D51 Clarence Aerodrome night times
Buffalo, NY
Night of Nov 6 to Nov 7EST
Position lights
§ 91.2095:00 PMto6:57 AM
Sunset to sunrise. Lights on.
2200Z to 1157Z
Night logging
§ 1.15:30 PMto6:27 AM
Civil twilight. Log it as night.
2230Z to 1127Z
Night currency
§ 61.57(b)6:00 PMto5:57 AM
One hour after sunset. Landings count.
2300Z to 1057Z
Evenings at D51
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1EST | 5:07 PM | 5:36 PM | 6:07 PM |
| Nov 15EST | 4:51 PM | 5:21 PM | 5:51 PM |
| Dec 1EST | 4:41 PM | 5:13 PM | 5:41 PM |
| Dec 15EST | 4:41 PM | 5:13 PM | 5:41 PM |
| Jan 1EST | 4:50 PM | 5:23 PM | 5:50 PM |
| Jan 15EST | 5:05 PM | 5:37 PM | 6:05 PM |
| Feb 1EST | 5:27 PM | 5:57 PM | 6:27 PM |
| Feb 15EST | 5:46 PM | 6:15 PM | 6:46 PM |
| Mar 1EST | 6:04 PM | 6:32 PM | 7:04 PM |
| Mar 15EDT | 7:21 PM | 7:49 PM | 8:21 PM |
| Apr 1EDT | 7:41 PM | 8:10 PM | 8:41 PM |
| Apr 15EDT | 7:57 PM | 8:27 PM | 8:57 PM |
| May 1EDT | 8:16 PM | 8:47 PM | 9:16 PM |
| May 15EDT | 8:31 PM | 9:04 PM | 9:31 PM |
| Jun 1EDT | 8:47 PM | 9:22 PM | 9:47 PM |
| Jun 15EDT | 8:56 PM | 9:31 PM | 9:56 PM |
| Jul 1EDT | 8:58 PM | 9:33 PM | 9:58 PM |
| Jul 15EDT | 8:52 PM | 9:26 PM | 9:52 PM |
| Aug 1EDT | 8:36 PM | 9:08 PM | 9:36 PM |
| Aug 15EDT | 8:17 PM | 8:48 PM | 9:17 PM |
| Sep 1EDT | 7:50 PM | 8:19 PM | 8:50 PM |
| Sep 15EDT | 7:25 PM | 7:53 PM | 8:25 PM |
| Oct 1EDT | 6:56 PM | 7:25 PM | 7:56 PM |
| Oct 15EDT | 6:32 PM | 7:01 PM | 7:32 PM |
Mornings at D51
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1EST | 5:50 AM | 6:20 AM | 6:50 AM |
| Nov 15EST | 6:07 AM | 6:37 AM | 7:07 AM |
| Dec 1EST | 6:27 AM | 6:55 AM | 7:27 AM |
| Dec 15EST | 6:39 AM | 7:07 AM | 7:39 AM |
| Jan 1EST | 6:46 AM | 7:14 AM | 7:46 AM |
| Jan 15EST | 6:43 AM | 7:12 AM | 7:43 AM |
| Feb 1EST | 6:30 AM | 7:00 AM | 7:30 AM |
| Feb 15EST | 6:13 AM | 6:43 AM | 7:13 AM |
| Mar 1EST | 5:51 AM | 6:23 AM | 6:51 AM |
| Mar 15EDT | 6:27 AM | 6:59 AM | 7:27 AM |
| Apr 1EDT | 5:57 AM | 6:28 AM | 6:57 AM |
| Apr 15EDT | 5:33 AM | 6:04 AM | 6:33 AM |
| May 1EDT | 5:09 AM | 5:38 AM | 6:09 AM |
| May 15EDT | 4:52 AM | 5:19 AM | 5:52 AM |
| Jun 1EDT | 4:38 AM | 5:04 AM | 5:38 AM |
| Jun 15EDT | 4:35 AM | 4:59 AM | 5:35 AM |
| Jul 1EDT | 4:39 AM | 5:04 AM | 5:39 AM |
| Jul 15EDT | 4:49 AM | 5:15 AM | 5:49 AM |
| Aug 1EDT | 5:05 AM | 5:33 AM | 6:05 AM |
| Aug 15EDT | 5:20 AM | 5:50 AM | 6:20 AM |
| Sep 1EDT | 5:39 AM | 6:10 AM | 6:39 AM |
| Sep 15EDT | 5:54 AM | 6:26 AM | 6:54 AM |
| Oct 1EDT | 6:12 AM | 6:44 AM | 7:12 AM |
| Oct 15EDT | 6:28 AM | 7:00 AM | 7:28 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 10/28
2,500 × 67 ft · Turf
Frequencies
Night at D51, in short
When can I log night time at D51?
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 5:30 PM to 6:27 AM EST.
When do landings at D51 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 6:00 PM to 5:57 AM EST.
When are position lights required at D51?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:00 PM to 6:57 AM EST.
Nearby airports
- KBUF Buffalo Niagara International Buffalo, NY · 8 nm
- 9G5 Royalton Gasport, NY · 9 nm
- KBQR Buffalo-Lancaster Regional Buffalo, NY · 9 nm
- 9G3 Akron/Jesson Field Akron, NY · 10 nm
- KIAG Niagara Falls International Niagara Falls, NY · 11 nm
- 85N Hollands International Field Newfane, NY · 12 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.