Catalog of Lunar Eclipse Saros Series

Saros Series 41

The periodicity and recurrence of lunar (and solar) eclipses is governed by the Saros cycle, a period of approximately 6,585.3 days (18 years 11 days 8 hours). When two eclipses are separated by a period of one Saros, they share a very similar geometry. The two eclipses occur at the same node[1] with the Moon at nearly the same distance from Earth and at the same time of year. Thus, the Saros is useful for organizing eclipses into families or series. Each series typically lasts 12 to 15 centuries and contains 70 or more lunar eclipses.

Lunar eclipses of Saros 41 all occur at the Moon’s descending node and the Moon moves northward with each eclipse. The series began with a penumbral eclipse near the southern edge of the penumbra on -1268 Mar 18. The series ended with a penumbral eclipse near the northern edge of the penumbra on 0030 May 06. The total duration of Saros series 41 is 1298.17 years. In summary:

                      First Eclipse = -1268 Mar 18   14:53:58 TD
                       Last Eclipse =  0030 May 06   06:10:02 TD

                      Duration of Saros  41  =  1298.17 Years

Saros 41 is composed of 73 lunar eclipses as follows:

Lunar Eclipses of Saros 41
Eclipse Type Symbol Number Percent
All Eclipses - 73100.0%
PenumbralN 31 42.5%
PartialP 16 21.9%
TotalT 26 35.6%

The 73 lunar eclipses in Saros 41 occur in the order of 8N 7P 26T 9P 23N which corresponds to:

                                     8  Penumbral
                                     7  Partial
                                    26  Total
                                     9  Partial
                                    23  Penumbral

The longest and shortest eclipses of Saros 41 are as follows.

            Longest  Total  Lunar Eclipse:   -0655 Mar 20      Duration = 01h44m18s
           Shortest  Total  Lunar Eclipse:   -0998 Aug 27      Duration = 00h09m23s

            Longest Partial Lunar Eclipse:   -1016 Aug 16      Duration = 03h24m45s
           Shortest Partial Lunar Eclipse:   -0385 Aug 30      Duration = 00h27m52s

          Longest Penumbral Lunar Eclipse:   -1142 Jun 02      Duration = 04h46m47s
         Shortest Penumbral Lunar Eclipse:    0030 May 06      Duration = 00h29m24s

The largest and smallest magnitude partial eclipses of Saros 41 are:

            Largest Partial Lunar Eclipse:   -1016 Aug 16      Magnitude = 0.9154
           Smallest Partial Lunar Eclipse:   -0385 Aug 30      Magnitude = 0.0151

Local circumstances at greatest eclipse[2] for every lunar eclipse of Saros 41 are presented in the following catalog. For eclipses occurring between the years -1999 to +3000 (2000 BCE to 3000 CE), the sequence number in the first column links to a eclipse geometry diagram and a map from Five Millennium Canon of Lunar Eclipses: -1999 to +3000. A detailed key and additional information about the catalog can be found at: Key to Catalog of Lunar Eclipse Saros Series.



Catalog of Lunar Eclipses in Saros 41

                          TD of                                                          Phase
Seq. Rel.    Calendar   Greatest          Luna  Ecl.               Pen.    Um.    ---- Durations ---- 
Num. Num.      Date      Eclipse     ΔT    Num  Type QSE  Gamma    Mag.    Mag.    Pen.   Par.  Total
                                      s                                              m      m      m

 01  -34  -1268 Mar 18  14:53:58  30356 -40418   Nb  t-  -1.5566  0.0338 -1.0298   56.3    -      -  
 02  -33  -1250 Mar 29  21:41:13  30002 -40195   N   t-  -1.4926  0.1509 -0.9121  117.9    -      -  
 03  -32  -1232 Apr 09  04:20:37  29650 -39972   N   t-  -1.4225  0.2793 -0.7833  158.9    -      -  
 04  -31  -1214 Apr 20  10:52:33  29301 -39749   N   t-  -1.3467  0.4184 -0.6441  192.3    -      -  
 05  -30  -1196 Apr 30  17:19:40  28953 -39526   N   t-  -1.2666  0.5654 -0.4974  220.9    -      -  
 06  -29  -1178 May 11  23:40:52  28608 -39303   N   t-  -1.1820  0.7211 -0.3424  246.1    -      -  
 07  -28  -1160 May 22  06:01:05  28264 -39080   N   t-  -1.0965  0.8785 -0.1861  267.8    -      -  
 08  -27  -1142 Jun 02  12:19:16  27923 -38857   Nx  t-  -1.0097  1.0386 -0.0275  286.8    -      -  
 09  -26  -1124 Jun 12  18:39:23  27584 -38634   P   t-  -0.9241  1.1965  0.1287  303.0   87.0    -  
 10  -25  -1106 Jun 24  01:00:53  27247 -38411   P   t-  -0.8395  1.3529  0.2827  317.1  126.3    -  

 11  -24  -1088 Jul 04  07:27:49  26911 -38188   P   t-  -0.7591  1.5017  0.4291  328.8  152.2    -  
 12  -23  -1070 Jul 15  13:59:53  26578 -37965   P   t-  -0.6830  1.6428  0.5673  338.6  171.3    -  
 13  -22  -1052 Jul 25  20:38:30  26248 -37742   P   t-  -0.6120  1.7745  0.6961  346.6  185.7    -  
 14  -21  -1034 Aug 06  03:25:47  25919 -37519   P   t-  -0.5478  1.8939  0.8123  353.0  196.6    -  
 15  -20  -1016 Aug 16  10:22:07  25592 -37296   P   t-  -0.4908  2.0000  0.9154  358.0  204.8    -  
 16  -19  -0998 Aug 27  17:29:01  25267 -37073   T   t-  -0.4421  2.0910  1.0032  361.8  210.7    9.4
 17  -18  -0980 Sep 07  00:44:39  24944 -36850   T   t-  -0.4002  2.1693  1.0787  364.7  215.2   45.3
 18  -17  -0962 Sep 18  08:11:39  24624 -36627   T   t-  -0.3674  2.2309  1.1376  366.7  218.2   58.7
 19  -16  -0944 Sep 28  15:47:05  24305 -36404   T   p-  -0.3411  2.2803  1.1848  368.0  220.4   66.8
 20  -15  -0926 Oct 09  23:31:57  23989 -36181   T   p-  -0.3221  2.3159  1.2187  368.8  221.7   71.7

 21  -14  -0908 Oct 20  07:23:27  23674 -35958   T   p-  -0.3082  2.3419  1.2437  369.2  222.5   74.9
 22  -13  -0890 Oct 31  15:22:26  23362 -35735   T   p-  -0.2999  2.3574  1.2587  369.2  222.8   76.7
 23  -12  -0872 Nov 10  23:25:06  23052 -35512   T   p-  -0.2944  2.3674  1.2691  368.9  223.0   77.8
 24  -11  -0854 Nov 22  07:30:50  22744 -35289   T   p-  -0.2908  2.3733  1.2762  368.3  222.9   78.5
 25  -10  -0836 Dec 02  15:37:28  22438 -35066   T   p-  -0.2875  2.3784  1.2833  367.6  222.9   79.2
 26  -09  -0818 Dec 13  23:44:14  22134 -34843   T   p-  -0.2835  2.3843  1.2919  366.8  222.8   80.1
 27  -08  -0800 Dec 24  07:47:01  21832 -34620   T   p-  -0.2758  2.3966  1.3078  366.0  223.1   81.6
 28  -07  -0781 Jan 04  15:46:30  21532 -34397   T-  p-  -0.2648  2.4147  1.3302  365.2  223.5   83.7
 29  -06  -0763 Jan 14  23:39:44  21234 -34174   T-  p-  -0.2478  2.4434  1.3638  364.5  224.2   86.7
 30  -05  -0745 Jan 26  07:28:14  20938 -33951   T-  p-  -0.2260  2.4807  1.4065  363.8  225.1   90.0

 31  -04  -0727 Feb 05  15:07:03  20644 -33728   T-  p-  -0.1954  2.5340  1.4656  363.2  226.3   93.9
 32  -03  -0709 Feb 16  22:40:19  20353 -33505   T-  pp  -0.1593  2.5970  1.5347  362.5  227.4   97.6
 33  -02  -0691 Feb 27  06:03:50  20063 -33282   T-  pp  -0.1144  2.6762  1.6203  361.7  228.5  100.9
 34  -01  -0673 Mar 10  13:21:49  19776 -33059   T-  pp  -0.0640  2.7655  1.7159  360.6  229.0  103.3
 35   00  -0655 Mar 20  20:30:26  19490 -32836   T-  pp  -0.0049  2.8709  1.8276  359.1  229.0  104.3
 36   01  -0637 Apr 01  03:35:09  19207 -32613   T+  pp   0.0585  2.7693  1.7321  357.0  228.1  103.4
 37   02  -0619 Apr 11  10:32:48  18926 -32390   T+  pp   0.1284  2.6381  1.6067  354.3  226.0  100.0
 38   03  -0601 Apr 22  17:27:36  18647 -32167   T+  pp   0.2017  2.5010  1.4751  350.7  222.7   93.6
 39   04  -0583 May 03  00:18:12  18370 -31944   T   pp   0.2792  2.3563  1.3354  346.3  217.8   82.9
 40   05  -0565 May 14  07:08:35  18095 -31721   T   -p   0.3576  2.2100  1.1938  340.9  211.4   66.0


Catalog of Lunar Eclipses in Saros 41

                          TD of                                                          Phase
Seq. Rel.    Calendar   Greatest          Luna  Ecl.               Pen.    Um.    ---- Durations ---- 
Num. Num.      Date      Eclipse     ΔT    Num  Type QSE  Gamma    Mag.    Mag.    Pen.   Par.  Total
                                      s                                              m      m      m

 41   06  -0547 May 24  13:58:32  17822 -31498   T   -t   0.4374  2.0616  1.0493  334.6  203.1   34.8
 42   07  -0529 Jun 04  20:49:51  17551 -31275   P   -t   0.5169  1.9139  0.9052  327.3  193.0    -  
 43   08  -0511 Jun 15  03:44:34  17282 -31052   P   -t   0.5943  1.7704  0.7647  319.3  181.2    -  
 44   09  -0493 Jun 26  10:43:43  16992 -30829   P   -t   0.6687  1.6326  0.6293  310.6  167.5    -  
 45   10  -0475 Jul 06  17:48:55  16676 -30606   P   -t   0.7391  1.5025  0.5011  301.5  152.0    -  
 46   11  -0457 Jul 18  01:00:32  16368 -30383   P   -h   0.8050  1.3808  0.3807  292.0  134.5    -  
 47   12  -0439 Jul 28  08:20:41  16070 -30160   P   -h   0.8650  1.2703  0.2713  282.6  115.0    -  
 48   13  -0421 Aug 08  15:49:35  15779 -29937   P   -a   0.9183  1.1722  0.1737  273.5   93.0    -  
 49   14  -0403 Aug 18  23:27:10  15496 -29714   P   -a   0.9653  1.0858  0.0876  264.8   66.6    -  
 50   15  -0385 Aug 30  07:14:57  15220 -29491   P   -a   1.0048  1.0133  0.0151  257.0   27.9    -  

 51   16  -0367 Sep 09  15:12:35  14950 -29268   N   -a   1.0371  0.9540 -0.0442  250.2    -      -  
 52   17  -0349 Sep 20  23:20:20  14688 -29045   N   -a   1.0618  0.9088 -0.0896  244.6    -      -  
 53   18  -0331 Oct 01  07:36:21  14431 -28822   N   -a   1.0806  0.8744 -0.1240  240.1    -      -  
 54   19  -0313 Oct 12  16:01:16  14179 -28599   N   -a   1.0927  0.8520 -0.1462  236.9    -      -  
 55   20  -0295 Oct 23  00:33:28  13934 -28376   N   -a   1.0998  0.8388 -0.1590  234.8    -      -  
 56   21  -0277 Nov 03  09:11:34  13694 -28153   N   -a   1.1028  0.8329 -0.1641  233.5    -      -  
 57   22  -0259 Nov 13  17:54:25  13458 -27930   N   -a   1.1026  0.8326 -0.1632  232.8    -      -  
 58   23  -0241 Nov 25  02:40:10  13228 -27707   N   -a   1.1010  0.8347 -0.1593  232.4    -      -  
 59   24  -0223 Dec 05  11:27:58  13002 -27484   N   -a   1.0982  0.8388 -0.1531  232.3    -      -  
 60   25  -0205 Dec 16  20:14:13  12781 -27261   N   -a   1.0976  0.8385 -0.1507  231.6    -      -  

 61   26  -0187 Dec 27  04:59:55  12564 -27038   N   -a   1.0981  0.8359 -0.1500  230.7    -      -  
 62   27  -0168 Jan 07  13:41:22  12351 -26815   N   -a   1.1030  0.8251 -0.1572  228.9    -      -  
 63   28  -0150 Jan 17  22:18:32  12143 -26592   N   -a   1.1119  0.8069 -0.1715  226.2    -      -  
 64   29  -0132 Jan 29  06:48:46  11937 -26369   N   -a   1.1270  0.7770 -0.1972  222.0    -      -  
 65   30  -0114 Feb 08  15:13:23  11736 -26146   N   -a   1.1473  0.7376 -0.2322  216.6    -      -  
 66   31  -0096 Feb 19  23:30:26  11538 -25923   N   -a   1.1744  0.6855 -0.2799  209.4    -      -  
 67   32  -0078 Mar 02  07:39:19  11343 -25700   N   -a   1.2085  0.6207 -0.3403  200.1    -      -  
 68   33  -0060 Mar 12  15:40:39  11151 -25477   N   -a   1.2492  0.5440 -0.4128  188.4    -      -  
 69   34  -0042 Mar 23  23:34:46  10962 -25254   N   -a   1.2959  0.4562 -0.4967  173.6    -      -  
 70   35  -0024 Apr 03  07:22:00  10776 -25031   N   -a   1.3486  0.3578 -0.5915  155.0    -      -  

 71   36  -0006 Apr 14  15:02:35  10592 -24808   N   -a   1.4069  0.2493 -0.6970  130.5    -      -  
 72   37   0012 Apr 24  22:38:24  10410 -24585   N   -a   1.4693  0.1335 -0.8101   96.4    -      -  
 73   38   0030 May 06  06:10:02  10231 -24362   Ne  -a   1.5348  0.0122 -0.9295   29.4    -      -  


Footnotes

[1] The Moon's orbit is inclined about 5 degrees to Earth's orbit around the Sun. The points where the lunar orbit intersects the plane of Earth's orbit are known as the nodes. The Moon moves from south to north of Earth's orbit at the ascending node, and from north to south at the descending node.

[2]Greatest eclipse is defined as the instant when Moon passes closest to the axis of Earth's shadow.


Calendar

The Gregorian calendar is used for all dates from 1582 Oct 15 onwards. Before that date, the Julian calendar is used. For more information on this topic, see Calendar Dates. The Julian calendar does not include the year 0. Thus the year 1 BCE is followed by the year 1 CE (See: BCE/CE Dating Conventions ). This is awkward for arithmetic calculations. Years in this catalog are numbered astronomically and include the year 0. Historians should note there is a difference of one year between astronomical dates and BCE dates. Thus, the astronomical year 0 corresponds to 1 BCE, and astronomical year -1 corresponds to 2 BCE, etc..


Predictions

The coordinates of the Sun used in these predictions are based on the VSOP87 theory [Bretagnon and Francou, 1988]. The Moon's coordinates are based on the ELP-2000/82 theory [Chapront-Touze and Chapront, 1983]. For more information, see: Solar and Lunar Ephemerides. The revised value used for the Moon's secular acceleration is n-dot = -25.858 arc-sec/cy*cy, as deduced from the Apollo lunar laser ranging experiment (Chapront, Chapront-Touze, and Francou, 2002).

The largest uncertainty in the eclipse predictions is caused by fluctuations in Earth's rotation due primarily to tidal friction of the Moon. The resultant drift in apparent clock time is expressed as ΔT and is determined as follows:

  1. pre-1950's: ΔT calculated from empirical fits to historical records derived by Morrison and Stephenson (2004)
  2. 1955-present: ΔT obtained from published observations
  3. future: ΔT is extrapolated from current values weighted by the long term trend from tidal effects

A series of polynomial expressions have been derived to simplify the evaluation of ΔT for any time from -1999 to +3000. The uncertainty in ΔT over this period can be estimated from scatter in the measurements.


Acknowledgments

The Besselian elements used in the predictions were kindly provided by Jean Meeus. All eclipse calculations are by Fred Espenak, and he assumes full responsibility for their accuracy. Some of the information presented on this web site is based on data originally published in Five Millennium Canon of Lunar Eclipses: -1999 to +3000 and Five Millennium Catalog of Lunar Eclipses: -1999 to +3000.

Permission is freely granted to reproduce this data when accompanied by an acknowledgment:

"Eclipse Predictions by Fred Espenak and Jean Meeus (NASA's GSFC)"


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2009 Sep 29