21F Jacksboro Municipal night times
Jacksboro, TX
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:37 PMto6:56 AM
Sunset to sunrise. Lights on.
2337Z to 1256Z
Night logging
§ 1.16:02 PMto6:31 AM
Civil twilight. Log it as night.
0002Z to 1231Z
Night currency
§ 61.57(b)6:37 PMto5:56 AM
One hour after sunset. Landings count.
0037Z to 1156Z
Evenings at 21F
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:41 PM | 6:06 PM | 6:41 PM |
| Nov 15CST | 5:30 PM | 5:57 PM | 6:30 PM |
| Dec 1CST | 5:25 PM | 5:52 PM | 6:25 PM |
| Dec 15CST | 5:27 PM | 5:54 PM | 6:27 PM |
| Jan 1CST | 5:36 PM | 6:04 PM | 6:36 PM |
| Jan 15CST | 5:48 PM | 6:15 PM | 6:48 PM |
| Feb 1CST | 6:04 PM | 6:30 PM | 7:04 PM |
| Feb 15CST | 6:17 PM | 6:43 PM | 7:17 PM |
| Mar 1CST | 6:29 PM | 6:54 PM | 7:29 PM |
| Mar 15CDT | 7:40 PM | 8:05 PM | 8:40 PM |
| Apr 1CDT | 7:53 PM | 8:18 PM | 8:53 PM |
| Apr 15CDT | 8:03 PM | 8:29 PM | 9:03 PM |
| May 1CDT | 8:15 PM | 8:41 PM | 9:15 PM |
| May 15CDT | 8:25 PM | 8:53 PM | 9:25 PM |
| Jun 1CDT | 8:37 PM | 9:05 PM | 9:37 PM |
| Jun 15CDT | 8:43 PM | 9:12 PM | 9:43 PM |
| Jul 1CDT | 8:46 PM | 9:15 PM | 9:46 PM |
| Jul 15CDT | 8:43 PM | 9:11 PM | 9:43 PM |
| Aug 1CDT | 8:32 PM | 8:59 PM | 9:32 PM |
| Aug 15CDT | 8:18 PM | 8:44 PM | 9:18 PM |
| Sep 1CDT | 7:58 PM | 8:23 PM | 8:58 PM |
| Sep 15CDT | 7:39 PM | 8:04 PM | 8:39 PM |
| Oct 1CDT | 7:17 PM | 7:42 PM | 8:17 PM |
| Oct 15CDT | 6:59 PM | 7:24 PM | 7:59 PM |
Mornings at 21F
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:51 AM | 6:25 AM | 6:51 AM |
| Nov 15CST | 6:04 AM | 6:37 AM | 7:04 AM |
| Dec 1CST | 6:18 AM | 6:51 AM | 7:18 AM |
| Dec 15CST | 6:29 AM | 7:01 AM | 7:29 AM |
| Jan 1CST | 6:36 AM | 7:09 AM | 7:36 AM |
| Jan 15CST | 6:36 AM | 7:09 AM | 7:36 AM |
| Feb 1CST | 6:28 AM | 7:02 AM | 7:28 AM |
| Feb 15CST | 6:16 AM | 6:51 AM | 7:16 AM |
| Mar 1CST | 6:01 AM | 6:36 AM | 7:01 AM |
| Mar 15CDT | 6:43 AM | 7:18 AM | 7:43 AM |
| Apr 1CDT | 6:21 AM | 6:56 AM | 7:21 AM |
| Apr 15CDT | 6:03 AM | 6:37 AM | 7:03 AM |
| May 1CDT | 5:45 AM | 6:18 AM | 6:45 AM |
| May 15CDT | 5:33 AM | 6:06 AM | 6:33 AM |
| Jun 1CDT | 5:24 AM | 5:56 AM | 6:24 AM |
| Jun 15CDT | 5:23 AM | 5:54 AM | 6:23 AM |
| Jul 1CDT | 5:27 AM | 5:58 AM | 6:27 AM |
| Jul 15CDT | 5:34 AM | 6:06 AM | 6:34 AM |
| Aug 1CDT | 5:46 AM | 6:18 AM | 6:46 AM |
| Aug 15CDT | 5:55 AM | 6:29 AM | 6:55 AM |
| Sep 1CDT | 6:07 AM | 6:42 AM | 7:07 AM |
| Sep 15CDT | 6:16 AM | 6:51 AM | 7:16 AM |
| Oct 1CDT | 6:27 AM | 7:02 AM | 7:27 AM |
| Oct 15CDT | 6:37 AM | 7:12 AM | 7:37 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 18/36
3,220 × 75 ft · Asphalt
Frequencies
Night at 21F, in short
When can I log night time at 21F?
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 6:02 PM to 6:31 AM CST.
When do landings at 21F 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 6:37 PM to 5:56 AM CST.
When are position lights required at 21F?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:37 PM to 6:56 AM CST.
Nearby airports
- KXBP Bridgeport Municipal Bridgeport, TX · 16 nm
- KRPH Graham Municipal Graham, TX · 22 nm
- F35 Possum Kingdom Graford, TX · 23 nm
- KMWL Mineral Wells Regional Mineral Wells, TX · 27 nm
- KLUD Decatur Municipal Decatur, TX · 28 nm
- 0F2 Bowie Municipal Bowie, TX · 29 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.