4O1 Snyder night times
Snyder, OK
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:38 PMto7:02 AM
Sunset to sunrise. Lights on.
2338Z to 1302Z
Night logging
§ 1.16:04 PMto6:36 AM
Civil twilight. Log it as night.
0004Z to 1236Z
Night currency
§ 61.57(b)6:38 PMto6:02 AM
One hour after sunset. Landings count.
0038Z to 1202Z
Evenings at 4O1
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:42 PM | 6:08 PM | 6:42 PM |
| Nov 15CST | 5:31 PM | 5:58 PM | 6:31 PM |
| Dec 1CST | 5:25 PM | 5:53 PM | 6:25 PM |
| Dec 15CST | 5:27 PM | 5:55 PM | 6:27 PM |
| Jan 1CST | 5:36 PM | 6:04 PM | 6:36 PM |
| Jan 15CST | 5:48 PM | 6:16 PM | 6:48 PM |
| Feb 1CST | 6:05 PM | 6:32 PM | 7:05 PM |
| Feb 15CST | 6:19 PM | 6:45 PM | 7:19 PM |
| Mar 1CST | 6:32 PM | 6:57 PM | 7:32 PM |
| Mar 15CDT | 7:44 PM | 8:09 PM | 8:44 PM |
| Apr 1CDT | 7:57 PM | 8:23 PM | 8:57 PM |
| Apr 15CDT | 8:08 PM | 8:34 PM | 9:08 PM |
| May 1CDT | 8:21 PM | 8:48 PM | 9:21 PM |
| May 15CDT | 8:32 PM | 9:00 PM | 9:32 PM |
| Jun 1CDT | 8:44 PM | 9:13 PM | 9:44 PM |
| Jun 15CDT | 8:51 PM | 9:20 PM | 9:51 PM |
| Jul 1CDT | 8:53 PM | 9:22 PM | 9:53 PM |
| Jul 15CDT | 8:50 PM | 9:18 PM | 9:50 PM |
| Aug 1CDT | 8:38 PM | 9:06 PM | 9:38 PM |
| Aug 15CDT | 8:24 PM | 8:51 PM | 9:24 PM |
| Sep 1CDT | 8:03 PM | 8:28 PM | 9:03 PM |
| Sep 15CDT | 7:43 PM | 8:08 PM | 8:43 PM |
| Oct 1CDT | 7:20 PM | 7:45 PM | 8:20 PM |
| Oct 15CDT | 7:02 PM | 7:27 PM | 8:02 PM |
Mornings at 4O1
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:57 AM | 6:31 AM | 6:57 AM |
| Nov 15CST | 6:10 AM | 6:43 AM | 7:10 AM |
| Dec 1CST | 6:25 AM | 6:57 AM | 7:25 AM |
| Dec 15CST | 6:36 AM | 7:08 AM | 7:36 AM |
| Jan 1CST | 6:43 AM | 7:15 AM | 7:43 AM |
| Jan 15CST | 6:43 AM | 7:15 AM | 7:43 AM |
| Feb 1CST | 6:34 AM | 7:08 AM | 7:34 AM |
| Feb 15CST | 6:22 AM | 6:56 AM | 7:22 AM |
| Mar 1CST | 6:05 AM | 6:40 AM | 7:05 AM |
| Mar 15CDT | 6:47 AM | 7:22 AM | 7:47 AM |
| Apr 1CDT | 6:23 AM | 6:58 AM | 7:23 AM |
| Apr 15CDT | 6:05 AM | 6:39 AM | 7:05 AM |
| May 1CDT | 5:46 AM | 6:19 AM | 6:46 AM |
| May 15CDT | 5:33 AM | 6:05 AM | 6:33 AM |
| Jun 1CDT | 5:24 AM | 5:55 AM | 6:24 AM |
| Jun 15CDT | 5:23 AM | 5:53 AM | 6:23 AM |
| Jul 1CDT | 5:27 AM | 5:57 AM | 6:27 AM |
| Jul 15CDT | 5:34 AM | 6:06 AM | 6:34 AM |
| Aug 1CDT | 5:46 AM | 6:19 AM | 6:46 AM |
| Aug 15CDT | 5:57 AM | 6:30 AM | 6:57 AM |
| Sep 1CDT | 6:09 AM | 6:43 AM | 7:09 AM |
| Sep 15CDT | 6:19 AM | 6:54 AM | 7:19 AM |
| Oct 1CDT | 6:31 AM | 7:05 AM | 7:31 AM |
| Oct 15CDT | 6:42 AM | 7:16 AM | 7:42 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 17/35
2,125 × 30 ft · Asphalt
Frequencies
Night at 4O1, in short
When can I log night time at 4O1?
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 6:04 PM to 6:36 AM CST.
When do landings at 4O1 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 6:38 PM to 6:02 AM CST.
When are position lights required at 4O1?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:38 PM to 7:02 AM CST.
Nearby airports
- 1O8 Tipton Municipal Tipton, OK · 13 nm
- KAXS Altus/Quartz Mountain Regional Altus, OK · 17 nm
- KFDR Frederick Regional Frederick, OK · 17 nm
- F09 Olustee Municipal Olustee, OK · 22 nm
- KHBR Hobart Regional Hobart, OK · 22 nm
- 92F Chattanooga Sky Harbor Chattanooga, OK · 23 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.