3T9 Big Bend Ranch State Park night times
Presidio, TX
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2096:06 PMto7:14 AM
Sunset to sunrise. Lights on.
0006Z to 1314Z
Night logging
§ 1.16:30 PMto6:49 AM
Civil twilight. Log it as night.
0030Z to 1249Z
Night currency
§ 61.57(b)7:06 PMto6:14 AM
One hour after sunset. Landings count.
0106Z to 1214Z
Evenings at 3T9
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 6:09 PM | 6:34 PM | 7:09 PM |
| Nov 15CST | 6:00 PM | 6:26 PM | 7:00 PM |
| Dec 1CST | 5:57 PM | 6:22 PM | 6:57 PM |
| Dec 15CST | 5:59 PM | 6:25 PM | 6:59 PM |
| Jan 1CST | 6:08 PM | 6:34 PM | 7:08 PM |
| Jan 15CST | 6:19 PM | 6:45 PM | 7:19 PM |
| Feb 1CST | 6:34 PM | 6:59 PM | 7:34 PM |
| Feb 15CST | 6:45 PM | 7:09 PM | 7:45 PM |
| Mar 1CST | 6:55 PM | 7:19 PM | 7:55 PM |
| Mar 15CDT | 8:04 PM | 8:28 PM | 9:04 PM |
| Apr 1CDT | 8:14 PM | 8:38 PM | 9:14 PM |
| Apr 15CDT | 8:22 PM | 8:47 PM | 9:22 PM |
| May 1CDT | 8:32 PM | 8:58 PM | 9:32 PM |
| May 15CDT | 8:41 PM | 9:07 PM | 9:41 PM |
| Jun 1CDT | 8:51 PM | 9:18 PM | 9:51 PM |
| Jun 15CDT | 8:57 PM | 9:24 PM | 9:57 PM |
| Jul 1CDT | 9:00 PM | 9:27 PM | 10:00 PM |
| Jul 15CDT | 8:57 PM | 9:24 PM | 9:57 PM |
| Aug 1CDT | 8:48 PM | 9:14 PM | 9:48 PM |
| Aug 15CDT | 8:36 PM | 9:01 PM | 9:36 PM |
| Sep 1CDT | 8:18 PM | 8:42 PM | 9:18 PM |
| Sep 15CDT | 8:01 PM | 8:25 PM | 9:01 PM |
| Oct 1CDT | 7:41 PM | 8:05 PM | 8:41 PM |
| Oct 15CDT | 7:25 PM | 7:49 PM | 8:25 PM |
Mornings at 3T9
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 6:09 AM | 6:44 AM | 7:09 AM |
| Nov 15CST | 6:20 AM | 6:55 AM | 7:20 AM |
| Dec 1CST | 6:33 AM | 7:07 AM | 7:33 AM |
| Dec 15CST | 6:43 AM | 7:17 AM | 7:43 AM |
| Jan 1CST | 6:50 AM | 7:24 AM | 7:50 AM |
| Jan 15CST | 6:51 AM | 7:26 AM | 7:51 AM |
| Feb 1CST | 6:45 AM | 7:20 AM | 7:45 AM |
| Feb 15CST | 6:35 AM | 7:11 AM | 7:35 AM |
| Mar 1CST | 6:21 AM | 6:58 AM | 7:21 AM |
| Mar 15CDT | 7:06 AM | 7:42 AM | 8:06 AM |
| Apr 1CDT | 6:45 AM | 7:22 AM | 7:45 AM |
| Apr 15CDT | 6:30 AM | 7:05 AM | 7:30 AM |
| May 1CDT | 6:14 AM | 6:49 AM | 7:14 AM |
| May 15CDT | 6:03 AM | 6:37 AM | 7:03 AM |
| Jun 1CDT | 5:56 AM | 6:30 AM | 6:56 AM |
| Jun 15CDT | 5:56 AM | 6:28 AM | 6:56 AM |
| Jul 1CDT | 6:00 AM | 6:32 AM | 7:00 AM |
| Jul 15CDT | 6:06 AM | 6:39 AM | 7:06 AM |
| Aug 1CDT | 6:16 AM | 6:50 AM | 7:16 AM |
| Aug 15CDT | 6:24 AM | 6:59 AM | 7:24 AM |
| Sep 1CDT | 6:33 AM | 7:09 AM | 7:33 AM |
| Sep 15CDT | 6:40 AM | 7:17 AM | 7:40 AM |
| Oct 1CDT | 6:49 AM | 7:25 AM | 7:49 AM |
| Oct 15CDT | 6:57 AM | 7:33 AM | 7:57 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 08/26
5,500 × 80 ft · Asphalt
Frequencies
Night at 3T9, in short
When can I log night time at 3T9?
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 6:30 PM to 6:49 AM CST.
When do landings at 3T9 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 7:06 PM to 6:14 AM CST.
When are position lights required at 3T9?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 6:06 PM to 7:14 AM CST.
Nearby airports
- T89 Lajitas International Lajitas, TX · 18 nm
- KPRS Presidio Lely International Presidio, TX · 24 nm
- 1E2 Terlingua Ranch Alpine, TX · 28 nm
- KMRF Marfa Municipal Marfa, TX · 54 nm
- E38 Alpine-Casparis Municipal Alpine, TX · 56 nm
- 6R6 Terrell County Dryden, TX · 96 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.