Greatest Annual Lunar Standstills: 2201 to 2300

Greenwich Mean Time


Introduction

The Moon's orbit is inclined ˜5.1° to Earth's orbit around the Sun. As a result, the Moon’s declination changes rapidly over the course of the draconic month. The extremes in the Moon's southern (or negative) declination ranges from about -18.2° to -28.7°. Similarly, the extremes in the Moon's northern (or positive) declination ranges from about +18.2° to +28.7°.

As its declination changes, so does the azimuth of the lunar rise and set positions along the horizon. When the Moon reaches its minimum or maximum declination, the changing rise an set azimuths halt and reverse direction. This event occurs twice each draconic month and is called lunar standstill.

The gravitational pull of the Sun also forces the moon's orbit to slowly rotate westward on its axis ˜19° per year. In a period of ˜18.6 years, the nodes of the lunar orbit make one complete revolution. The effect on the Moon's declination extremes and lunar standstill points are to change them gradually from month to month.

The monthly declination extremes (and lunar standstills) are further modulated over the 18.6 year precession of the Moon's orbital nodes.

Lunar Standstills Table Description

The table below gives the date and time (Greenwich Mean Time) as well as the Moon's Right Ascention (RA) and Declination (Dec.) for the greatest lunar standstills each year during for the century 2201 to 2300 . For a table of monthly lunar standstills over this century, see Monthly Lunar Standstills: 2201 to 2300 .

The azimuth of the Moon at moonrise depends on the Moon's declination (δ) and the observer's geographic latitude (φ). It can be calculated as follows:

        A = ArcCos (sin δ / cos φ)
        
        where
        
        A = azimuth
        δ = declination of the Moon
        φ = observer's latitude (north +, south -)
        

The azimuth of the Moon at moonset can be calculate by simply subtracting the moonrise azimuth from 360°.

Additional information on lunar standstill is available in Wikipedia

The values of ΔT used to convert Dynamical Time to Greenwich Mean Time in this 100-year table range from 272 to 495 seconds. The uncertainty in the value of ΔT grows large for dates in the distant past or future.

For Greatest Annual Lunar Standstills from 1501 through 2500, see Greatest Annual Lunar Standstills by Century.

Greatest Annual Lunar Standstills: 2201 to 2220

Greenwich Mean Time (GMT)

 
Year        Minimum        RA        Dec.               Maximum       RA        Dec.

 2201     Jan 04  14:07   17h41.2m  -18°41.7'       Jan 17  11:00   05h42.5m  +18°38.9'       
 2202     Dec 16  12:07   18h22.4m  -18°49.3'       Dec 29  18:34   06h24.1m  +18°49.2'       
 2203     Dec 06  18:15   18h38.9m  -19°49.4'       Dec 20  09:02   06h40.1m  +19°50.8'       
 2204     Dec 23  04:24   18h50.6m  -21°18.9'       Dec 09  22:06   06h49.6m  +21°17.4'       
 2205     Dec 13  05:51   18h53.3m  -22°58.6'       Dec 27  16:25   06h53.5m  +22°58.7'       
 2206     Dec 03  08:18   18h50.4m  -24°38.6'       Dec 17  19:05   06h50.6m  +24°38.7'       
 2207     Nov 23  13:33   18h43.2m  -26°08.0'       Dec 07  15:40   06h43.3m  +26°07.4'       
 2208     Nov 12  21:21   18h32.8m  -27°20.5'       Oct 29  23:50   06h32.8m  +27°20.4'       
 2209     Oct 06  23:12   18h20.9m  -28°11.9'       Oct 19  15:08   06h20.5m  +28°12.7'       
 2210     Sep 26  23:50   18h07.6m  -28°39.3'       Oct 09  12:35   06h07.7m  +28°39.2'       

 2211     Mar 09  17:18   18h00.5m  -28°41.7'       Mar 22  11:31   06h00.8m  +28°42.4'       
 2212     Feb 27  06:41   17h46.4m  -28°28.0'       Mar 11  19:24   05h46.5m  +28°27.6'       
 2213     Feb 15  19:54   17h32.9m  -27°49.0'       Feb 02  20:35   05h33.0m  +27°48.6'       
 2214     Feb 05  15:26   17h21.5m  -26°46.2'       Jan 23  23:33   05h21.9m  +26°46.4'       
 2215     Jan 26  19:30   17h13.3m  -25°22.5'       Jan 13  21:55   05h13.4m  +25°23.4'       
 2216     Jan 17  05:07   17h08.9m  -23°45.7'       Jan 03  17:46   05h08.1m  +23°47.3'       
 2217     Jan 06  15:45   17h09.0m  -22°05.4'       Jan 19  21:58   05h09.1m  +22°02.9'       
 2218     Jan 24  13:27   17h17.1m  -20°23.4'       Jan 10  00:32   05h15.8m  +20°29.3'       
 2219     Jan 14  22:43   17h30.4m  -19°10.1'       Jan 27  18:04   05h31.7m  +19°05.9'       
 2220     Dec 25  16:19   18h10.8m  -18°29.8'       Dec 11  16:39   06h09.2m  +18°28.1'       

Greatest Annual Lunar Standstills: 2221 to 2240

Greenwich Mean Time (GMT)

 
Year        Minimum        RA        Dec.               Maximum       RA        Dec.

 2221     Dec 15  23:33   18h30.1m  -19°08.9'       Dec 29  21:09   06h31.6m  +19°08.8'       
 2222     Dec 06  04:01   18h43.9m  -20°20.2'       Dec 20  10:31   06h44.8m  +20°22.1'       
 2223     Dec 23  18:06   18h52.4m  -21°57.0'       Dec 10  20:32   06h51.6m  +21°56.3'       
 2224     Dec 12  23:37   18h53.0m  -23°38.2'       Dec 27  06:47   06h53.1m  +23°38.2'       
 2225     Dec 03  06:16   18h48.0m  -25°14.2'       Dec 17  03:20   06h48.1m  +25°13.8'       
 2226     Nov 23  14:01   18h39.2m  -26°37.9'       Nov 09  12:26   06h39.2m  +26°37.7'       
 2227     Nov 13  20:19   18h28.6m  -27°43.1'       Oct 30  05:42   06h28.3m  +27°44.0'       
 2228     Oct 06  14:33   18h16.7m  -28°25.9'       Oct 19  05:06   06h16.7m  +28°26.0'       
 2229     Sep 26  05:44   18h02.7m  -28°41.5'       Sep 12  05:15   06h03.2m  +28°40.6'       
 2230     Mar 08  19:53   17h55.3m  -28°39.3'       Mar 22  12:54   05h55.5m  +28°39.1'       

 2231     Feb 26  09:10   17h41.0m  -28°16.3'       Feb 13  13:51   05h41.0m  +28°15.8'       
 2232     Feb 16  05:43   17h28.6m  -27°27.3'       Feb 03  15:26   05h29.0m  +27°27.6'       
 2233     Jan 09  04:21   17h18.9m  -26°15.1'       Jan 23  11:33   05h19.0m  +26°15.6'       
 2234     Jan 26  20:56   17h12.1m  -24°45.0'       Jan 13  04:58   05h11.3m  +24°47.0'       
 2235     Jan 17  06:47   17h09.2m  -23°06.3'       Jan 03  00:45   05h07.9m  +23°08.9'       
 2236     Jan 07  14:15   17h11.0m  -21°26.7'       Jan 20  09:25   05h11.7m  +21°23.9'       
 2237     Jan 24  07:11   17h21.7m  -19°50.0'       Jan 09  19:44   05h20.7m  +19°55.5'       
 2238     Jan 14  12:37   17h37.7m  -18°49.4'       Jan 27  20:39   05h39.1m  +18°44.4'       
 2239     Dec 26  04:19   18h19.5m  -18°40.1'       Dec 12  20:09   06h18.1m  +18°38.5'       
 2240     Dec 15  11:58   18h36.3m  -19°33.2'       Dec 29  21:28   06h37.4m  +19°33.7'       

Greatest Annual Lunar Standstills: 2241 to 2260

Greenwich Mean Time (GMT)

 
Year        Minimum        RA        Dec.               Maximum       RA        Dec.

 2241     Dec 05  19:02   18h47.5m  -20°55.2'       Dec 20  06:56   06h48.2m  +20°57.6'       
 2242     Dec 23  14:41   18h53.8m  -22°36.0'       Dec 10  10:41   06h53.1m  +22°35.7'       
 2243     Dec 13  22:38   18h51.5m  -24°15.7'       Nov 30  07:39   06h51.4m  +24°15.3'       
 2244     Dec 03  06:08   18h44.4m  -25°48.1'       Nov 19  01:01   06h44.5m  +25°48.0'       
 2245     Nov 23  11:26   18h35.7m  -27°05.7'       Nov 08  20:34   06h35.3m  +27°06.5'       
 2246     Oct 17  04:34   18h25.1m  -28°02.8'       Oct 29  21:52   06h25.1m  +28°02.9'       
 2247     Oct 06  18:57   18h11.6m  -28°34.5'       Oct 20  04:20   06h12.1m  +28°33.5'       
 2248     Mar 18  09:02   18h04.1m  -28°40.7'       Apr 01  06:20   06h04.4m  +28°40.5'       
 2249     Mar 07  22:57   17h49.5m  -28°34.1'       Feb 23  06:50   05h49.4m  +28°33.5'       
 2250     Feb 25  20:47   17h36.4m  -28°00.0'       Feb 13  06:56   05h36.7m  +28°00.3'       

 2251     Jan 19  20:46   17h25.5m  -27°00.9'       Feb 03  00:57   05h25.5m  +27°01.4'       
 2252     Jan 10  04:30   17h16.8m  -25°42.9'       Jan 23  16:31   05h16.0m  +25°42.8'       
 2253     Jan 26  22:10   17h11.4m  -24°06.8'       Jan 12  11:33   05h10.1m  +24°09.9'       
 2254     Jan 17  03:07   17h09.6m  -22°26.0'       Jan 02  13:35   05h08.8m  +22°29.1'       
 2255     Jan 07  05:35   17h13.3m  -20°49.2'       Jan 20  06:31   05h14.7m  +20°45.5'       
 2256     Jan 24  17:49   17h27.6m  -19°21.9'       Jan 10  21:55   05h26.5m  +19°26.1'       
 2257     Jan 13  23:36   17h46.6m  -18°34.4'       Jan 28  02:17   05h48.1m  +18°28.7'       
 2258     Dec 25  19:46   18h26.5m  -18°56.2'       Dec 12  20:53   06h25.2m  +18°55.2'       
 2259     Dec 16  06:33   18h41.6m  -20°02.9'       Dec 30  15:39   06h42.4m  +20°04.1'       
 2260     Dec 05  17:16   18h50.7m  -21°32.5'       Dec 19  19:38   06h51.4m  +21°34.7'       

Greatest Annual Lunar Standstills: 2261 to 2280

Greenwich Mean Time (GMT)

 
Year        Minimum        RA        Dec.               Maximum       RA        Dec.

 2261     Dec 23  14:25   18h53.2m  -23°14.2'       Dec 09  17:59   06h53.1m  +23°14.1'       
 2262     Dec 13  21:36   18h48.6m  -24°52.7'       Nov 29  13:42   06h48.6m  +24°52.6'       
 2263     Dec 04  01:47   18h41.8m  -26°20.4'       Nov 19  11:45   06h41.4m  +26°21.1'       
 2264     Oct 26  17:49   18h32.7m  -27°30.4'       Nov 08  14:45   06h32.6m  +27°30.6'       
 2265     Oct 16  07:51   18h19.9m  -28°17.5'       Oct 29  21:43   06h20.3m  +28°16.7'       
 2266     Oct 05  20:33   18h05.3m  -28°40.0'       Sep 22  23:58   06h05.3m  +28°40.0'       
 2267     Mar 18  13:13   17h58.1m  -28°41.9'       Mar 05  23:25   05h57.9m  +28°41.2'       
 2268     Mar 07  12:26   17h44.6m  -28°23.6'       Feb 23  21:57   05h44.7m  +28°23.8'       
 2269     Jan 29  13:33   17h32.5m  -27°38.9'       Feb 12  14:02   05h32.4m  +27°39.5'       
 2270     Jan 19  21:32   17h22.4m  -26°33.1'       Feb 02  04:20   05h21.5m  +26°33.0'       

 2271     Jan 10  03:10   17h14.6m  -25°08.8'       Jan 22  23:16   05h13.7m  +25°08.3'       
 2272     Jan 27  16:00   17h10.1m  -23°26.5'       Jan 13  01:54   05h09.5m  +23°30.3'       
 2273     Jan 16  14:54   17h09.8m  -21°46.1'       Jan 02  10:38   05h09.4m  +21°48.9'       
 2274     Jan 06  15:19   17h17.5m  -20°15.3'       Jan 20  09:55   05h18.9m  +20°10.5'       
 2275     Jan 24  03:50   17h35.7m  -18°58.0'       Jan 11  01:28   05h34.3m  +19°01.6'       
 2276     Dec 07  17:10   18h12.2m  -18°30.4'       Dec 22  04:25   06h13.7m  +18°32.2'       
 2277     Dec 25  17:50   18h33.3m  -19°18.6'       Dec 12  14:48   06h31.8m  +19°18.1'       
 2278     Dec 16  06:57   18h46.7m  -20°35.8'       Dec 30  03:14   06h47.3m  +20°37.0'       
 2279     Dec 06  18:44   18h51.9m  -22°10.7'       Dec 20  03:44   06h52.8m  +22°12.1'       
 2280     Dec 23  12:14   18h51.5m  -23°53.0'       Dec 09  02:28   06h51.5m  +23°53.1'       

Greatest Annual Lunar Standstills: 2281 to 2300

Greenwich Mean Time (GMT)

 
Year        Minimum        RA        Dec.               Maximum       RA        Dec.

 2281     Dec 13  15:17   18h46.9m  -25°28.5'       Nov 29  03:10   06h46.6m  +25°29.0'       
 2282     Nov 06  06:19   18h39.2m  -26°49.6'       Nov 19  07:38   06h39.1m  +26°49.8'       
 2283     Oct 26  20:30   18h27.4m  -27°51.0'       Nov 09  14:54   06h27.7m  +27°50.3'       
 2284     Oct 15  10:29   18h13.6m  -28°29.6'       Oct 02  16:32   06h13.7m  +28°29.4'       
 2285     Oct 05  06:31   17h59.9m  -28°41.2'       Sep 22  18:02   05h59.6m  +28°42.0'       
 2286     Mar 18  04:35   17h53.0m  -28°37.5'       Mar 05  12:27   05h52.9m  +28°37.7'       
 2287     Feb 09  06:33   17h39.8m  -28°08.3'       Feb 23  02:54   05h39.7m  +28°09.0'       
 2288     Jan 30  14:32   17h28.5m  -27°16.5'       Feb 12  16:28   05h27.6m  +27°16.3'       
 2289     Jan 19  18:57   17h19.1m  -26°02.8'       Jan 05  06:06   05h18.3m  +26°02.3'       
 2290     Jan 09  18:39   17h11.3m  -24°31.5'       Jan 22  15:17   05h11.5m  +24°30.2'       

 2291     Jan 27  00:34   17h08.5m  -22°46.0'       Jan 13  00:34   05h08.3m  +22°49.6'       
 2292     Jan 16  22:14   17h12.3m  -21°08.7'       Jan 03  12:08   05h11.2m  +21°11.2'       
 2293     Jan 06  02:13   17h23.7m  -19°44.3'       Jan 20  12:37   05h24.9m  +19°38.8'       
 2294     Jan 23  19:55   17h42.9m  -18°38.4'       Jan 11  00:18   05h41.6m  +18°42.0'       
 2295     Dec 08  16:26   18h20.2m  -18°43.7'       Dec 22  20:00   06h21.5m  +18°46.2'       
 2296     Dec 25  19:51   18h40.2m  -19°45.3'       Dec 12  02:16   06h38.6m  +19°44.8'       
 2297     Dec 16  08:18   18h49.4m  -21°11.1'       Dec 29  12:54   06h50.3m  +21°11.8'       
 2298     Dec 06  17:44   18h52.1m  -22°50.7'       Dec 19  15:15   06h52.9m  +22°51.4'       
 2299     Dec 24  03:50   18h50.7m  -24°31.3'       Dec 09  18:43   06h50.6m  +24°31.6'       
 2300     Nov 16  18:10   18h44.6m  -26°01.5'       Nov 30  00:27   06h44.5m  +26°01.6'       

Acknowledgement

All calculations are by Fred Espenak, and he assumes full responsibility for their accuracy. Algorithms used in predicting the Moon's monthly lunar standstills are based on Astronomical Algorithms by Jean Meeus (Willmann-Bell, Inc., Richmond, 1999).

Permission is granted to reproduce this data when accompanied by a link to this page and the credit line:

    "Greatest Annual Lunar Standstills Table Courtesy of Fred Espenak, www.Astropixels.com".


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