50D Iron County night times
Crystal Falls, MI
Night of Nov 6 to Nov 7CST
Position lights
§ 91.2094:32 PMto6:42 AM
Sunset to sunrise. Lights on.
2232Z to 1242Z
Night logging
§ 1.15:04 PMto6:11 AM
Civil twilight. Log it as night.
2304Z to 1211Z
Night currency
§ 61.57(b)5:32 PMto5:42 AM
One hour after sunset. Landings count.
2332Z to 1142Z
Evenings at 50D
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1CST | 4:39 PM | 5:10 PM | 5:39 PM |
| Nov 15CST | 4:21 PM | 4:54 PM | 5:21 PM |
| Dec 1CST | 4:09 PM | 4:43 PM | 5:09 PM |
| Dec 15CST | 4:08 PM | 4:43 PM | 5:08 PM |
| Jan 1CST | 4:18 PM | 4:53 PM | 5:18 PM |
| Jan 15CST | 4:34 PM | 5:08 PM | 5:34 PM |
| Feb 1CST | 4:58 PM | 5:30 PM | 5:58 PM |
| Feb 15CST | 5:19 PM | 5:50 PM | 6:19 PM |
| Mar 1CST | 5:39 PM | 6:09 PM | 6:39 PM |
| Mar 15CDT | 6:59 PM | 7:29 PM | 7:59 PM |
| Apr 1CDT | 7:22 PM | 7:52 PM | 8:22 PM |
| Apr 15CDT | 7:40 PM | 8:11 PM | 8:40 PM |
| May 1CDT | 8:01 PM | 8:34 PM | 9:01 PM |
| May 15CDT | 8:19 PM | 8:54 PM | 9:19 PM |
| Jun 1CDT | 8:36 PM | 9:14 PM | 9:36 PM |
| Jun 15CDT | 8:46 PM | 9:24 PM | 9:46 PM |
| Jul 1CDT | 8:48 PM | 9:26 PM | 9:48 PM |
| Jul 15CDT | 8:41 PM | 9:18 PM | 9:41 PM |
| Aug 1CDT | 8:23 PM | 8:57 PM | 9:23 PM |
| Aug 15CDT | 8:02 PM | 8:34 PM | 9:02 PM |
| Sep 1CDT | 7:32 PM | 8:02 PM | 8:32 PM |
| Sep 15CDT | 7:05 PM | 7:35 PM | 8:05 PM |
| Oct 1CDT | 6:33 PM | 7:03 PM | 7:33 PM |
| Oct 15CDT | 6:07 PM | 6:37 PM | 7:07 PM |
Mornings at 50D
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1CST | 5:34 AM | 6:03 AM | 6:34 AM |
| Nov 15CST | 5:54 AM | 6:21 AM | 6:54 AM |
| Dec 1CST | 6:15 AM | 6:41 AM | 7:15 AM |
| Dec 15CST | 6:28 AM | 6:54 AM | 7:28 AM |
| Jan 1CST | 6:35 AM | 7:01 AM | 7:35 AM |
| Jan 15CST | 6:31 AM | 6:58 AM | 7:31 AM |
| Feb 1CST | 6:16 AM | 6:44 AM | 7:16 AM |
| Feb 15CST | 5:56 AM | 6:25 AM | 6:56 AM |
| Mar 1CST | 5:32 AM | 6:02 AM | 6:32 AM |
| Mar 15CDT | 6:06 AM | 6:36 AM | 7:06 AM |
| Apr 1CDT | 5:33 AM | 6:03 AM | 6:33 AM |
| Apr 15CDT | 5:07 AM | 5:36 AM | 6:07 AM |
| May 1CDT | 4:40 AM | 5:07 AM | 5:40 AM |
| May 15CDT | 4:21 AM | 4:46 AM | 5:21 AM |
| Jun 1CDT | 4:06 AM | 4:29 AM | 5:06 AM |
| Jun 15CDT | 4:02 AM | 4:23 AM | 5:02 AM |
| Jul 1CDT | 4:06 AM | 4:28 AM | 5:06 AM |
| Jul 15CDT | 4:17 AM | 4:40 AM | 5:17 AM |
| Aug 1CDT | 4:35 AM | 5:01 AM | 5:35 AM |
| Aug 15CDT | 4:52 AM | 5:20 AM | 5:52 AM |
| Sep 1CDT | 5:14 AM | 5:43 AM | 6:14 AM |
| Sep 15CDT | 5:31 AM | 6:01 AM | 6:31 AM |
| Oct 1CDT | 5:51 AM | 6:22 AM | 6:51 AM |
| Oct 15CDT | 6:10 AM | 6:40 AM | 7:10 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
ACTVT NSTD LIRL RWY 12/30 - 121.7
Runway 02/20
2,700 × 145 ft · Turf
Runway 12/30
3,690 × 50 ft · Asphalt
NSTD LIRL DUE TO 36 FT FM RWY EDGE.
Frequencies
Night at 50D, in short
When can I log night time at 50D?
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 5:04 PM to 6:11 AM CST.
When do landings at 50D 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 5:32 PM to 5:42 AM CST.
When are position lights required at 50D?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:32 PM to 6:42 AM CST.
Nearby airports
- KIMT Ford Iron Mountain Kingsford, MI · 13 nm
- Y73 Stambaugh Iron River, MI · 16 nm
- M61 Edward F Johnson Ishpeming, MI · 29 nm
- 6Y9 Prickett-Grooms Field Sidnaw, MI · 35 nm
- 40D Three Lakes Municipal Three Lakes, WI · 38 nm
- KLNL Kings Land O' Lakes Land O' Lakes, WI · 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.