1B9 Mansfield Municipal night times
Mansfield, MA
Night of Nov 6 to Nov 7EST
Position lights
§ 91.2094:33 PMto6:25 AM
Sunset to sunrise. Lights on.
2133Z to 1125Z
Night logging
§ 1.15:02 PMto5:55 AM
Civil twilight. Log it as night.
2202Z to 1055Z
Night currency
§ 61.57(b)5:33 PMto5:25 AM
One hour after sunset. Landings count.
2233Z to 1025Z
Evenings at 1B9
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1EST | 4:39 PM | 5:08 PM | 5:39 PM |
| Nov 15EST | 4:24 PM | 4:54 PM | 5:24 PM |
| Dec 1EST | 4:14 PM | 4:45 PM | 5:14 PM |
| Dec 15EST | 4:14 PM | 4:46 PM | 5:14 PM |
| Jan 1EST | 4:24 PM | 4:56 PM | 5:24 PM |
| Jan 15EST | 4:38 PM | 5:09 PM | 5:38 PM |
| Feb 1EST | 4:59 PM | 5:29 PM | 5:59 PM |
| Feb 15EST | 5:17 PM | 5:46 PM | 6:17 PM |
| Mar 1EST | 5:35 PM | 6:03 PM | 6:35 PM |
| Mar 15EDT | 6:51 PM | 7:19 PM | 7:51 PM |
| Apr 1EDT | 7:10 PM | 7:38 PM | 8:10 PM |
| Apr 15EDT | 7:26 PM | 7:55 PM | 8:26 PM |
| May 1EDT | 7:43 PM | 8:14 PM | 8:43 PM |
| May 15EDT | 7:58 PM | 8:30 PM | 8:58 PM |
| Jun 1EDT | 8:14 PM | 8:48 PM | 9:14 PM |
| Jun 15EDT | 8:22 PM | 8:57 PM | 9:22 PM |
| Jul 1EDT | 8:24 PM | 8:58 PM | 9:24 PM |
| Jul 15EDT | 8:19 PM | 8:52 PM | 9:19 PM |
| Aug 1EDT | 8:04 PM | 8:35 PM | 9:04 PM |
| Aug 15EDT | 7:45 PM | 8:15 PM | 8:45 PM |
| Sep 1EDT | 7:19 PM | 7:47 PM | 8:19 PM |
| Sep 15EDT | 6:55 PM | 7:23 PM | 7:55 PM |
| Oct 1EDT | 6:27 PM | 6:54 PM | 7:27 PM |
| Oct 15EDT | 6:03 PM | 6:32 PM | 7:03 PM |
Mornings at 1B9
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1EST | 5:18 AM | 5:49 AM | 6:18 AM |
| Nov 15EST | 5:35 AM | 6:05 AM | 6:35 AM |
| Dec 1EST | 5:53 AM | 6:22 AM | 6:53 AM |
| Dec 15EST | 6:06 AM | 6:34 AM | 7:06 AM |
| Jan 1EST | 6:13 AM | 6:41 AM | 7:13 AM |
| Jan 15EST | 6:10 AM | 6:40 AM | 7:10 AM |
| Feb 1EST | 5:58 AM | 6:28 AM | 6:58 AM |
| Feb 15EST | 5:41 AM | 6:12 AM | 6:41 AM |
| Mar 1EST | 5:20 AM | 5:52 AM | 6:20 AM |
| Mar 15EDT | 5:57 AM | 6:29 AM | 6:57 AM |
| Apr 1EDT | 5:28 AM | 6:00 AM | 6:28 AM |
| Apr 15EDT | 5:05 AM | 5:36 AM | 6:05 AM |
| May 1EDT | 4:41 AM | 5:11 AM | 5:41 AM |
| May 15EDT | 4:25 AM | 4:53 AM | 5:25 AM |
| Jun 1EDT | 4:12 AM | 4:38 AM | 5:12 AM |
| Jun 15EDT | 4:09 AM | 4:34 AM | 5:09 AM |
| Jul 1EDT | 4:13 AM | 4:39 AM | 5:13 AM |
| Jul 15EDT | 4:22 AM | 4:49 AM | 5:22 AM |
| Aug 1EDT | 4:38 AM | 5:07 AM | 5:38 AM |
| Aug 15EDT | 4:53 AM | 5:22 AM | 5:53 AM |
| Sep 1EDT | 5:10 AM | 5:41 AM | 6:10 AM |
| Sep 15EDT | 5:25 AM | 5:57 AM | 6:25 AM |
| Oct 1EDT | 5:42 AM | 6:14 AM | 6:42 AM |
| Oct 15EDT | 5:57 AM | 6:29 AM | 6:57 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ROTG BCN OTS.
RWY 14/32 LGTS OTS.
ACTVT PAPI RWY 32; MIRL RWY 14/32 - CTAF.
Runway 04/22
2,059 × 100 ft · Turf
Runway 14/32
3,500 × 75 ft · Asphalt
Frequencies
Night at 1B9, in short
When can I log night time at 1B9?
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 5:02 PM to 5:55 AM EST.
When do landings at 1B9 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 5:33 PM to 5:25 AM EST.
When are position lights required at 1B9?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:33 PM to 6:25 AM EST.
Nearby airports
- KTAN Taunton Municipal/King Field Taunton, MA · 11 nm
- KOWD Norwood Memorial Norwood, MA · 11 nm
- 1M8 Myricks Berkley, MA · 12 nm
- KSFZ North Central State Pawtucket, RI · 14 nm
- 1B6 Hopedale Industrial Park Hopedale, MA · 15 nm
- MA6 Monponsett Pond Halifax, MA · 16 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.