1AKDT | 5:02 AM | 4:47 AM | 6:02 AM |
| Aug 15AKDT | 5:42 AM | 5:42 AM | 6:42 AM |
| Sep 1AKDT | 6:28 AM | 6:38 AM | 7:28 AM |
| Sep 15AKDT | 7:06 AM | 7:20 AM | 8:06 AM |
| Oct 1AKDT | 7:49 AM | 8:04 AM | 8:49 AM |
| Oct 15AKDT | 8:27 AM | 8:41 AM | 9:27 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway E/W
2,000 × 500 ft · Water
Frequencies
Night at K40, in short
When can I log night time at K40?
From the end of evening civil twilight to the beginning of morning civil twilight, when the sun is 6° below the horizon (14 CFR 1.1). On the night of Nov 6, 2026, that was 6:08 PM to 8:42 AM AKST.
When do landings at K40 count for night currency?
From one hour after sunset to one hour before sunrise. To carry passengers at night you need 3 takeoffs and 3 full-stop landings in that period within the last 90 days (14 CFR 61.57(b)). On the night of Nov 6, 2026, that was 6:16 PM to 8:35 AM AKST.
When are position lights required at K40?
From sunset to sunrise (14 CFR 91.209(a)), with a different rule in Alaska. On the night of Nov 6, 2026, that was 5:16 PM to 9:35 AM AKST.
Nearby airports
- PANV Anvik Anvik, AK · 1 nm
- PAGX Grayling Grayling, AK · 15 nm
- PAHX Shageluk Shageluk, AK · 18 nm
- PAHC Holy Cross Holy Cross, AK · 31 nm
- PARS Russian Mission Russian Mission, AK · 61 nm
- PAFT Flat Flat, AK · 63 nm
Times are worked out from the sun's position for a sea-level horizon, rounded to the minute. Airport data from the FAA NASR cycle of Oct 29, 2026.