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Understanding >Astronomical calculations

CALENDAR OF THE YEAR 2025




 													      
   					       2025.-CALENDAR-.					      
   													      
   		  JANUARY			    FEBRUARY				MARCH		      
       ------------------------------	 ------------------------------    ------------------------------     
   	       DAY	     DAY & NO		 DAY	       DAY & NO 	   DAY  	 DAY & NO     
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   	OF  OF THE JULIAN    OF THE	  OF  OF THE JULIAN	OF THE	    OF  OF THE JULIAN	  OF THE      
       MOIS YEAR  ELAPSED     WEEK  	 MOIS YEAR  ELAPSED     WEEK       MOIS YEAR  ELAPSED	   WEEK        
   		 AT 12H UTC			   AT 12H UTC			      AT 12H UTC 	      
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   		     246			       246				 246		      
   													      
   	 1     1    0677    WED.	   1	32    0708    SAM.	     1    60	0736	SAM.	      
   	 2     2    0678    THU.  1 !	   2	33    0709    SUN. ----      2    61	0737	SUN. ----     
   	 3     3    0679    FRI.	   3	34    0710    MON. ----      3    62	0738	MON. ----     
   	 4     4    0680    SAM.	   4	35    0711    TUE.	     4    63	0739	TUE.	      
   	 5     5    0681    SUN. ----	   5	36    0712    WED.	     5    64	0740	WED.	      
   	 6     6    0682    MON. ----	   6	37    0713    THU.  6 !      6    65	0741	THU. 10 !     
   	 7     7    0683    TUE.	   7	38    0714    FRI.	     7    66	0742	FRI.	      
   	 8     8    0684    WED.	   8	39    0715    SAM.	     8    67	0743	SAM.	      
   	 9     9    0685    THU.  2 !	   9	40    0716    SUN. ----      9    68	0744	SUN. ----     
   	10    10    0686    FRI.	  10	41    0717    MON. ----     10    69	0745	MON. ----     
   	11    11    0687    SAM.	  11	42    0718    TUE.	    11    70	0746	TUE.	      
   	12    12    0688    SUN. ----	  12	43    0719    WED.	    12    71	0747	WED.	      
   	13    13    0689    MON. ----	  13	44    0720    THU.  7 !     13    72	0748	THU. 11 !     
   	14    14    0690    TUE.	  14	45    0721    FRI.	    14    73	0749	FRI.	      
   	15    15    0691    WED.	  15	46    0722    SAM.	    15    74	0750	SAM.	      
   	16    16    0692    THU.  3 !	  16	47    0723    SUN. ----     16    75	0751	SUN. ----     
   	17    17    0693    FRI.	  17	48    0724    MON. ----     17    76	0752	MON. ----     
   	18    18    0694    SAM.	  18	49    0725    TUE.	    18    77	0753	TUE.	      
   	19    19    0695    SUN. ----	  19	50    0726    WED.	    19    78	0754	WED.	      
   	20    20    0696    MON. ----	  20	51    0727    THU.  8 !     20    79	0755	THU. 12 !     
   	21    21    0697    TUE.	  21	52    0728    FRI.	    21    80	0756	FRI.	      
   	22    22    0698    WED.	  22	53    0729    SAM.	    22    81	0757	SAM.	      
   	23    23    0699    THU.  4 !	  23	54    0730    SUN. ----     23    82	0758	SUN. ----     
   	24    24    0700    FRI.	  24	55    0731    MON. ----     24    83	0759	MON. ----     
   	25    25    0701    SAM.	  25	56    0732    TUE.	    25    84	0760	TUE.	      
   	26    26    0702    SUN. ----	  26	57    0733    WED.	    26    85	0761	WED.	      
   	27    27    0703    MON. ----	  27	58    0734    THU.  9 !     27    86	0762	THU. 13 !     
   	28    28    0704    TUE.	  28	59    0735    FRI.	    28    87	0763	FRI.	      
   	29    29    0705    WED.					    29    88	0764	SAM.	      
   	30    30    0706    THU.  5 !					    30    89	0765	SUN. ----     
   	31    31    0707    FRI.					    31    90	0766	MON. ----     
       ------------------------------	 ------------------------------    ------------------------------     
   													      




                                                                                                              
   													      
   					       2025.-CALENDAR-.					      
   													      
   		   APRIL			      MAY				JUNE		      
       ------------------------------	 ------------------------------    ------------------------------     
   	       DAY	     DAY & NO		 DAY	       DAY & NO 	   DAY  	 DAY & NO     
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   	OF  OF THE JULIAN    OF THE	  OF  OF THE JULIAN	OF THE	    OF  OF THE JULIAN	  OF THE      
       MOIS YEAR  ELAPSED     WEEK  	 MOIS YEAR  ELAPSED     WEEK       MOIS YEAR  ELAPSED	   WEEK        
   		 AT 12H UTC			   AT 12H UTC			      AT 12H UTC 	      
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   		     246			       246				 246		      
   													      
   	 1    91    0767    TUE.	   1   121    0797    THU. 18 !      1   152	0828	SUN. ----     
   	 2    92    0768    WED.	   2   122    0798    FRI.	     2   153	0829	MON. ----     
   	 3    93    0769    THU. 14 !	   3   123    0799    SAM.	     3   154	0830	TUE.	      
   	 4    94    0770    FRI.	   4   124    0800    SUN. ----      4   155	0831	WED.	      
   	 5    95    0771    SAM.	   5   125    0801    MON. ----      5   156	0832	THU. 23 !     
   	 6    96    0772    SUN. ----	   6   126    0802    TUE.	     6   157	0833	FRI.	      
   	 7    97    0773    MON. ----	   7   127    0803    WED.	     7   158	0834	SAM.	      
   	 8    98    0774    TUE.	   8   128    0804    THU. 19 !      8   159	0835	SUN. ----     
   	 9    99    0775    WED.	   9   129    0805    FRI.	     9   160	0836	MON. ----     
   	10   100    0776    THU. 15 !	  10   130    0806    SAM.	    10   161	0837	TUE.	      
   	11   101    0777    FRI.	  11   131    0807    SUN. ----     11   162	0838	WED.	      
   	12   102    0778    SAM.	  12   132    0808    MON. ----     12   163	0839	THU. 24 !     
   	13   103    0779    SUN. ----	  13   133    0809    TUE.	    13   164	0840	FRI.	      
   	14   104    0780    MON. ----	  14   134    0810    WED.	    14   165	0841	SAM.	      
   	15   105    0781    TUE.	  15   135    0811    THU. 20 !     15   166	0842	SUN. ----     
   	16   106    0782    WED.	  16   136    0812    FRI.	    16   167	0843	MON. ----     
   	17   107    0783    THU. 16 !	  17   137    0813    SAM.	    17   168	0844	TUE.	      
   	18   108    0784    FRI.	  18   138    0814    SUN. ----     18   169	0845	WED.	      
   	19   109    0785    SAM.	  19   139    0815    MON. ----     19   170	0846	THU. 25 !     
   	20   110    0786    SUN. ----	  20   140    0816    TUE.	    20   171	0847	FRI.	      
   	21   111    0787    MON. ----	  21   141    0817    WED.	    21   172	0848	SAM.	      
   	22   112    0788    TUE.	  22   142    0818    THU. 21 !     22   173	0849	SUN. ----     
   	23   113    0789    WED.	  23   143    0819    FRI.	    23   174	0850	MON. ----     
   	24   114    0790    THU. 17 !	  24   144    0820    SAM.	    24   175	0851	TUE.	      
   	25   115    0791    FRI.	  25   145    0821    SUN. ----     25   176	0852	WED.	      
   	26   116    0792    SAM.	  26   146    0822    MON. ----     26   177	0853	THU. 26 !     
   	27   117    0793    SUN. ----	  27   147    0823    TUE.	    27   178	0854	FRI.	      
   	28   118    0794    MON. ----	  28   148    0824    WED.	    28   179	0855	SAM.	      
   	29   119    0795    TUE.	  29   149    0825    THU. 22 !     29   180	0856	SUN. ----     
   	30   120    0796    WED.	  30   150    0826    FRI.	    30   181	0857	MON. ----     
   					  31   151    0827    SAM.					      
       ------------------------------	 ------------------------------    ------------------------------     
   													      
   													      
                                                                                                              


                                                                                                              
   													      
   					       2025.-CALENDAR-.					      
   													      
   		  JULY			      AUGUST			     SEPTEMBER  	      
       ------------------------------	 ------------------------------    ------------------------------     
   	       DAY	     DAY & NO		 DAY	       DAY & NO 	   DAY  	 DAY & NO     
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   	OF  OF THE JULIAN    OF THE	  OF  OF THE JULIAN	OF THE	    OF  OF THE JULIAN	  OF THE      
       MOIS YEAR  ELAPSED     WEEK  	 MOIS YEAR  ELAPSED     WEEK       MOIS YEAR  ELAPSED	   WEEK        
   		 AT 12H UTC			   AT 12H UTC			      AT 12H UTC 	      
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   		     246			       246				 246		      
   													      
   	 1   182    0858    TUE.	   1   213    0889    FRI.	     1   244	0920	MON. ----     
   	 2   183    0859    WED.	   2   214    0890    SAM.	     2   245	0921	TUE.	      
   	 3   184    0860    THU. 27 !	   3   215    0891    SUN. ----      3   246	0922	WED.	      
   	 4   185    0861    FRI.	   4   216    0892    MON. ----      4   247	0923	THU. 36 !     
   	 5   186    0862    SAM.	   5   217    0893    TUE.	     5   248	0924	FRI.	      
   	 6   187    0863    SUN. ----	   6   218    0894    WED.	     6   249	0925	SAM.	      
   	 7   188    0864    MON. ----	   7   219    0895    THU. 32 !      7   250	0926	SUN. ----     
   	 8   189    0865    TUE.	   8   220    0896    FRI.	     8   251	0927	MON. ----     
   	 9   190    0866    WED.	   9   221    0897    SAM.	     9   252	0928	TUE.	      
   	10   191    0867    THU. 28 !	  10   222    0898    SUN. ----     10   253	0929	WED.	      
   	11   192    0868    FRI.	  11   223    0899    MON. ----     11   254	0930	THU. 37 !     
   	12   193    0869    SAM.	  12   224    0900    TUE.	    12   255	0931	FRI.	      
   	13   194    0870    SUN. ----	  13   225    0901    WED.	    13   256	0932	SAM.	      
   	14   195    0871    MON. ----	  14   226    0902    THU. 33 !     14   257	0933	SUN. ----     
   	15   196    0872    TUE.	  15   227    0903    FRI.	    15   258	0934	MON. ----     
   	16   197    0873    WED.	  16   228    0904    SAM.	    16   259	0935	TUE.	      
   	17   198    0874    THU. 29 !	  17   229    0905    SUN. ----     17   260	0936	WED.	      
   	18   199    0875    FRI.	  18   230    0906    MON. ----     18   261	0937	THU. 38 !     
   	19   200    0876    SAM.	  19   231    0907    TUE.	    19   262	0938	FRI.	      
   	20   201    0877    SUN. ----	  20   232    0908    WED.	    20   263	0939	SAM.	      
   	21   202    0878    MON. ----	  21   233    0909    THU. 34 !     21   264	0940	SUN. ----     
   	22   203    0879    TUE.	  22   234    0910    FRI.	    22   265	0941	MON. ----     
   	23   204    0880    WED.	  23   235    0911    SAM.	    23   266	0942	TUE.	      
   	24   205    0881    THU. 30 !	  24   236    0912    SUN. ----     24   267	0943	WED.	      
   	25   206    0882    FRI.	  25   237    0913    MON. ----     25   268	0944	THU. 39 !     
   	26   207    0883    SAM.	  26   238    0914    TUE.	    26   269	0945	FRI.	      
   	27   208    0884    SUN. ----	  27   239    0915    WED.	    27   270	0946	SAM.	      
   	28   209    0885    MON. ----	  28   240    0916    THU. 35 !     28   271	0947	SUN. ----     
   	29   210    0886    TUE.	  29   241    0917    FRI.	    29   272	0948	MON. ----     
   	30   211    0887    WED.	  30   242    0918    SAM.	    30   273	0949	TUE.	      
   	31   212    0888    THU. 31 !	  31   243    0919    SUN. ---- 				      
       ------------------------------	 ------------------------------    ------------------------------     
   													      
   													      
                                                                                                              


                                                                                                              
   													      
   					       2025.-CALENDAR-.					      
   													      
   		  OCTOBER			    NOVEMBER			      DECEMBER  	      
       ------------------------------	 ------------------------------    ------------------------------     
   	       DAY	     DAY & NO		 DAY	       DAY & NO 	   DAY  	 DAY & NO     
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   	OF  OF THE JULIAN    OF THE	  OF  OF THE JULIAN	OF THE	    OF  OF THE JULIAN	  OF THE      
       MOIS YEAR  ELAPSED     WEEK  	 MOIS YEAR  ELAPSED     WEEK       MOIS YEAR  ELAPSED	   WEEK        
   		 AT 12H UTC			   AT 12H UTC			      AT 12H UTC 	      
       -------------------  ---------	 -------------------  ---------    -------------------  ---------     
   		     246			       246				 246		      
   													      
   	 1   274    0950    WED.	   1   305    0981    SAM.	     1   335	1011	MON. ----     
   	 2   275    0951    THU. 40 !	   2   306    0982    SUN. ----      2   336	1012	TUE.	      
   	 3   276    0952    FRI.	   3   307    0983    MON. ----      3   337	1013	WED.	      
   	 4   277    0953    SAM.	   4   308    0984    TUE.	     4   338	1014	THU. 49 !     
   	 5   278    0954    SUN. ----	   5   309    0985    WED.	     5   339	1015	FRI.	      
   	 6   279    0955    MON. ----	   6   310    0986    THU. 45 !      6   340	1016	SAM.	      
   	 7   280    0956    TUE.	   7   311    0987    FRI.	     7   341	1017	SUN. ----     
   	 8   281    0957    WED.	   8   312    0988    SAM.	     8   342	1018	MON. ----     
   	 9   282    0958    THU. 41 !	   9   313    0989    SUN. ----      9   343	1019	TUE.	      
   	10   283    0959    FRI.	  10   314    0990    MON. ----     10   344	1020	WED.	      
   	11   284    0960    SAM.	  11   315    0991    TUE.	    11   345	1021	THU. 50 !     
   	12   285    0961    SUN. ----	  12   316    0992    WED.	    12   346	1022	FRI.	      
   	13   286    0962    MON. ----	  13   317    0993    THU. 46 !     13   347	1023	SAM.	      
   	14   287    0963    TUE.	  14   318    0994    FRI.	    14   348	1024	SUN. ----     
   	15   288    0964    WED.	  15   319    0995    SAM.	    15   349	1025	MON. ----     
   	16   289    0965    THU. 42 !	  16   320    0996    SUN. ----     16   350	1026	TUE.	      
   	17   290    0966    FRI.	  17   321    0997    MON. ----     17   351	1027	WED.	      
   	18   291    0967    SAM.	  18   322    0998    TUE.	    18   352	1028	THU. 51 !     
   	19   292    0968    SUN. ----	  19   323    0999    WED.	    19   353	1029	FRI.	      
   	20   293    0969    MON. ----	  20   324    1000    THU. 47 !     20   354	1030	SAM.	      
   	21   294    0970    TUE.	  21   325    1001    FRI.	    21   355	1031	SUN. ----     
   	22   295    0971    WED.	  22   326    1002    SAM.	    22   356	1032	MON. ----     
   	23   296    0972    THU. 43 !	  23   327    1003    SUN. ----     23   357	1033	TUE.	      
   	24   297    0973    FRI.	  24   328    1004    MON. ----     24   358	1034	WED.	      
   	25   298    0974    SAM.	  25   329    1005    TUE.	    25   359	1035	THU. 52 !     
   	26   299    0975    SUN. ----	  26   330    1006    WED.	    26   360	1036	FRI.	      
   	27   300    0976    MON. ----	  27   331    1007    THU. 48 !     27   361	1037	SAM.	      
   	28   301    0977    TUE.	  28   332    1008    FRI.	    28   362	1038	SUN. ----     
   	29   302    0978    WED.	  29   333    1009    SAM.	    29   363	1039	MON. ----     
   	30   303    0979    THU. 44 !	  30   334    1010    SUN. ----     30   364	1040	TUE.	      
   	31   304    0980    FRI.					    31   365	1041	WED.	      
       ------------------------------	 ------------------------------    ------------------------------