KACK Nantucket Memorial night times
Nantucket, MA · FAA ACK
Night of Nov 6 to Nov 7EST
Position lights
§ 91.2094:30 PMto6:19 AM
Sunset to sunrise. Lights on.
2130Z to 1119Z
Night logging
§ 1.14:59 PMto5:50 AM
Civil twilight. Log it as night.
2159Z to 1050Z
Night currency
§ 61.57(b)5:30 PMto5:19 AM
One hour after sunset. Landings count.
2230Z to 1019Z
Evenings at KACK
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1EST | 4:35 PM | 5:04 PM | 5:35 PM |
| Nov 15EST | 4:21 PM | 4:51 PM | 5:21 PM |
| Dec 1EST | 4:12 PM | 4:43 PM | 5:12 PM |
| Dec 15EST | 4:12 PM | 4:43 PM | 5:12 PM |
| Jan 1EST | 4:22 PM | 4:53 PM | 5:22 PM |
| Jan 15EST | 4:36 PM | 5:06 PM | 5:36 PM |
| Feb 1EST | 4:57 PM | 5:26 PM | 5:57 PM |
| Feb 15EST | 5:14 PM | 5:42 PM | 6:14 PM |
| Mar 1EST | 5:31 PM | 5:59 PM | 6:31 PM |
| Mar 15EDT | 6:47 PM | 7:14 PM | 7:47 PM |
| Apr 1EDT | 7:05 PM | 7:33 PM | 8:05 PM |
| Apr 15EDT | 7:20 PM | 7:49 PM | 8:20 PM |
| May 1EDT | 7:37 PM | 8:07 PM | 8:37 PM |
| May 15EDT | 7:52 PM | 8:23 PM | 8:52 PM |
| Jun 1EDT | 8:07 PM | 8:40 PM | 9:07 PM |
| Jun 15EDT | 8:15 PM | 8:49 PM | 9:15 PM |
| Jul 1EDT | 8:17 PM | 8:51 PM | 9:17 PM |
| Jul 15EDT | 8:12 PM | 8:45 PM | 9:12 PM |
| Aug 1EDT | 7:57 PM | 8:28 PM | 8:57 PM |
| Aug 15EDT | 7:39 PM | 8:09 PM | 8:39 PM |
| Sep 1EDT | 7:13 PM | 7:42 PM | 8:13 PM |
| Sep 15EDT | 6:50 PM | 7:17 PM | 7:50 PM |
| Oct 1EDT | 6:22 PM | 6:50 PM | 7:22 PM |
| Oct 15EDT | 6:00 PM | 6:27 PM | 7:00 PM |
Mornings at KACK
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1EST | 5:12 AM | 5:43 AM | 6:12 AM |
| Nov 15EST | 5:28 AM | 5:59 AM | 6:28 AM |
| Dec 1EST | 5:47 AM | 6:16 AM | 6:47 AM |
| Dec 15EST | 5:59 AM | 6:28 AM | 6:59 AM |
| Jan 1EST | 6:06 AM | 6:35 AM | 7:06 AM |
| Jan 15EST | 6:04 AM | 6:33 AM | 7:04 AM |
| Feb 1EST | 5:52 AM | 6:22 AM | 6:52 AM |
| Feb 15EST | 5:35 AM | 6:07 AM | 6:35 AM |
| Mar 1EST | 5:15 AM | 5:47 AM | 6:15 AM |
| Mar 15EDT | 5:52 AM | 6:25 AM | 6:52 AM |
| Apr 1EDT | 5:24 AM | 5:56 AM | 6:24 AM |
| Apr 15EDT | 5:01 AM | 5:33 AM | 6:01 AM |
| May 1EDT | 4:38 AM | 5:08 AM | 5:38 AM |
| May 15EDT | 4:22 AM | 4:51 AM | 5:22 AM |
| Jun 1EDT | 4:10 AM | 4:37 AM | 5:10 AM |
| Jun 15EDT | 4:07 AM | 4:33 AM | 5:07 AM |
| Jul 1EDT | 4:11 AM | 4:37 AM | 5:11 AM |
| Jul 15EDT | 4:20 AM | 4:47 AM | 5:20 AM |
| Aug 1EDT | 4:35 AM | 5:04 AM | 5:35 AM |
| Aug 15EDT | 4:49 AM | 5:20 AM | 5:49 AM |
| Sep 1EDT | 5:07 AM | 5:38 AM | 6:07 AM |
| Sep 15EDT | 5:20 AM | 5:53 AM | 6:20 AM |
| Oct 1EDT | 5:37 AM | 6:09 AM | 6:37 AM |
| Oct 15EDT | 5:52 AM | 6:24 AM | 6:52 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
WHEN ATCT CLSD ACTVT MALSF RWY 06; SSALR RWY 24; HIRL RWY 06/24; MIRL RWY 15/33; TWY LGTS - CTAF. PAPI RWY 06, 24 & 33 OPR 24 HRS.
Runway 06/24
6,303 × 150 ft · Asphalt
SSALR UNMON WHEN TWR CLSD.
Runway 15/33
4,500 × 100 ft · Asphalt
Frequencies
Night at KACK, in short
When can I log night time at KACK?
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 4:59 PM to 5:50 AM EST.
When do landings at KACK 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 5:30 PM to 5:19 AM EST.
When are position lights required at KACK?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:30 PM to 6:19 AM EST.
Nearby airports
- 1B2 Katama Airpark Edgartown, MA · 22 nm
- KCQX Chatham Municipal Chatham, MA · 26 nm
- KMVY Martha's Vineyard Vineyard Haven, MA · 26 nm
- KHYA Cape Cod Gateway Hyannis, MA · 27 nm
- 5B6 Falmouth Airpark Falmouth, MA · 29 nm
- 2B1 Cape Cod Marston Mills, MA · 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.