LogNight

KGUS Grissom ARB night times

Peru, IN · FAA GUS

Night of Nov 6 to Nov 7EST

Position lights

§ 91.209

5:35 PMto7:22 AM

Sunset to sunrise. Lights on.

2235Z to 1222Z

Night logging

§ 1.1

6:04 PMto6:53 AM

Civil twilight. Log it as night.

2304Z to 1153Z

Night currency

§ 61.57(b)

6:35 PMto6:22 AM

One hour after sunset. Landings count.

2335Z to 1122Z

Other dates, moon, and night hours

Evenings at KGUS

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

Date SunsetLights onCivil twilight endsLog night1 hr after sunsetLandings count
Nov 1EST 5:41 PM6:09 PM6:41 PM
Nov 15EST 5:27 PM5:56 PM6:27 PM
Dec 1EST 5:18 PM5:48 PM6:18 PM
Dec 15EST 5:18 PM5:49 PM6:18 PM
Jan 1EST 5:28 PM5:59 PM6:28 PM
Jan 15EST 5:42 PM6:12 PM6:42 PM
Feb 1EST 6:02 PM6:31 PM7:02 PM
Feb 15EST 6:19 PM6:47 PM7:19 PM
Mar 1EST 6:36 PM7:03 PM7:36 PM
Mar 15EDT 7:51 PM8:18 PM8:51 PM
Apr 1EDT 8:09 PM8:37 PM9:09 PM
Apr 15EDT 8:24 PM8:52 PM9:24 PM
May 1EDT 8:41 PM9:10 PM9:41 PM
May 15EDT 8:55 PM9:26 PM9:55 PM
Jun 1EDT 9:09 PM9:42 PM10:09 PM
Jun 15EDT 9:17 PM9:51 PM10:17 PM
Jul 1EDT 9:19 PM9:53 PM10:19 PM
Jul 15EDT 9:14 PM9:47 PM10:14 PM
Aug 1EDT 9:00 PM9:31 PM10:00 PM
Aug 15EDT 8:43 PM9:12 PM9:43 PM
Sep 1EDT 8:17 PM8:45 PM9:17 PM
Sep 15EDT 7:54 PM8:21 PM8:54 PM
Oct 1EDT 7:27 PM7:54 PM8:27 PM
Oct 15EDT 7:05 PM7:32 PM8:05 PM

Mornings at KGUS

When each night ends. Local time.

Date 1 hr before sunriseLandings stop countingCivil twilight beginsNight logging endsSunriseLights off
Nov 1EST 6:15 AM6:47 AM7:15 AM
Nov 15EST 6:31 AM7:02 AM7:31 AM
Dec 1EST 6:49 AM7:19 AM7:49 AM
Dec 15EST 7:01 AM7:30 AM8:01 AM
Jan 1EST 7:08 AM7:38 AM8:08 AM
Jan 15EST 7:06 AM7:36 AM8:06 AM
Feb 1EST 6:55 AM7:26 AM7:55 AM
Feb 15EST 6:39 AM7:11 AM7:39 AM
Mar 1EST 6:19 AM6:51 AM7:19 AM
Mar 15EDT 6:56 AM7:29 AM7:56 AM
Apr 1EDT 6:28 AM7:01 AM7:28 AM
Apr 15EDT 6:06 AM6:38 AM7:06 AM
May 1EDT 5:44 AM6:14 AM6:44 AM
May 15EDT 5:28 AM5:57 AM6:28 AM
Jun 1EDT 5:16 AM5:43 AM6:16 AM
Jun 15EDT 5:13 AM5:40 AM6:13 AM
Jul 1EDT 5:17 AM5:44 AM6:17 AM
Jul 15EDT 5:26 AM5:54 AM6:26 AM
Aug 1EDT 5:41 AM6:11 AM6:41 AM
Aug 15EDT 5:55 AM6:26 AM6:55 AM
Sep 1EDT 6:12 AM6:43 AM7:12 AM
Sep 15EDT 6:25 AM6:58 AM7:25 AM
Oct 1EDT 6:41 AM7:14 AM7:41 AM
Oct 15EDT 6:56 AM7:28 AM7:56 AM

Lights and runways

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

Field elevation 811 ft MSL
Airport lights Not listed
Beacon White and green, sunset to sunrise
Wind indicator Not lighted

BIRD WATCH COND: MNT ATIS; PHASE I NOV-APR & JUN LGT; PHASE II MAY, JUL-OCT HVY.

SVC LGT - FLOODS.

CTN: RWY LGTS 28 FT FM EDGE.

Runway 05/23

12,501 × 200 ft · Asphalt

Edge lights High intensity (HIRL)
05 ALSF1 · 4-light PAPI, left
23 ALSF1 · 4-light PAPI, left

Frequencies

Tower hours 1230-0400Z++, CLSD FED HOLS.
Tower 133.7
Ground 128.425
ATIS 132.55

Night at KGUS, in short

When can I log night time at KGUS?

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 6:53 AM EST.

When do landings at KGUS 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 6:35 PM to 6:22 AM EST.

When are position lights required at KGUS?

From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:35 PM to 7:22 AM EST.

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.