LogNight

T51 Dan Jones International night times

Houston, TX

Night of Nov 6 to Nov 7CST

Position lights

§ 91.209

5:32 PMto6:41 AM

Sunset to sunrise. Lights on.

2332Z to 1241Z

Night logging

§ 1.1

5:57 PMto6:16 AM

Civil twilight. Log it as night.

2357Z to 1216Z

Night currency

§ 61.57(b)

6:32 PMto5:41 AM

One hour after sunset. Landings count.

0032Z to 1141Z

Other dates, moon, and night hours

Evenings at T51

When each night begins, through the year. Local time.

Date SunsetLights onCivil twilight endsLog night1 hr after sunsetLandings count
Nov 1CST 5:35 PM6:00 PM6:35 PM
Nov 15CST 5:26 PM5:52 PM6:26 PM
Dec 1CST 5:22 PM5:48 PM6:22 PM
Dec 15CST 5:25 PM5:51 PM6:25 PM
Jan 1CST 5:34 PM6:00 PM6:34 PM
Jan 15CST 5:45 PM6:11 PM6:45 PM
Feb 1CST 6:00 PM6:25 PM7:00 PM
Feb 15CST 6:11 PM6:36 PM7:11 PM
Mar 1CST 6:22 PM6:46 PM7:22 PM
Mar 15CDT 7:31 PM7:55 PM8:31 PM
Apr 1CDT 7:41 PM8:05 PM8:41 PM
Apr 15CDT 7:50 PM8:15 PM8:50 PM
May 1CDT 8:00 PM8:25 PM9:00 PM
May 15CDT 8:09 PM8:35 PM9:09 PM
Jun 1CDT 8:19 PM8:46 PM9:19 PM
Jun 15CDT 8:25 PM8:53 PM9:25 PM
Jul 1CDT 8:28 PM8:55 PM9:28 PM
Jul 15CDT 8:25 PM8:52 PM9:25 PM
Aug 1CDT 8:16 PM8:42 PM9:16 PM
Aug 15CDT 8:04 PM8:29 PM9:04 PM
Sep 1CDT 7:45 PM8:10 PM8:45 PM
Sep 15CDT 7:28 PM7:52 PM8:28 PM
Oct 1CDT 7:08 PM7:32 PM8:08 PM
Oct 15CDT 6:52 PM7:16 PM7:52 PM

Mornings at T51

When each night ends. Local time.

Date 1 hr before sunriseLandings stop countingCivil twilight beginsNight logging endsSunriseLights off
Nov 1CST 5:37 AM6:12 AM6:37 AM
Nov 15CST 5:48 AM6:23 AM6:48 AM
Dec 1CST 6:01 AM6:35 AM7:01 AM
Dec 15CST 6:11 AM6:45 AM7:11 AM
Jan 1CST 6:19 AM6:52 AM7:19 AM
Jan 15CST 6:19 AM6:54 AM7:19 AM
Feb 1CST 6:13 AM6:48 AM7:13 AM
Feb 15CST 6:03 AM6:38 AM7:03 AM
Mar 1CST 5:49 AM6:25 AM6:49 AM
Mar 15CDT 6:33 AM7:09 AM7:33 AM
Apr 1CDT 6:12 AM6:48 AM7:12 AM
Apr 15CDT 5:56 AM6:31 AM6:56 AM
May 1CDT 5:40 AM6:15 AM6:40 AM
May 15CDT 5:29 AM6:03 AM6:29 AM
Jun 1CDT 5:22 AM5:55 AM6:22 AM
Jun 15CDT 5:21 AM5:54 AM6:21 AM
Jul 1CDT 5:25 AM5:58 AM6:25 AM
Jul 15CDT 5:32 AM6:05 AM6:32 AM
Aug 1CDT 5:42 AM6:16 AM6:42 AM
Aug 15CDT 5:50 AM6:25 AM6:50 AM
Sep 1CDT 6:00 AM6:35 AM7:00 AM
Sep 15CDT 6:07 AM6:43 AM7:07 AM
Oct 1CDT 6:16 AM6:52 AM7:16 AM
Oct 15CDT 6:25 AM7:00 AM7:25 AM

Lights and runways

As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.

Field elevation 166 ft MSL
Airport lights See remarks below
Beacon White and green, see remarks below
Wind indicator Not lighted

FOR ROTG BCN CALL 936-521-9887.

SS-SR, ACTVT LIRL RWY 17/35- CTAF.

Runway 17/35

3,440 × 50 ft · Asphalt

Edge lights Low intensity (LIRL)
17 None listed
35 None listed

RWY 17/35 NSTD LIRL; NSTD COLORS, SINGLE THR LGT EACH RWY END. 2240 FT OF RWY USBL FOR NGT OPNS. RWY 17 THR RELCTD 300 FT FOR NGT OPNS; RWY 35 THR RELCTD 900 FT FOR NGT OPNS.

Frequencies

CTAF 122.8
UNICOM 122.8

Night at T51, in short

When can I log night time at T51?

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 5:57 PM to 6:16 AM CST.

When do landings at T51 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 6:32 PM to 5:41 AM CST.

When are position lights required at T51?

From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:32 PM to 6:41 AM CST.

Nearby airports

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.