CYRO Rockcliffe night times
Ottawa
Night of Nov 6 to Nov 7EST
Position lights
§ 91.2094:43 PMto6:51 AM
Sunset to sunrise. Lights on.
2143Z to 1151Z
Night logging
§ 1.15:14 PMto6:19 AM
Civil twilight. Log it as night.
2214Z to 1119Z
Night currency
§ 61.57(b)5:43 PMto5:51 AM
One hour after sunset. Landings count.
2243Z to 1051Z
Evenings at CYRO
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1EST | 4:50 PM | 5:20 PM | 5:50 PM |
| Nov 15EST | 4:32 PM | 5:04 PM | 5:32 PM |
| Dec 1EST | 4:21 PM | 4:54 PM | 5:21 PM |
| Dec 15EST | 4:20 PM | 4:54 PM | 5:20 PM |
| Jan 1EST | 4:30 PM | 5:04 PM | 5:30 PM |
| Jan 15EST | 4:46 PM | 5:19 PM | 5:46 PM |
| Feb 1EST | 5:09 PM | 5:41 PM | 6:09 PM |
| Feb 15EST | 5:30 PM | 6:00 PM | 6:30 PM |
| Mar 1EST | 5:49 PM | 6:19 PM | 6:49 PM |
| Mar 15EDT | 7:08 PM | 7:38 PM | 8:08 PM |
| Apr 1EDT | 7:31 PM | 8:01 PM | 8:31 PM |
| Apr 15EDT | 7:49 PM | 8:20 PM | 8:49 PM |
| May 1EDT | 8:09 PM | 8:42 PM | 9:09 PM |
| May 15EDT | 8:26 PM | 9:01 PM | 9:26 PM |
| Jun 1EDT | 8:44 PM | 9:21 PM | 9:44 PM |
| Jun 15EDT | 8:53 PM | 9:31 PM | 9:53 PM |
| Jul 1EDT | 8:55 PM | 9:32 PM | 9:55 PM |
| Jul 15EDT | 8:48 PM | 9:25 PM | 9:48 PM |
| Aug 1EDT | 8:31 PM | 9:05 PM | 9:31 PM |
| Aug 15EDT | 8:10 PM | 8:42 PM | 9:10 PM |
| Sep 1EDT | 7:41 PM | 8:11 PM | 8:41 PM |
| Sep 15EDT | 7:14 PM | 7:44 PM | 8:14 PM |
| Oct 1EDT | 6:43 PM | 7:13 PM | 7:43 PM |
| Oct 15EDT | 6:17 PM | 6:47 PM | 7:17 PM |
Mornings at CYRO
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1EST | 5:42 AM | 6:11 AM | 6:42 AM |
| Nov 15EST | 6:02 AM | 6:30 AM | 7:02 AM |
| Dec 1EST | 6:22 AM | 6:49 AM | 7:22 AM |
| Dec 15EST | 6:36 AM | 7:02 AM | 7:36 AM |
| Jan 1EST | 6:43 AM | 7:09 AM | 7:43 AM |
| Jan 15EST | 6:39 AM | 7:06 AM | 7:39 AM |
| Feb 1EST | 6:24 AM | 6:52 AM | 7:24 AM |
| Feb 15EST | 6:04 AM | 6:34 AM | 7:04 AM |
| Mar 1EST | 5:41 AM | 6:11 AM | 6:41 AM |
| Mar 15EDT | 6:15 AM | 6:46 AM | 7:15 AM |
| Apr 1EDT | 5:43 AM | 6:13 AM | 6:43 AM |
| Apr 15EDT | 5:18 AM | 5:47 AM | 6:18 AM |
| May 1EDT | 4:51 AM | 5:18 AM | 5:51 AM |
| May 15EDT | 4:32 AM | 4:58 AM | 5:32 AM |
| Jun 1EDT | 4:18 AM | 4:41 AM | 5:18 AM |
| Jun 15EDT | 4:13 AM | 4:36 AM | 5:13 AM |
| Jul 1EDT | 4:18 AM | 4:40 AM | 5:18 AM |
| Jul 15EDT | 4:28 AM | 4:52 AM | 5:28 AM |
| Aug 1EDT | 4:46 AM | 5:12 AM | 5:46 AM |
| Aug 15EDT | 5:03 AM | 5:31 AM | 6:03 AM |
| Sep 1EDT | 5:24 AM | 5:53 AM | 6:24 AM |
| Sep 15EDT | 5:41 AM | 6:11 AM | 6:41 AM |
| Oct 1EDT | 6:01 AM | 6:31 AM | 7:01 AM |
| Oct 15EDT | 6:19 AM | 6:49 AM | 7:19 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 09/27
3,300 × 100 ft · Asphalt
Night at CYRO, in short
When can I log night time at CYRO?
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 5:14 PM to 6:19 AM EST.
When do landings at CYRO 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 5:43 PM to 5:51 AM EST.
When are position lights required at CYRO?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:43 PM to 6:51 AM EST.
Nearby airports
- CYND Ottawa/Gatineau Ottawa · 5 nm
- CYOW Ottawa/Macdonald-Cartier International Ottawa · 8 nm
- CYRP Carp Ottawa · 18 nm
- CYSH Montague/Russ Beach Smiths Falls-Montague · 33 nm
- KMSS Massena International-Richards Field Massena, NY · 46 nm
- KOGS Ogdensburg International Ogdensburg, NY · 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.