KSYF Cheyenne County Municipal night times
St Francis, KS · FAA SYF
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:39 PMto7:23 AM
Sunset to sunrise. Lights on.
2339Z to 1323Z
Night logging
§ 1.16:08 PMto6:54 AM
Civil twilight. Log it as night.
0008Z to 1254Z
Night currency
§ 61.57(b)6:39 PMto6:23 AM
One hour after sunset. Landings count.
0039Z to 1223Z
Evenings at KSYF
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:45 PM | 6:13 PM | 6:45 PM |
| Nov 15CST | 5:31 PM | 6:00 PM | 6:31 PM |
| Dec 1CST | 5:23 PM | 5:53 PM | 6:23 PM |
| Dec 15CST | 5:24 PM | 5:54 PM | 6:24 PM |
| Jan 1CST | 5:33 PM | 6:04 PM | 6:33 PM |
| Jan 15CST | 5:47 PM | 6:17 PM | 6:47 PM |
| Feb 1CST | 6:07 PM | 6:35 PM | 7:07 PM |
| Feb 15CST | 6:23 PM | 6:51 PM | 7:23 PM |
| Mar 1CST | 6:39 PM | 7:06 PM | 7:39 PM |
| Mar 15CDT | 7:54 PM | 8:21 PM | 8:54 PM |
| Apr 1CDT | 8:11 PM | 8:38 PM | 9:11 PM |
| Apr 15CDT | 8:25 PM | 8:53 PM | 9:25 PM |
| May 1CDT | 8:41 PM | 9:11 PM | 9:41 PM |
| May 15CDT | 8:55 PM | 9:26 PM | 9:55 PM |
| Jun 1CDT | 9:09 PM | 9:41 PM | 10:09 PM |
| Jun 15CDT | 9:17 PM | 9:50 PM | 10:17 PM |
| Jul 1CDT | 9:19 PM | 9:52 PM | 10:19 PM |
| Jul 15CDT | 9:14 PM | 9:46 PM | 10:14 PM |
| Aug 1CDT | 9:00 PM | 9:30 PM | 10:00 PM |
| Aug 15CDT | 8:44 PM | 9:12 PM | 9:44 PM |
| Sep 1CDT | 8:19 PM | 8:46 PM | 9:19 PM |
| Sep 15CDT | 7:56 PM | 8:23 PM | 8:56 PM |
| Oct 1CDT | 7:30 PM | 7:57 PM | 8:30 PM |
| Oct 15CDT | 7:08 PM | 7:35 PM | 8:08 PM |
Mornings at KSYF
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 6:16 AM | 6:48 AM | 7:16 AM |
| Nov 15CST | 6:32 AM | 7:03 AM | 7:32 AM |
| Dec 1CST | 6:49 AM | 7:19 AM | 7:49 AM |
| Dec 15CST | 7:01 AM | 7:31 AM | 8:01 AM |
| Jan 1CST | 7:08 AM | 7:38 AM | 8:08 AM |
| Jan 15CST | 7:07 AM | 7:37 AM | 8:07 AM |
| Feb 1CST | 6:55 AM | 7:27 AM | 7:55 AM |
| Feb 15CST | 6:40 AM | 7:12 AM | 7:40 AM |
| Mar 1CST | 6:20 AM | 6:53 AM | 7:20 AM |
| Mar 15CDT | 6:59 AM | 7:32 AM | 7:59 AM |
| Apr 1CDT | 6:31 AM | 7:04 AM | 7:31 AM |
| Apr 15CDT | 6:10 AM | 6:42 AM | 7:10 AM |
| May 1CDT | 5:48 AM | 6:19 AM | 6:48 AM |
| May 15CDT | 5:33 AM | 6:02 AM | 6:33 AM |
| Jun 1CDT | 5:21 AM | 5:49 AM | 6:21 AM |
| Jun 15CDT | 5:19 AM | 5:46 AM | 6:19 AM |
| Jul 1CDT | 5:23 AM | 5:50 AM | 6:23 AM |
| Jul 15CDT | 5:32 AM | 6:00 AM | 6:32 AM |
| Aug 1CDT | 5:46 AM | 6:16 AM | 6:46 AM |
| Aug 15CDT | 5:59 AM | 6:30 AM | 6:59 AM |
| Sep 1CDT | 6:15 AM | 6:47 AM | 7:15 AM |
| Sep 15CDT | 6:28 AM | 7:01 AM | 7:28 AM |
| Oct 1CDT | 6:43 AM | 7:16 AM | 7:43 AM |
| Oct 15CDT | 6:57 AM | 7:30 AM | 7:57 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT MIRL RWY 14/32 - CTAF.
Runway 14/32
5,200 × 75 ft · Concrete
Runway 18/36
2,313 × 280 ft · Turf
Frequencies
Night at KSYF, in short
When can I log night time at KSYF?
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 6:08 PM to 6:54 AM CST.
When do landings at KSYF 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 6:39 PM to 6:23 AM CST.
When are position lights required at KSYF?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:39 PM to 7:23 AM CST.
Nearby airports
- 5K0 Bressler Field Bird City, KS · 11 nm
- KGLD Renner Field/Goodland Municipal Goodland, KS · 24 nm
- KRYA Wray Municipal Wray, CO · 29 nm
- KADT Atwood/Rawlins County Atwood, KS · 35 nm
- KITR Kit Carson County Burlington, CO · 38 nm
- KCBK Shalz Field Colby, KS · 40 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.