7V3 Big Foot Airfield night times
Walworth, WI
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2094:41 PMto6:36 AM
Sunset to sunrise. Lights on.
2241Z to 1236Z
Night logging
§ 1.15:11 PMto6:06 AM
Civil twilight. Log it as night.
2311Z to 1206Z
Night currency
§ 61.57(b)5:41 PMto5:36 AM
One hour after sunset. Landings count.
2341Z to 1136Z
Evenings at 7V3
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 4:47 PM | 5:17 PM | 5:47 PM |
| Nov 15CST | 4:32 PM | 5:02 PM | 5:32 PM |
| Dec 1CST | 4:22 PM | 4:54 PM | 5:22 PM |
| Dec 15CST | 4:22 PM | 4:54 PM | 5:22 PM |
| Jan 1CST | 4:32 PM | 5:04 PM | 5:32 PM |
| Jan 15CST | 4:47 PM | 5:18 PM | 5:47 PM |
| Feb 1CST | 5:08 PM | 5:38 PM | 6:08 PM |
| Feb 15CST | 5:26 PM | 5:55 PM | 6:26 PM |
| Mar 1CST | 5:44 PM | 6:12 PM | 6:44 PM |
| Mar 15CDT | 7:01 PM | 7:29 PM | 8:01 PM |
| Apr 1CDT | 7:20 PM | 7:49 PM | 8:20 PM |
| Apr 15CDT | 7:36 PM | 8:06 PM | 8:36 PM |
| May 1CDT | 7:54 PM | 8:25 PM | 8:54 PM |
| May 15CDT | 8:10 PM | 8:42 PM | 9:10 PM |
| Jun 1CDT | 8:25 PM | 9:00 PM | 9:25 PM |
| Jun 15CDT | 8:34 PM | 9:09 PM | 9:34 PM |
| Jul 1CDT | 8:36 PM | 9:11 PM | 9:36 PM |
| Jul 15CDT | 8:30 PM | 9:04 PM | 9:30 PM |
| Aug 1CDT | 8:15 PM | 8:46 PM | 9:15 PM |
| Aug 15CDT | 7:56 PM | 8:26 PM | 8:56 PM |
| Sep 1CDT | 7:29 PM | 7:58 PM | 8:29 PM |
| Sep 15CDT | 7:05 PM | 7:33 PM | 8:05 PM |
| Oct 1CDT | 6:36 PM | 7:04 PM | 7:36 PM |
| Oct 15CDT | 6:13 PM | 6:41 PM | 7:13 PM |
Mornings at 7V3
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:28 AM | 5:59 AM | 6:28 AM |
| Nov 15CST | 5:46 AM | 6:16 AM | 6:46 AM |
| Dec 1CST | 6:05 AM | 6:33 AM | 7:05 AM |
| Dec 15CST | 6:17 AM | 6:45 AM | 7:17 AM |
| Jan 1CST | 6:24 AM | 6:52 AM | 7:24 AM |
| Jan 15CST | 6:22 AM | 6:51 AM | 7:22 AM |
| Feb 1CST | 6:09 AM | 6:39 AM | 7:09 AM |
| Feb 15CST | 5:51 AM | 6:23 AM | 6:51 AM |
| Mar 1CST | 5:30 AM | 6:02 AM | 6:30 AM |
| Mar 15CDT | 6:07 AM | 6:39 AM | 7:07 AM |
| Apr 1CDT | 5:37 AM | 6:09 AM | 6:37 AM |
| Apr 15CDT | 5:14 AM | 5:44 AM | 6:14 AM |
| May 1CDT | 4:50 AM | 5:19 AM | 5:50 AM |
| May 15CDT | 4:33 AM | 5:01 AM | 5:33 AM |
| Jun 1CDT | 4:20 AM | 4:46 AM | 5:20 AM |
| Jun 15CDT | 4:17 AM | 4:42 AM | 5:17 AM |
| Jul 1CDT | 4:21 AM | 4:46 AM | 5:21 AM |
| Jul 15CDT | 4:31 AM | 4:57 AM | 5:31 AM |
| Aug 1CDT | 4:47 AM | 5:15 AM | 5:47 AM |
| Aug 15CDT | 5:01 AM | 5:31 AM | 6:01 AM |
| Sep 1CDT | 5:19 AM | 5:50 AM | 6:19 AM |
| Sep 15CDT | 5:34 AM | 6:06 AM | 6:34 AM |
| Oct 1CDT | 5:52 AM | 6:24 AM | 6:52 AM |
| Oct 15CDT | 6:07 AM | 6:39 AM | 7:07 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT LIRL ON RY 18/36 - 123.75.
Runway 18/36
2,114 × 100 ft · Turf
NSTD LIRL; RY 18 THLD LGTS ARE 45 FT S OF RY MARKERS.
Frequencies
Night at 7V3, in short
When can I log night time at 7V3?
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 5:11 PM to 6:06 AM CST.
When do landings at 7V3 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 5:41 PM to 5:36 AM CST.
When are position lights required at 7V3?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:41 PM to 6:36 AM CST.
Nearby airports
- C59 Lake Lawn Delavan, WI · 7 nm
- 0C0 Dacy Harvard, IL · 8 nm
- 44C Beloit Beloit, WI · 14 nm
- 10C Galt Field Greenwood/Wonder Lake, IL · 14 nm
- C77 Poplar Grove Poplar Grove, IL · 15 nm
- KJVL Southern Wisconsin Regional Janesville, WI · 18 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.