P/2004 R1 (McNaught)                                                  

Epoch 2004 Aug. 23.0 TT = JDT 2453240.5  

T 2004 Aug. 30.20726 TT                                 Nakano

q   0.9884679            (2000.0)            P               Q

n   0.17969357     Peri.    0.59939     +0.44784666     +0.89082169

a   3.1101478      Node   296.00842     -0.82068456     +0.37554963

e   0.6821798      Incl.    4.89038     -0.35483829     +0.25573264

P   5.48 (+/- 0.25 day)

From 44 observations 2004 Sept. 2-Nov. 9, mean residual 0".71.

Residuals in seconds of arc 

2004/                     040906 E14  1.4+  0.0     040916 E12 (2.2-  0.9+) 

040902 E12  1.3-  0.3+    040906 E14  0.4-  1.1-    040916 E12  1.4+  0.7-  

040902 E12  0.2+  0.6+    040906 E14  0.3+  0.3-    040916 E12  1.4+  0.8-  

040902 E12  1.3+  0.1-    040906 E14  0.1-  0.2-    040916 E12  1.8+  0.3+  

040902 E12  0.0   0.2+    040906 413  0.2-  0.1-    040916 E12  1.7+  0.1-  

040904 413  0.4+  0.5-    040906 413  0.3-  0.1-    040917 J87  0.1-  0.1-  

040904 413  0.8+  0.0     040911 651  0.3+  1.1+    040917 J87  0.5-  1.1+  

040904 413  0.9-  0.1+    040911 651  1.5-  0.8+    040918 587  1.9-  0.4+  

040904 413  0.5-  0.2-    040911 651  0.0   0.1+    040918 587  0.2-  0.7+  

040905 413  0.5-  0.1-    040913 360  1.4-  0.5+    040918 587 (3.2-  0.9+) 

040905 413  0.1-  0.3+    040913 360  0.0   0.3+    041017 587  0.1+  0.2-  

040906 673  0.9+  0.5-    040913 360  1.3-  0.2-    041017 587  0.2+  0.8-  

040906 673  0.8+  0.6-    040914 651  0.5+  0.6+    041106 413  0.3-  0.2+  

040906 673  1.5-  0.1-    040914 651  0.4-  1.5-    041107 413  0.5-  0.2+  

040906 673  0.3+  0.2+    040916 E12 (2.9-  1.5+)   041109 413  0.6+  0.1+  

040906 673  0.0   0.3+    040916 E12 (2.6-  0.3-)                           

040906 673  0.1+  0.0     040916 E12  0.6-  0.2+                            



NAKANO

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write mail from CFAD0::NAKANO on 2005-01-04 01:58:32(JST).

 





    P/2004 R1 (McNaught)                                                  

T 2004 Aug. 30.20744 TT                                 Nakano

q   0.9884666            (2000.0)            P               Q

n   0.17969351     Peri.    0.59972     +0.44785386     +0.89081818

a   3.1101485      Node   296.00855     -0.82068145     +0.37555679

e   0.6821802      Incl.    4.89031     -0.35483641     +0.25573436

P   5.48 (+/- 0.25 day)

From 44 observations 2004 Sept. 2-Nov. 9.



NAKANO

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                (C) Copyright 2004 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2004-12-09 01:41:38(JST).

 



◎P/2004 R1の軌道と予報位置です



 今期の回帰での観測は,これで終りかも知れません.



    P/2004 R1 (McNaught)                                                  

T 2004 Aug. 30.20786 TT                                 Nakano

q   0.9884706            (2000.0)            P               Q

n   0.17966792     Peri.    0.60028     +0.44785232     +0.89081884

a   3.1104437      Node   296.00789     -0.82068249     +0.37555506

e   0.6822091      Incl.    4.89036     -0.35483595     +0.25573460

P   5.49 (+/- 0.30 day)

From 42 observations 2004 Sept. 2-Nov. 6.

 

Date/        TT  R.A.(2000) Decl.     Delta   r     Daily motion  Mag.  Moon Age

              h    h  m       。  ,                      ,  / PA 。  m1      。

2004 Nov.  5 12  21 17.75  -07 44.0   0.817  1.349    66.0 /  73  19.4  167  .48

           6 12  21 22.00  -07 25.0   0.828  1.357    65.0 /  73  19.4  165  .38

           7 12  21 26.19  -07 06.2   0.839  1.366    64.0 /  73  19.5  158  .29

           8 12  21 30.30  -06 47.5   0.851  1.375    63.0 /  73  19.5  147  .20

           9 12  21 34.34  -06 29.0   0.862  1.383    62.1 /  73  19.6  136  .12

          10 12  21 38.32  -06 10.7   0.875  1.392    61.1 /  73  19.6  124  .06

          11 12  21 42.23  -05 52.5   0.887  1.401    60.2 /  73  19.7  111  .02

          12 12  21 46.08  -05 34.5   0.899  1.409    59.3 /  73  19.8   98  .00

          13 12  21 49.86  -05 16.6   0.912  1.418    58.4 /  72  19.8   85  .01

          14 12  21 53.59  -04 58.9   0.925  1.427    57.5 /  72  19.9   71  .05

          15 12  21 57.25  -04 41.4   0.938  1.436    56.7 /  72  19.9   58  .12

          16 12  22 00.86  -04 24.1   0.951  1.445    55.8 /  72  20.0   44  .20

          17 12  22 04.41  -04 06.9   0.964  1.454    55.0 /  72  20.0   32  .31

          18 12  22 07.91  -03 49.9   0.978  1.463    54.2 /  72  20.1   20  .42

          19 12  22 11.35  -03 33.0   0.992  1.471    53.4 /  72  20.2   12  .53

          20 12  22 14.74  -03 16.3   1.006  1.480    52.7 /  72  20.2   15  .64

          21 12  22 18.08  -02 59.8   1.020  1.489    52.0 /  72  20.3   24  .74

          22 12  22 21.37  -02 43.5   1.034  1.498    51.2 /  72  20.3   36  .82

          23 12  22 24.62  -02 27.3   1.048  1.507    50.5 /  72  20.4   47  .89

          24 12  22 27.82  -02 11.3   1.063  1.516    49.9 /  71  20.4   58  .95

          25 12  22 30.97  -01 55.4   1.078  1.525    49.2 /  71  20.5   70  .98

          26 12  22 34.08  -01 39.8   1.093  1.534    48.6 /  71  20.6   81 1.00

          27 12  22 37.15  -01 24.2   1.108  1.543    47.9 /  71  20.6   92 1.00

          28 12  22 40.18  -01 08.8   1.123  1.552    47.3 /  71  20.7  103  .97

          29 12  22 43.16  -00 53.6   1.138  1.561    46.7 /  71  20.7  114  .93

          30 12  22 46.11  -00 38.5   1.154  1.571    46.1 /  71  20.8  125  .88

     Dec.  1 12  22 49.02  -00 23.6   1.169  1.580    45.6 /  71  20.8  136  .81

           2 12  22 51.90  -00 08.8   1.185  1.589    45.0 /  71  20.9  146  .74

           3 12  22 54.74  +00 05.8   1.201  1.598    44.5 /  71  20.9  157  .65

           4 12  22 57.54  +00 20.3   1.217  1.607    44.0 /  71  21.0  166  .55

           5 12  23 00.32  +00 34.7   1.233  1.616    43.5 /  71  21.0  170  .45

NAKANO

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                (C) Copyright 2004 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2004-11-10 03:16:57(JST).

 

    P/2004 R1 (McNaught)                                                  

T 2004 Aug. 30.20025 TT                                 Nakano

q   0.9883616            (2000.0)            P               Q

n   0.18029529     Peri.    0.59035     +0.44798968     +0.89075324

a   3.1032240      Node   296.02659     -0.82061336     +0.37569300

e   0.6815049      Incl.    4.88857     -0.35482244     +0.25576049

P   5.47 (+/- 5.27 day)

From 37 observations 2004 Sept. 2-18.



NAKANO

         **** Don't distribute anyone except personal use only ****

                (C) Copyright 2004 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2004-10-04 01:08:29(JST).

 



◎P/2004 R1の軌道と予報位置です



  久万の中村彰正氏の9月13日の観測によると,彗星の CCD全光度は,17.4等で

あった.なお,この軌道は,まだまだ,不確かではあるが,彗星は,1989年以前

の100年間は,近日点距離が q= 3.8 AU,e= 0.49,P= 20年ほどの軌道を公転

していた.しかし,1990年8月末に,木星に0.008 AUまで接近し,現在の軌道(

q=1.0 AU)に降りてきたことになる(YCの原稿より抜粋).



    P/2004 R1 (McNaught)                                                  

T 2004 Aug. 30.18323 TT                                 Nakano

q   0.9881021            (2000.0)            P               Q

n   0.18174444     Peri.    0.56887     +0.44834089     +0.89058518

a   3.0867062      Node   296.07050     -0.82043882     +0.37604629

e   0.6798846      Incl.    4.88395     -0.35478245     +0.25582657

P   5.42 (+/- 9.38 day)

From 30 observations 2004 Sept. 2-14.

 

Date/        TT  R.A.(2000) Decl.     Delta   r     Daily motion  Mag.  Moon Age

              h    h  m       。  ,                      ,  / PA 。  m1      。

2004 Sept.10 12  15 49.40  -17 59.8   0.635  1.001    80.9 /  95  17.5  118  .16

          11 12  15 55.05  -18 06.0   0.631  1.004    81.9 /  94  17.5  108  .10

          12 12  16 00.79  -18 11.6   0.627  1.006    82.9 /  94  17.5   97  .05

          13 12  16 06.60  -18 16.6   0.624  1.009    83.9 /  93  17.5   85  .01

          14 12  16 12.48  -18 21.1   0.620  1.012    84.9 /  93  17.5   74  .00

          15 12  16 18.44  -18 24.9   0.617  1.015    85.8 /  92  17.5   62  .01

          16 12  16 24.47  -18 28.0   0.614  1.018    86.8 /  92  17.5   50  .04

          17 12  16 30.56  -18 30.5   0.611  1.022    87.6 /  91  17.5   38  .10

          18 12  16 36.72  -18 32.2   0.608  1.025    88.5 /  91  17.5   26  .17

          19 12  16 42.95  -18 33.3   0.606  1.029    89.3 /  90  17.5   15  .26

          20 12  16 49.22  -18 33.5   0.603  1.033    90.1 /  90  17.5    7  .37

          21 12  16 55.56  -18 33.0   0.601  1.038    90.8 /  89  17.6   15  .48

          22 12  17 01.94  -18 31.7   0.600  1.042    91.4 /  89  17.6   26  .60

          23 12  17 08.37  -18 29.6   0.598  1.046    92.1 /  88  17.6   39  .71

          24 12  17 14.83  -18 26.7   0.597  1.051    92.6 /  88  17.6   51  .80

          25 12  17 21.34  -18 22.9   0.596  1.056    93.1 /  87  17.6   63  .89

          26 12  17 27.87  -18 18.3   0.595  1.061    93.5 /  87  17.6   76  .95

          27 12  17 34.42  -18 12.9   0.595  1.066    93.9 /  86  17.6   88  .99

          28 12  17 40.99  -18 06.7   0.595  1.071    94.2 /  86  17.7  100 1.00

          29 12  17 47.58  -17 59.6   0.595  1.077    94.4 /  85  17.7  111  .99

          30 12  17 54.17  -17 51.7   0.595  1.082    94.5 /  85  17.7  123  .96

     Oct.  1 12  18 00.75  -17 42.9   0.596  1.088    94.6 /  84  17.7  133  .91

           2 12  18 07.34  -17 33.4   0.597  1.094    94.6 /  84  17.8  144  .84

           3 12  18 13.91  -17 23.1   0.599  1.100    94.5 /  84  17.8  154  .76

           4 12  18 20.47  -17 12.0   0.600  1.106    94.4 /  83  17.8  162  .68

           5 12  18 27.00  -17 00.2   0.602  1.112    94.2 /  83  17.9  168  .59

           6 12  18 33.50  -16 47.7   0.605  1.118    93.9 /  82  17.9  167  .49

           7 12  18 39.97  -16 34.5   0.607  1.125    93.5 /  82  17.9  160  .40

           8 12  18 46.39  -16 20.6   0.610  1.131    93.1 /  81  18.0  150  .31

           9 12  18 52.78  -16 06.1   0.613  1.138    92.6 /  81  18.0  140  .22

          10 12  18 59.11  -15 51.0   0.617  1.145    92.0 /  80  18.0  130  .14

          11 12  19 05.39  -15 35.3   0.621  1.152    91.4 /  80  18.1  119  .08

          12 12  19 11.61  -15 19.2   0.625  1.158    90.7 /  80  18.1  108  .03

          13 12  19 17.77  -15 02.5   0.630  1.166    90.0 /  79  18.2   96  .00

          14 12  19 23.86  -14 45.4   0.635  1.173    89.2 /  79  18.2   84  .00

          15 12  19 29.89  -14 27.9   0.640  1.180    88.3 /  79  18.2   72  .02

          16 12  19 35.84  -14 10.0   0.645  1.187    87.5 /  78  18.3   59  .07

          17 12  19 41.72  -13 51.8   0.651  1.195    86.5 /  78  18.3   47  .14

          18 12  19 47.52  -13 33.3   0.657  1.202    85.6 /  77  18.4   35  .24

          19 12  19 53.24  -13 14.5   0.664  1.210    84.6 /  77  18.4   24  .34

          20 12  19 58.88  -12 55.5   0.670  1.217    83.6 /  77  18.5   15  .45

          21 12  20 04.44  -12 36.3   0.677  1.225    82.5 /  77  18.5   14  .57

          22 12  20 09.92  -12 17.0   0.685  1.233    81.4 /  76  18.6   22  .68

          23 12  20 15.31  -11 57.5   0.692  1.241    80.4 /  76  18.6   33  .77

          24 12  20 20.62  -11 37.9   0.700  1.249    79.3 /  76  18.7   44  .86

          25 12  20 25.84  -11 18.2   0.708  1.256    78.1 /  76  18.7   56  .93

          26 12  20 30.98  -10 58.5   0.716  1.265    77.0 /  75  18.8   67  .97

          27 12  20 36.03  -10 38.8   0.725  1.273    75.9 /  75  18.8   78 1.00

          28 12  20 41.00  -10 19.0   0.734  1.281    74.8 /  75  18.9   90 1.00

          29 12  20 45.89  -09 59.3   0.743  1.289    73.7 /  75  19.0  101  .98

          30 12  20 50.69  -09 39.7   0.753  1.297    72.6 /  74  19.0  111  .94

          31 12  20 55.41  -09 20.0   0.762  1.306    71.4 /  74  19.1  122  .89

     Nov.  1 12  21 00.05  -09 00.5   0.772  1.314    70.3 /  74  19.1  132  .83

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write mail from CFAD0::NAKANO on 2004-09-14 21:05:01(JST).

 



戻ります。