LogNight

KSIV Sullivan County night times

Sullivan, IN · FAA SIV

Night of Nov 6 to Nov 7EST

Position lights

§ 91.209

5:43 PMto7:24 AM

Sunset to sunrise. Lights on.

2243Z to 1224Z

Night logging

§ 1.1

6:11 PMto6:56 AM

Civil twilight. Log it as night.

2311Z to 1156Z

Night currency

§ 61.57(b)

6:43 PMto6:24 AM

One hour after sunset. Landings count.

2343Z to 1124Z

Other dates, moon, and night hours

Evenings at KSIV

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

Date SunsetLights onCivil twilight endsLog night1 hr after sunsetLandings count
Nov 1EST 5:49 PM6:16 PM6:49 PM
Nov 15EST 5:35 PM6:04 PM6:35 PM
Dec 1EST 5:27 PM5:57 PM6:27 PM
Dec 15EST 5:28 PM5:58 PM6:28 PM
Jan 1EST 5:38 PM6:08 PM6:38 PM
Jan 15EST 5:51 PM6:21 PM6:51 PM
Feb 1EST 6:11 PM6:39 PM7:11 PM
Feb 15EST 6:27 PM6:54 PM7:27 PM
Mar 1EST 6:42 PM7:09 PM7:42 PM
Mar 15EDT 7:57 PM8:23 PM8:57 PM
Apr 1EDT 8:13 PM8:40 PM9:13 PM
Apr 15EDT 8:27 PM8:55 PM9:27 PM
May 1EDT 8:43 PM9:12 PM9:43 PM
May 15EDT 8:56 PM9:26 PM9:56 PM
Jun 1EDT 9:10 PM9:41 PM10:10 PM
Jun 15EDT 9:18 PM9:50 PM10:18 PM
Jul 1EDT 9:20 PM9:52 PM10:20 PM
Jul 15EDT 9:15 PM9:46 PM10:15 PM
Aug 1EDT 9:02 PM9:31 PM10:02 PM
Aug 15EDT 8:45 PM9:14 PM9:45 PM
Sep 1EDT 8:21 PM8:48 PM9:21 PM
Sep 15EDT 7:58 PM8:25 PM8:58 PM
Oct 1EDT 7:33 PM7:59 PM8:33 PM
Oct 15EDT 7:11 PM7:38 PM8:11 PM

Mornings at KSIV

When each night ends. Local time.

Date 1 hr before sunriseLandings stop countingCivil twilight beginsNight logging endsSunriseLights off
Nov 1EST 6:18 AM6:50 AM7:18 AM
Nov 15EST 6:33 AM7:04 AM7:33 AM
Dec 1EST 6:50 AM7:21 AM7:50 AM
Dec 15EST 7:02 AM7:32 AM8:02 AM
Jan 1EST 7:09 AM7:39 AM8:09 AM
Jan 15EST 7:07 AM7:38 AM8:07 AM
Feb 1EST 6:57 AM7:28 AM7:57 AM
Feb 15EST 6:41 AM7:14 AM7:41 AM
Mar 1EST 6:23 AM6:56 AM7:23 AM
Mar 15EDT 7:01 AM7:35 AM8:01 AM
Apr 1EDT 6:35 AM7:08 AM7:35 AM
Apr 15EDT 6:13 AM6:46 AM7:13 AM
May 1EDT 5:52 AM6:23 AM6:52 AM
May 15EDT 5:37 AM6:07 AM6:37 AM
Jun 1EDT 5:26 AM5:54 AM6:26 AM
Jun 15EDT 5:23 AM5:51 AM6:23 AM
Jul 1EDT 5:27 AM5:55 AM6:27 AM
Jul 15EDT 5:36 AM6:05 AM6:36 AM
Aug 1EDT 5:50 AM6:20 AM6:50 AM
Aug 15EDT 6:03 AM6:34 AM7:03 AM
Sep 1EDT 6:18 AM6:51 AM7:18 AM
Sep 15EDT 6:31 AM7:04 AM7:31 AM
Oct 1EDT 6:46 AM7:19 AM7:46 AM
Oct 15EDT 6:59 AM7:32 AM7:59 AM

Lights and runways

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

Field elevation 539 ft MSL
Airport lights See remarks below
Beacon White and green, see remarks below
Wind indicator Lighted

24 HR.

ACTVT REILS RWYS 18 & 36; MIRL RWY 18/36 - CTAF. PAPI RWY 18 & 36 OPR CONSLY.

Runway 18/36

4,359 × 75 ft · Asphalt

Edge lights Medium intensity (MIRL)
18 2-light PAPI, left · REIL
36 2-light PAPI, left · REIL

Frequencies

CTAF 122.8
UNICOM 122.8

Night at KSIV, in short

When can I log night time at KSIV?

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 6:11 PM to 6:56 AM EST.

When do landings at KSIV 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 6:43 PM to 6:24 AM EST.

When are position lights required at KSIV?

From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:43 PM to 7:24 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.