T20 Roger M Dreyer Memorial night times
Gonzales, TX
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:40 PMto6:48 AM
Sunset to sunrise. Lights on.
2340Z to 1248Z
Night logging
§ 1.16:04 PMto6:23 AM
Civil twilight. Log it as night.
0004Z to 1223Z
Night currency
§ 61.57(b)6:40 PMto5:48 AM
One hour after sunset. Landings count.
0040Z to 1148Z
Evenings at T20
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:43 PM | 6:08 PM | 6:43 PM |
| Nov 15CST | 5:34 PM | 6:00 PM | 6:34 PM |
| Dec 1CST | 5:31 PM | 5:56 PM | 6:31 PM |
| Dec 15CST | 5:33 PM | 5:59 PM | 6:33 PM |
| Jan 1CST | 5:42 PM | 6:08 PM | 6:42 PM |
| Jan 15CST | 5:53 PM | 6:19 PM | 6:53 PM |
| Feb 1CST | 6:08 PM | 6:33 PM | 7:08 PM |
| Feb 15CST | 6:19 PM | 6:43 PM | 7:19 PM |
| Mar 1CST | 6:29 PM | 6:53 PM | 7:29 PM |
| Mar 15CDT | 7:38 PM | 8:02 PM | 8:38 PM |
| Apr 1CDT | 7:48 PM | 8:12 PM | 8:48 PM |
| Apr 15CDT | 7:57 PM | 8:21 PM | 8:57 PM |
| May 1CDT | 8:07 PM | 8:32 PM | 9:07 PM |
| May 15CDT | 8:15 PM | 8:41 PM | 9:15 PM |
| Jun 1CDT | 8:25 PM | 8:52 PM | 9:25 PM |
| Jun 15CDT | 8:31 PM | 8:59 PM | 9:31 PM |
| Jul 1CDT | 8:34 PM | 9:01 PM | 9:34 PM |
| Jul 15CDT | 8:31 PM | 8:58 PM | 9:31 PM |
| Aug 1CDT | 8:22 PM | 8:48 PM | 9:22 PM |
| Aug 15CDT | 8:10 PM | 8:35 PM | 9:10 PM |
| Sep 1CDT | 7:52 PM | 8:16 PM | 8:52 PM |
| Sep 15CDT | 7:35 PM | 7:59 PM | 8:35 PM |
| Oct 1CDT | 7:16 PM | 7:39 PM | 8:16 PM |
| Oct 15CDT | 7:00 PM | 7:23 PM | 8:00 PM |
Mornings at T20
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:43 AM | 6:19 AM | 6:43 AM |
| Nov 15CST | 5:54 AM | 6:29 AM | 6:54 AM |
| Dec 1CST | 6:07 AM | 6:41 AM | 7:07 AM |
| Dec 15CST | 6:17 AM | 6:51 AM | 7:17 AM |
| Jan 1CST | 6:25 AM | 6:59 AM | 7:25 AM |
| Jan 15CST | 6:26 AM | 7:00 AM | 7:26 AM |
| Feb 1CST | 6:19 AM | 6:54 AM | 7:19 AM |
| Feb 15CST | 6:09 AM | 6:45 AM | 7:09 AM |
| Mar 1CST | 5:56 AM | 6:32 AM | 6:56 AM |
| Mar 15CDT | 6:40 AM | 7:16 AM | 7:40 AM |
| Apr 1CDT | 6:20 AM | 6:56 AM | 7:20 AM |
| Apr 15CDT | 6:04 AM | 6:39 AM | 7:04 AM |
| May 1CDT | 5:48 AM | 6:23 AM | 6:48 AM |
| May 15CDT | 5:37 AM | 6:11 AM | 6:37 AM |
| Jun 1CDT | 5:30 AM | 6:04 AM | 6:30 AM |
| Jun 15CDT | 5:30 AM | 6:02 AM | 6:30 AM |
| Jul 1CDT | 5:34 AM | 6:06 AM | 6:34 AM |
| Jul 15CDT | 5:40 AM | 6:13 AM | 6:40 AM |
| Aug 1CDT | 5:50 AM | 6:24 AM | 6:50 AM |
| Aug 15CDT | 5:58 AM | 6:33 AM | 6:58 AM |
| Sep 1CDT | 6:07 AM | 6:43 AM | 7:07 AM |
| Sep 15CDT | 6:15 AM | 6:51 AM | 7:15 AM |
| Oct 1CDT | 6:23 AM | 6:59 AM | 7:23 AM |
| Oct 15CDT | 6:31 AM | 7:07 AM | 7:31 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
RWY 33, 100 FT ELEC TRANSMISSION LINE ACRS S APCH, 2400 FT DSTC, MKD & LGTD.
MIRL RWY 15/33 PRESET ON LOW INTST; TO INCR INTST ACTVT - 123.0.
Runway 15/33
3,200 × 50 ft · Asphalt
Frequencies
Night at T20, in short
When can I log night time at T20?
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 6:23 AM CST.
When do landings at T20 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 6:40 PM to 5:48 AM CST.
When are position lights required at T20?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:40 PM to 6:48 AM CST.
Nearby airports
- T85 Yoakum Municipal Yoakum, TX · 21 nm
- 50R Lockhart Municipal Lockhart, TX · 22 nm
- E70 Seguin Airport Seguin, TX · 28 nm
- 34R Hallettsville Municipal Hallettsville, TX · 28 nm
- T71 Cuero Municipal Cuero, TX · 29 nm
- KHYI San Marcos Regional Austin, TX · 30 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.