LogNight

KGRK Robert Gray AAF night times

Fort Hood (Killeen), TX · FAA GRK

Night of Nov 6 to Nov 7CST

Position lights

§ 91.209

5:39 PMto6:52 AM

Sunset to sunrise. Lights on.

2339Z to 1252Z

Night logging

§ 1.1

6:04 PMto6:26 AM

Civil twilight. Log it as night.

0004Z to 1226Z

Night currency

§ 61.57(b)

6:39 PMto5:52 AM

One hour after sunset. Landings count.

0039Z to 1152Z

Other dates, moon, and night hours

Evenings at KGRK

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

Date SunsetLights onCivil twilight endsLog night1 hr after sunsetLandings count
Nov 1CST 5:43 PM6:08 PM6:43 PM
Nov 15CST 5:33 PM5:59 PM6:33 PM
Dec 1CST 5:29 PM5:55 PM6:29 PM
Dec 15CST 5:31 PM5:58 PM6:31 PM
Jan 1CST 5:40 PM6:07 PM6:40 PM
Jan 15CST 5:52 PM6:18 PM6:52 PM
Feb 1CST 6:07 PM6:32 PM7:07 PM
Feb 15CST 6:19 PM6:43 PM7:19 PM
Mar 1CST 6:30 PM6:54 PM7:30 PM
Mar 15CDT 7:39 PM8:04 PM8:39 PM
Apr 1CDT 7:51 PM8:15 PM8:51 PM
Apr 15CDT 8:00 PM8:24 PM9:00 PM
May 1CDT 8:10 PM8:36 PM9:10 PM
May 15CDT 8:20 PM8:46 PM9:20 PM
Jun 1CDT 8:30 PM8:58 PM9:30 PM
Jun 15CDT 8:37 PM9:04 PM9:37 PM
Jul 1CDT 8:39 PM9:07 PM9:39 PM
Jul 15CDT 8:36 PM9:04 PM9:36 PM
Aug 1CDT 8:27 PM8:53 PM9:27 PM
Aug 15CDT 8:14 PM8:39 PM9:14 PM
Sep 1CDT 7:55 PM8:19 PM8:55 PM
Sep 15CDT 7:37 PM8:01 PM8:37 PM
Oct 1CDT 7:17 PM7:41 PM8:17 PM
Oct 15CDT 7:00 PM7:24 PM8:00 PM

Mornings at KGRK

When each night ends. Local time.

Date 1 hr before sunriseLandings stop countingCivil twilight beginsNight logging endsSunriseLights off
Nov 1CST 5:47 AM6:22 AM6:47 AM
Nov 15CST 5:58 AM6:33 AM6:58 AM
Dec 1CST 6:12 AM6:46 AM7:12 AM
Dec 15CST 6:22 AM6:56 AM7:22 AM
Jan 1CST 6:30 AM7:03 AM7:30 AM
Jan 15CST 6:30 AM7:04 AM7:30 AM
Feb 1CST 6:23 AM6:58 AM7:23 AM
Feb 15CST 6:12 AM6:48 AM7:12 AM
Mar 1CST 5:58 AM6:34 AM6:58 AM
Mar 15CDT 6:41 AM7:17 AM7:41 AM
Apr 1CDT 6:20 AM6:56 AM7:20 AM
Apr 15CDT 6:04 AM6:39 AM7:04 AM
May 1CDT 5:47 AM6:21 AM6:47 AM
May 15CDT 5:36 AM6:09 AM6:36 AM
Jun 1CDT 5:28 AM6:01 AM6:28 AM
Jun 15CDT 5:27 AM5:59 AM6:27 AM
Jul 1CDT 5:31 AM6:03 AM6:31 AM
Jul 15CDT 5:38 AM6:11 AM6:38 AM
Aug 1CDT 5:48 AM6:22 AM6:48 AM
Aug 15CDT 5:57 AM6:32 AM6:57 AM
Sep 1CDT 6:07 AM6:43 AM7:07 AM
Sep 15CDT 6:15 AM6:51 AM7:15 AM
Oct 1CDT 6:25 AM7:01 AM7:25 AM
Oct 15CDT 6:34 AM7:10 AM7:34 AM

Lights and runways

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

Field elevation 1,015 ft MSL
Airport lights Sunset to sunrise
Beacon White and green, military, sunset to sunrise
Wind indicator Not lighted

Runway 15/33

9,997 × 200 ft · Asphalt

Edge lights High intensity (HIRL)
15 MALSR · 4-light PAPI, left
33 MALSR · 4-light PAPI, left

Helipad H1

100 × 100 ft · Concrete

Lights Not listed

Helipad H2

75 × 75 ft · Asphalt

Lights Not listed

Helipad H3

75 × 75 ft · Asphalt

Lights Not listed

Frequencies

Tower hours 24 hours
CTAF 120.75
Tower 120.75
Ground 121.8
ATIS 124.9

Night at KGRK, in short

When can I log night time at KGRK?

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 6:26 AM CST.

When do landings at KGRK 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 6:39 PM to 5:52 AM CST.

When are position lights required at KGRK?

From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:39 PM to 6:52 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.