17K Boise City night times
Boise City, OK
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2095:48 PMto7:20 AM
Sunset to sunrise. Lights on.
2348Z to 1320Z
Night logging
§ 1.16:15 PMto6:53 AM
Civil twilight. Log it as night.
0015Z to 1253Z
Night currency
§ 61.57(b)6:48 PMto6:20 AM
One hour after sunset. Landings count.
0048Z to 1220Z
Evenings at 17K
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 5:53 PM | 6:20 PM | 6:53 PM |
| Nov 15CST | 5:41 PM | 6:08 PM | 6:41 PM |
| Dec 1CST | 5:34 PM | 6:02 PM | 6:34 PM |
| Dec 15CST | 5:35 PM | 6:04 PM | 6:35 PM |
| Jan 1CST | 5:45 PM | 6:13 PM | 6:45 PM |
| Jan 15CST | 5:57 PM | 6:26 PM | 6:57 PM |
| Feb 1CST | 6:15 PM | 6:43 PM | 7:15 PM |
| Feb 15CST | 6:30 PM | 6:57 PM | 7:30 PM |
| Mar 1CST | 6:44 PM | 7:10 PM | 7:44 PM |
| Mar 15CDT | 7:57 PM | 8:23 PM | 8:57 PM |
| Apr 1CDT | 8:12 PM | 8:38 PM | 9:12 PM |
| Apr 15CDT | 8:25 PM | 8:51 PM | 9:25 PM |
| May 1CDT | 8:39 PM | 9:06 PM | 9:39 PM |
| May 15CDT | 8:51 PM | 9:20 PM | 9:51 PM |
| Jun 1CDT | 9:04 PM | 9:34 PM | 10:04 PM |
| Jun 15CDT | 9:11 PM | 9:41 PM | 10:11 PM |
| Jul 1CDT | 9:13 PM | 9:44 PM | 10:13 PM |
| Jul 15CDT | 9:09 PM | 9:39 PM | 10:09 PM |
| Aug 1CDT | 8:57 PM | 9:25 PM | 9:57 PM |
| Aug 15CDT | 8:41 PM | 9:09 PM | 9:41 PM |
| Sep 1CDT | 8:18 PM | 8:45 PM | 9:18 PM |
| Sep 15CDT | 7:58 PM | 8:24 PM | 8:58 PM |
| Oct 1CDT | 7:34 PM | 7:59 PM | 8:34 PM |
| Oct 15CDT | 7:14 PM | 7:40 PM | 8:14 PM |
Mornings at 17K
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 6:14 AM | 6:47 AM | 7:14 AM |
| Nov 15CST | 6:28 AM | 7:01 AM | 7:28 AM |
| Dec 1CST | 6:44 AM | 7:16 AM | 7:44 AM |
| Dec 15CST | 6:55 AM | 7:27 AM | 7:55 AM |
| Jan 1CST | 7:03 AM | 7:34 AM | 8:03 AM |
| Jan 15CST | 7:02 AM | 7:34 AM | 8:02 AM |
| Feb 1CST | 6:52 AM | 7:25 AM | 7:52 AM |
| Feb 15CST | 6:38 AM | 7:12 AM | 7:38 AM |
| Mar 1CST | 6:21 AM | 6:55 AM | 7:21 AM |
| Mar 15CDT | 7:01 AM | 7:35 AM | 8:01 AM |
| Apr 1CDT | 6:36 AM | 7:10 AM | 7:36 AM |
| Apr 15CDT | 6:16 AM | 6:50 AM | 7:16 AM |
| May 1CDT | 5:56 AM | 6:28 AM | 6:56 AM |
| May 15CDT | 5:43 AM | 6:14 AM | 6:43 AM |
| Jun 1CDT | 5:33 AM | 6:03 AM | 6:33 AM |
| Jun 15CDT | 5:31 AM | 6:00 AM | 6:31 AM |
| Jul 1CDT | 5:35 AM | 6:04 AM | 6:35 AM |
| Jul 15CDT | 5:43 AM | 6:13 AM | 6:43 AM |
| Aug 1CDT | 5:56 AM | 6:27 AM | 6:56 AM |
| Aug 15CDT | 6:07 AM | 6:40 AM | 7:07 AM |
| Sep 1CDT | 6:21 AM | 6:55 AM | 7:21 AM |
| Sep 15CDT | 6:32 AM | 7:06 AM | 7:32 AM |
| Oct 1CDT | 6:45 AM | 7:19 AM | 7:45 AM |
| Oct 15CDT | 6:57 AM | 7:31 AM | 7:57 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT PAPI RWY 04 & 22 - CTAF. MIRL RWY 04/22 SS-SR; PRESET LOW INTST; INCR INTST - CTAF.
Runway 04/22
4,211 × 60 ft · Asphalt
PAPI UNUSBL BYD 5 DEGS LEFT OF CNTRLN.
Frequencies
Night at 17K, in short
When can I log night time at 17K?
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 6:15 PM to 6:53 AM CST.
When do landings at 17K 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 6:48 PM to 6:20 AM CST.
When are position lights required at 17K?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:48 PM to 7:20 AM CST.
Nearby airports
- KEHA Elkhart-Morton County Elkhart, KS · 33 nm
- H70 Stratford Field Stratford, TX · 34 nm
- KCAO Clayton Municipal Airpark Clayton, NM · 37 nm
- K49 Texhoma Municipal Texhoma, OK · 37 nm
- 8V7 Springfield Municipal Springfield, CO · 41 nm
- KDHT Dalhart Municipal Dalhart, TX · 45 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.