B21 Sugarloaf Regional night times
Carrabassett, ME
Night of Nov 6 to Nov 7EST
Position lights
§ 91.2094:22 PMto6:28 AM
Sunset to sunrise. Lights on.
2122Z to 1128Z
Night logging
§ 1.14:53 PMto5:57 AM
Civil twilight. Log it as night.
2153Z to 1057Z
Night currency
§ 61.57(b)5:22 PMto5:28 AM
One hour after sunset. Landings count.
2222Z to 1028Z
Evenings at B21
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1EST | 4:29 PM | 4:59 PM | 5:29 PM |
| Nov 15EST | 4:12 PM | 4:43 PM | 5:12 PM |
| Dec 1EST | 4:00 PM | 4:34 PM | 5:00 PM |
| Dec 15EST | 3:59 PM | 4:33 PM | 4:59 PM |
| Jan 1EST | 4:10 PM | 4:43 PM | 5:10 PM |
| Jan 15EST | 4:25 PM | 4:58 PM | 5:25 PM |
| Feb 1EST | 4:48 PM | 5:20 PM | 5:48 PM |
| Feb 15EST | 5:08 PM | 5:39 PM | 6:08 PM |
| Mar 1EST | 5:28 PM | 5:58 PM | 6:28 PM |
| Mar 15EDT | 6:47 PM | 7:16 PM | 7:47 PM |
| Apr 1EDT | 7:08 PM | 7:38 PM | 8:08 PM |
| Apr 15EDT | 7:26 PM | 7:57 PM | 8:26 PM |
| May 1EDT | 7:46 PM | 8:19 PM | 8:46 PM |
| May 15EDT | 8:03 PM | 8:38 PM | 9:03 PM |
| Jun 1EDT | 8:21 PM | 8:57 PM | 9:21 PM |
| Jun 15EDT | 8:30 PM | 9:07 PM | 9:30 PM |
| Jul 1EDT | 8:32 PM | 9:09 PM | 9:32 PM |
| Jul 15EDT | 8:25 PM | 9:01 PM | 9:25 PM |
| Aug 1EDT | 8:08 PM | 8:42 PM | 9:08 PM |
| Aug 15EDT | 7:48 PM | 8:20 PM | 8:48 PM |
| Sep 1EDT | 7:18 PM | 7:49 PM | 8:18 PM |
| Sep 15EDT | 6:52 PM | 7:22 PM | 7:52 PM |
| Oct 1EDT | 6:22 PM | 6:51 PM | 7:22 PM |
| Oct 15EDT | 5:56 PM | 6:26 PM | 6:56 PM |
Mornings at B21
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1EST | 5:20 AM | 5:49 AM | 6:20 AM |
| Nov 15EST | 5:39 AM | 6:07 AM | 6:39 AM |
| Dec 1EST | 5:59 AM | 6:26 AM | 6:59 AM |
| Dec 15EST | 6:13 AM | 6:39 AM | 7:13 AM |
| Jan 1EST | 6:19 AM | 6:46 AM | 7:19 AM |
| Jan 15EST | 6:16 AM | 6:43 AM | 7:16 AM |
| Feb 1EST | 6:01 AM | 6:30 AM | 7:01 AM |
| Feb 15EST | 5:42 AM | 6:12 AM | 6:42 AM |
| Mar 1EST | 5:19 AM | 5:50 AM | 6:19 AM |
| Mar 15EDT | 5:54 AM | 6:24 AM | 6:54 AM |
| Apr 1EDT | 5:22 AM | 5:52 AM | 6:22 AM |
| Apr 15EDT | 4:56 AM | 5:26 AM | 5:56 AM |
| May 1EDT | 4:30 AM | 4:58 AM | 5:30 AM |
| May 15EDT | 4:12 AM | 4:38 AM | 5:12 AM |
| Jun 1EDT | 3:57 AM | 4:21 AM | 4:57 AM |
| Jun 15EDT | 3:53 AM | 4:16 AM | 4:53 AM |
| Jul 1EDT | 3:58 AM | 4:20 AM | 4:58 AM |
| Jul 15EDT | 4:08 AM | 4:32 AM | 5:08 AM |
| Aug 1EDT | 4:26 AM | 4:52 AM | 5:26 AM |
| Aug 15EDT | 4:42 AM | 5:10 AM | 5:42 AM |
| Sep 1EDT | 5:03 AM | 5:32 AM | 6:03 AM |
| Sep 15EDT | 5:19 AM | 5:50 AM | 6:19 AM |
| Oct 1EDT | 5:39 AM | 6:09 AM | 6:39 AM |
| Oct 15EDT | 5:56 AM | 6:27 AM | 6:56 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 17/35
2,797 × 75 ft · Asphalt
Frequencies
Night at B21, in short
When can I log night time at B21?
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 4:53 PM to 5:57 AM EST.
When do landings at B21 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 5:22 PM to 5:28 AM EST.
When are position lights required at B21?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:22 PM to 6:28 AM EST.
Nearby airports
- 8B0 Stephen A Bean Municipal Rangeley, ME · 20 nm
- M57 Rangeley Lake Rangeley, ME · 21 nm
- KOWK Central Maine/Norridgewock Norridgewock, ME · 27 nm
- 59B Newton Field Jackman, ME · 33 nm
- 60B Moose River Jackman, ME · 33 nm
- 21M Currier's Greenville Junction, ME · 35 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.