KAOC Arco-Butte County night times
Arco, ID · FAA AOC
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2095:18 PMto7:17 AM
Sunset to sunrise. Lights on.
0018Z to 1417Z
Night logging
§ 1.15:48 PMto6:47 AM
Civil twilight. Log it as night.
0048Z to 1347Z
Night currency
§ 61.57(b)6:18 PMto6:17 AM
One hour after sunset. Landings count.
0118Z to 1317Z
Evenings at KAOC
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:24 PM | 5:54 PM | 6:24 PM |
| Nov 15MST | 5:08 PM | 5:39 PM | 6:08 PM |
| Dec 1MST | 4:58 PM | 5:30 PM | 5:58 PM |
| Dec 15MST | 4:57 PM | 5:30 PM | 5:57 PM |
| Jan 1MST | 5:07 PM | 5:40 PM | 6:07 PM |
| Jan 15MST | 5:22 PM | 5:54 PM | 6:22 PM |
| Feb 1MST | 5:44 PM | 6:15 PM | 6:44 PM |
| Feb 15MST | 6:04 PM | 6:33 PM | 7:04 PM |
| Mar 1MST | 6:22 PM | 6:51 PM | 7:22 PM |
| Mar 15MDT | 7:40 PM | 8:08 PM | 8:40 PM |
| Apr 1MDT | 8:00 PM | 8:29 PM | 9:00 PM |
| Apr 15MDT | 8:17 PM | 8:47 PM | 9:17 PM |
| May 1MDT | 8:36 PM | 9:07 PM | 9:36 PM |
| May 15MDT | 8:52 PM | 9:25 PM | 9:52 PM |
| Jun 1MDT | 9:08 PM | 9:43 PM | 10:08 PM |
| Jun 15MDT | 9:16 PM | 9:52 PM | 10:16 PM |
| Jul 1MDT | 9:18 PM | 9:54 PM | 10:18 PM |
| Jul 15MDT | 9:12 PM | 9:47 PM | 10:12 PM |
| Aug 1MDT | 8:56 PM | 9:29 PM | 9:56 PM |
| Aug 15MDT | 8:37 PM | 9:08 PM | 9:37 PM |
| Sep 1MDT | 8:09 PM | 8:38 PM | 9:09 PM |
| Sep 15MDT | 7:44 PM | 8:12 PM | 8:44 PM |
| Oct 1MDT | 7:14 PM | 7:43 PM | 8:14 PM |
| Oct 15MDT | 6:50 PM | 7:19 PM | 7:50 PM |
Mornings at KAOC
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 6:09 AM | 6:39 AM | 7:09 AM |
| Nov 15MST | 6:28 AM | 6:57 AM | 7:28 AM |
| Dec 1MST | 6:47 AM | 7:15 AM | 7:47 AM |
| Dec 15MST | 7:00 AM | 7:27 AM | 8:00 AM |
| Jan 1MST | 7:07 AM | 7:34 AM | 8:07 AM |
| Jan 15MST | 7:04 AM | 7:32 AM | 8:04 AM |
| Feb 1MST | 6:50 AM | 7:19 AM | 7:50 AM |
| Feb 15MST | 6:32 AM | 7:02 AM | 7:32 AM |
| Mar 1MST | 6:10 AM | 6:41 AM | 7:10 AM |
| Mar 15MDT | 6:46 AM | 7:17 AM | 7:46 AM |
| Apr 1MDT | 6:15 AM | 6:46 AM | 7:15 AM |
| Apr 15MDT | 5:51 AM | 6:21 AM | 6:51 AM |
| May 1MDT | 5:26 AM | 5:55 AM | 6:26 AM |
| May 15MDT | 5:08 AM | 5:35 AM | 6:08 AM |
| Jun 1MDT | 4:55 AM | 5:20 AM | 5:55 AM |
| Jun 15MDT | 4:51 AM | 5:16 AM | 5:51 AM |
| Jul 1MDT | 4:56 AM | 5:20 AM | 5:56 AM |
| Jul 15MDT | 5:06 AM | 5:31 AM | 6:06 AM |
| Aug 1MDT | 5:23 AM | 5:50 AM | 6:23 AM |
| Aug 15MDT | 5:38 AM | 6:07 AM | 6:38 AM |
| Sep 1MDT | 5:57 AM | 6:27 AM | 6:57 AM |
| Sep 15MDT | 6:13 AM | 6:44 AM | 7:13 AM |
| Oct 1MDT | 6:31 AM | 7:02 AM | 7:31 AM |
| Oct 15MDT | 6:47 AM | 7:19 AM | 7:47 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT REIL RWYS 06 & 24, PAPI RWYS 06 & 24, MIRL RWY 06/24 - CTAF.
Runway 06/24
4,801 × 75 ft · Asphalt
PAPI RYS 06 & 24 OTS INDEFLY.
RWY 06/24 REILS OTS INDEF.
Frequencies
Night at KAOC, in short
When can I log night time at KAOC?
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 5:48 PM to 6:47 AM MST.
When do landings at KAOC 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 6:18 PM to 6:17 AM MST.
When are position lights required at KAOC?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:18 PM to 7:17 AM MST.
Nearby airports
- U92 Antelope Valley Moore, ID · 13 nm
- U46 Big Southern Butte Atomic City, ID · 16 nm
- U97 Howe Howe, ID · 19 nm
- 0U7 Hollow Top Carey, ID · 20 nm
- U62 Mackay Mackay, ID · 22 nm
- U48 Coxs Well Atomic City, ID · 24 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.