4V1 Spanish Peaks Airfield night times
Walsenburg, CO
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2094:55 PMto6:31 AM
Sunset to sunrise. Lights on.
2355Z to 1331Z
Night logging
§ 1.15:23 PMto6:03 AM
Civil twilight. Log it as night.
0023Z to 1303Z
Night currency
§ 61.57(b)5:55 PMto5:31 AM
One hour after sunset. Landings count.
0055Z to 1231Z
Evenings at 4V1
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:00 PM | 5:28 PM | 6:00 PM |
| Nov 15MST | 4:48 PM | 5:16 PM | 5:48 PM |
| Dec 1MST | 4:41 PM | 5:10 PM | 5:41 PM |
| Dec 15MST | 4:42 PM | 5:11 PM | 5:42 PM |
| Jan 1MST | 4:51 PM | 5:20 PM | 5:51 PM |
| Jan 15MST | 5:04 PM | 5:33 PM | 6:04 PM |
| Feb 1MST | 5:23 PM | 5:50 PM | 6:23 PM |
| Feb 15MST | 5:38 PM | 6:05 PM | 6:38 PM |
| Mar 1MST | 5:53 PM | 6:19 PM | 6:53 PM |
| Mar 15MDT | 7:06 PM | 7:32 PM | 8:06 PM |
| Apr 1MDT | 7:22 PM | 7:48 PM | 8:22 PM |
| Apr 15MDT | 7:35 PM | 8:02 PM | 8:35 PM |
| May 1MDT | 7:49 PM | 8:18 PM | 8:49 PM |
| May 15MDT | 8:02 PM | 8:31 PM | 9:02 PM |
| Jun 1MDT | 8:15 PM | 8:46 PM | 9:15 PM |
| Jun 15MDT | 8:23 PM | 8:54 PM | 9:23 PM |
| Jul 1MDT | 8:25 PM | 8:56 PM | 9:25 PM |
| Jul 15MDT | 8:21 PM | 8:51 PM | 9:21 PM |
| Aug 1MDT | 8:08 PM | 8:37 PM | 9:08 PM |
| Aug 15MDT | 7:52 PM | 8:20 PM | 8:52 PM |
| Sep 1MDT | 7:28 PM | 7:55 PM | 8:28 PM |
| Sep 15MDT | 7:07 PM | 7:33 PM | 8:07 PM |
| Oct 1MDT | 6:42 PM | 7:08 PM | 7:42 PM |
| Oct 15MDT | 6:22 PM | 6:48 PM | 7:22 PM |
Mornings at 4V1
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 5:25 AM | 5:57 AM | 6:25 AM |
| Nov 15MST | 5:39 AM | 6:11 AM | 6:39 AM |
| Dec 1MST | 5:56 AM | 6:27 AM | 6:56 AM |
| Dec 15MST | 6:07 AM | 6:38 AM | 7:07 AM |
| Jan 1MST | 6:14 AM | 6:45 AM | 7:14 AM |
| Jan 15MST | 6:13 AM | 6:45 AM | 7:13 AM |
| Feb 1MST | 6:03 AM | 6:35 AM | 7:03 AM |
| Feb 15MST | 5:49 AM | 6:22 AM | 6:49 AM |
| Mar 1MST | 5:31 AM | 6:04 AM | 6:31 AM |
| Mar 15MDT | 6:10 AM | 6:44 AM | 7:10 AM |
| Apr 1MDT | 5:45 AM | 6:18 AM | 6:45 AM |
| Apr 15MDT | 5:24 AM | 5:57 AM | 6:24 AM |
| May 1MDT | 5:04 AM | 5:36 AM | 6:04 AM |
| May 15MDT | 4:50 AM | 5:20 AM | 5:50 AM |
| Jun 1MDT | 4:39 AM | 5:09 AM | 5:39 AM |
| Jun 15MDT | 4:37 AM | 5:06 AM | 5:37 AM |
| Jul 1MDT | 4:41 AM | 5:10 AM | 5:41 AM |
| Jul 15MDT | 4:49 AM | 5:19 AM | 5:49 AM |
| Aug 1MDT | 5:03 AM | 5:34 AM | 6:03 AM |
| Aug 15MDT | 5:15 AM | 5:47 AM | 6:15 AM |
| Sep 1MDT | 5:29 AM | 6:02 AM | 6:29 AM |
| Sep 15MDT | 5:41 AM | 6:15 AM | 6:41 AM |
| Oct 1MDT | 5:55 AM | 6:28 AM | 6:55 AM |
| Oct 15MDT | 6:07 AM | 6:41 AM | 7:07 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT PAPI RWY 09 & 27; MIRL RWY 09/27 - CTAF.
Runway 02/20
2,238 × 40 ft · Turf
Runway 09/27
4,715 × 75 ft · Asphalt
Frequencies
Night at 4V1, in short
When can I log night time at 4V1?
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 5:23 PM to 6:03 AM MST.
When do landings at 4V1 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 5:55 PM to 5:31 AM MST.
When are position lights required at 4V1?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:55 PM to 6:31 AM MST.
Nearby airports
- 07V Cuchara Valley At La Veta La Veta, CO · 15 nm
- KTAD Perry Stokes Trinidad, CO · 34 nm
- C08 Silver West Westcliffe, CO · 34 nm
- KPUB Pueblo Memorial Pueblo, CO · 38 nm
- 05V Blanca Blanca, CO · 40 nm
- 1V6 Fremont County Canon City, CO · 47 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.