C/2009 F1 (Larson)
Epoch 2009 June 18.0 TT = JDT 2455000.5  
T 2009 June 25.87485 TT                                 Nakano
q   1.8307319            (2000.0)            P               Q
z  +0.0093510      Peri.  219.57668     -0.74774302     +0.66396656
 +/-0.0001671      Node   357.94969     +0.64086050     +0.72378831
e   0.9828807      Incl.  171.37586     +0.17371871     +0.18782675
a  106.9 AU         P    1106 years
From 147 observations 2009 Mar. 16-May 23, mean residual 0".49.
   The comet has passed 1.84 AU from Jupiter on 2007 Oct. 4, also will pass
   1.79 AU from Jupiter on 2011 Feb. 21.  Note some possibilites the comet
   has passed 0.53 AU from Uranus in 1084.
Residuals in seconds of arc 
2009/                     090318 H01  0.2+  0.1+    090322 H10  1.7-  0.3-  
090316 G96  0.4+  0.1-    090318 G96  0.1+  0.4+    090322 157  0.5+  1.1-  
090316 G96  0.2-  0.3-    090318 H01  0.2+  0.0     090325 673  0.2+  0.4+  
090316 G96  0.1+  0.1+    090318 H01  0.2+  0.0     090325 673  0.1+  0.4-  
090316 G96  0.0   0.2-    090318 448  0.0   0.8+    090325 673  0.3+  0.2+  
090316 B04  0.5+  0.1+    090318 291  0.1+  0.0     090325 673  0.3-  0.2-  
090316 B04  0.3+  0.1-    090318 448  1.1+  1.0-    090327 G96  0.7+  0.0   
090316 B04  0.1-  0.1-    090318 291  0.5+  0.5-    090327 G96  0.7+  0.6-  
090316 B33  0.7+  0.5-    090318 H01  0.2+  0.1+    090327 G96  0.2+  0.2-  
090317 B33  0.4-  0.3-    090318 291  0.2-  0.0     090327 G96  0.1-  0.3-  
090317 B33  0.0   0.9-    090318 448  0.5-  0.2-    090328 349  0.4-  0.0   
090317 J95  0.5-  0.1-    090318 493  0.3-  0.2+    090328 349  1.1-  0.6+  
090317 J95  0.4-  0.4-    090318 493  0.4-  0.4+    090328 585 (3.5-  2.1+) 
090317 J95  0.4-  0.3+    090318 493  0.2-  0.1-    090329 585  1.4-  0.4+  
090317 H36  0.5-  0.1-    090318 J87  0.5-  0.1-    090329 585 (3.3+  1.3+) 
090317 H36  0.5-  0.1+    090318 J87  0.7-  0.1-    090329 114 (2.8+  0.9-) 
090317 H36  1.2-  0.7-    090318 J87  0.2-  0.6-    090329 114 (3.4+  1.0-) 
090317 854  0.6-  0.0     090319 204  0.4+  0.3-    090329 114 (2.5+  0.8-) 
090317 854  0.8-  0.9+    090319 204  0.4+  0.1+    090331 H10  0.5-  0.2-  
090317 H55  0.6-  0.0     090319 204  0.5+  0.2+    090331 H10 (2.3-  1.9+) 
090317 854  0.3+  0.0     090319 J95  0.2-  0.1-    090331 H10 (4.4-  0.7+) 
090317 H55  0.4+  0.0     090319 J95  0.2-  0.1-    090401 H45  0.2+  0.2+  
090317 H55  0.3-  0.4-    090319 J95  0.0   0.2-    090401 H45  0.9+  0.5-  
090317 G96  0.2+  0.3+    090319 H01  0.2+  0.3+    090401 H45  1.6+  0.0   
090317 673 (2.1+  0.3-)   090319 H01  0.1+  0.4+    090401 H45  0.6+  0.0   
090317 673  0.2-  1.0+    090319 H01  0.1+  0.3+    090401 H45  0.1+  0.1+  
090317 G96  0.0   0.2-    090319 H01  0.2+  0.3+    090401 H45  0.3+  0.2+  
090317 673  0.1+  0.1+    090319 G96  0.1+  0.3+    090402 673  0.7+  0.3-  
090317 673 (3.5-  1.9+)   090319 H01  0.1+  0.3+    090402 673  1.0+  0.0   
090317 G96  0.3-  0.0     090319 G96  0.3+  0.0     090402 673  0.8-  0.7+  
090317 G96  0.5-  0.2+    090319 G96  0.3+  0.2-    090402 673  1.5-  0.2+  
090317 G96  0.0   0.2-    090319 H36  0.6+  0.2-    090402 J47  0.1-  0.6-  
090317 G96  0.2-  0.2-    090319 H36  0.0   0.1+    090402 J47  0.1-  0.4-  
090317 G96  0.1-  0.2-    090319 H36  0.2-  0.3-    090402 J47  0.5-  0.2-  
090317 G96  0.2-  0.2-    090319 H06  0.5+  0.3-    090403 J47  0.2-  0.1+  
090317 G96  0.4+  0.1+    090319 H36  0.3+  0.2-    090403 J47  0.1-  0.2+  
090317 G96  0.1-  0.2+    090319 H06  0.3-  0.6-    090403 J47  0.1+  0.0   
090317 G96  0.3-  0.0     090320 H45 (0.9+  2.0-)   090403 213  0.4-  0.9+  
090317 B18  0.7-  0.6+    090320 H45 (4.3+  2.6-)   090403 213  0.5-  0.9+  
090317 B18  0.5-  0.4+    090320 H45 (2.8+  0.1-)   090403 213  0.6-  1.0+  
090317 B18  0.6-  0.8+    090320 H45  1.9+  0.9-    090422 J47  0.7+  0.8-  
090318 J41  1.2+  0.1-    090320 H45  0.7+  0.1+    090422 J47  0.5+  0.9-  
090318 J41  0.5+  0.1-    090320 H45  0.2+  0.1-    090422 J47  1.1+  1.2-  
090318 J41 (2.0+  1.0-)   090320 H45  0.2-  0.4+    090427 G96  1.4-  0.2-  
090318 G96  0.6+  0.0     090320 A77  1.0+  0.6+    090427 G96  0.8-  0.0   
090318 G96  0.0   0.0     090320 A77  0.3+  0.4+    090427 G96  1.1-  0.2+  
090318 G96  0.5-  0.1+    090320 473  0.1-  0.3+    090427 G96  0.9-  0.2-  
090318 G96  0.1+  0.3+    090320 473  0.0   0.1+    090429 J47  0.6+  0.1-  
090318 G96  0.2-  0.2-    090321 G96  0.2-  0.0     090429 J47  0.6+  0.1+  
090318 G96  0.3+  0.3+    090321 G96  0.9-  0.1-    090429 J47  0.6+  0.4+  
090318 G96  0.3+  0.2-    090321 G96  0.0   0.3-    090429 J47  0.5+  0.2+  
090318 G96  0.1-  0.1+    090321 473  0.3+  0.2+    090519 204  0.6-  0.9+  
090318 G96  0.2+  0.2+    090321 473  0.0   0.3+    090523 204  0.5+  0.1+  
090318 G96  0.3-  0.1+    090322 H10 (2.5-  1.3-)                           
090318 G96  0.5+  0.1+    090322 H10 (3.4-  2.5+)                           
NAKANO
         **** Don't distribute anyone except personal use only ****
                (C) Copyright 2009 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2009-06-20 01:00:31(JST).

    C/2009 F1 (Larson)
T 2009 June 24.70233 TT                                 Nakano
q   1.8379753            (2000.0)            P               Q
                   Peri.  218.97972     -0.75432947     +0.65647369
                   Node   357.92417     +0.63353011     +0.73007991
e   1.0            Incl.  171.39828     +0.17212393     +0.18980419
From 134 observations 2009 Mar. 16-Apr. 27.

NAKANO
         **** Don't distribute anyone except personal use only ****
                (C) Copyright 2009 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2009-05-12 03:07:22(JST).
 
    C/2009 F1 (Larson)
T 2009 June 24.78042 TT                                 Nakano
q   1.8371134            (2000.0)            P               Q
                   Peri.  219.03743     -0.75367414     +0.65722596
                   Node   357.92472     +0.63425970     +0.72944868
e   1.0            Incl.  171.39786     +0.17230766     +0.18962769
From 128 observations 2009 Mar. 16-Apr. 3.
NAKANO
         **** Don't distribute anyone except personal use only ****
                (C) Copyright 2009 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2009-04-17 06:28:28(JST).
 

C/2009 F1の軌道と予報位置

 ASOのシェロード氏は,3月20日のCCD全光度を18.8等と観測しています.

    C/2009 F1 (Larson)
T 2009 June 24.83055 TT                                 Nakano
q   1.8364832            (2000.0)            P               Q
                   Peri.  219.07770     -0.75322353     +0.65774235
                   Node   357.92573     +0.63476261     +0.72901645
e   1.0            Incl.  171.39696     +0.17242605     +0.18949937
From 104 observations 2009 Mar. 16-25.

Date/        TT  R.A.(2000) Decl.     Delta   r     Daily motion  Mag.  Moon Age
              h    h  m       。  ,                      ,  / PA 。  m1      。
2009 Mar. 28 14  11 59.43  +01 41.4   1.151  2.143    98.0 / 289  18.6  147  .05
          29 14  11 53.26  +02 14.0   1.149  2.137    98.2 / 289  18.6  131  .10
          30 14  11 47.08  +02 46.4   1.148  2.131    98.1 / 289  18.6  116  .18
          31 14  11 40.89  +03 18.7   1.148  2.124    97.7 / 289  18.6  100  .28
     Apr.  1 14  11 34.72  +03 50.7   1.149  2.118    97.2 / 289  18.6   84  .38
           2 14  11 28.58  +04 22.3   1.151  2.112    96.4 / 289  18.6   69  .50
           3 14  11 22.48  +04 53.4   1.155  2.106    95.4 / 289  18.5   53  .61
           4 14  11 16.43  +05 24.0   1.159  2.100    94.2 / 289  18.5   37  .72
           5 14  11 10.44  +05 53.9   1.165  2.094    92.9 / 288  18.5   22  .81
           6 14  11 04.53  +06 23.2   1.171  2.088    91.3 / 288  18.5    7  .89
           7 14  10 58.71  +06 51.7   1.179  2.083    89.6 / 288  18.5   10  .95
           8 14  10 52.98  +07 19.3   1.188  2.077    87.8 / 288  18.5   24  .99
           9 14  10 47.36  +07 46.1   1.197  2.071    85.9 / 288  18.6   39 1.00
          10 14  10 41.84  +08 12.0   1.208  2.065    83.9 / 287  18.6   54  .99
          11 14  10 36.45  +08 37.0   1.219  2.060    81.7 / 287  18.6   68  .96
          12 14  10 31.18  +09 01.1   1.232  2.054    79.6 / 287  18.6   82  .91
          13 14  10 26.04  +09 24.2   1.245  2.049    77.3 / 287  18.6   95  .84
          14 14  10 21.03  +09 46.3   1.259  2.043    75.0 / 287  18.6  109  .77
          15 14  10 16.15  +10 07.5   1.273  2.038    72.8 / 286  18.6  122  .68
          16 14  10 11.42  +10 27.7   1.289  2.033    70.4 / 286  18.6  135  .59
          17 14  10 06.83  +10 47.1   1.305  2.027    68.1 / 286  18.6  148  .50
          18 14  10 02.37  +11 05.5   1.321  2.022    65.9 / 286  18.7  161  .40
          19 14  09 58.05  +11 23.0   1.338  2.017    63.6 / 285  18.7  174  .31
          20 14  09 53.88  +11 39.6   1.356  2.012    61.3 / 285  18.7  172  .22
          21 14  09 49.84  +11 55.4   1.374  2.007    59.1 / 285  18.7  159  .15
          22 14  09 45.94  +12 10.4   1.393  2.002    57.0 / 285  18.7  145  .08
          23 14  09 42.18  +12 24.6   1.412  1.997    54.9 / 284  18.8  130  .03
          24 14  09 38.55  +12 38.0   1.432  1.992    52.8 / 284  18.8  116  .01
          25 14  09 35.04  +12 50.8   1.452  1.987    50.8 / 284  18.8  101  .00
          26 14  09 31.67  +13 02.8   1.472  1.983    48.8 / 284  18.8   86  .03
          27 14  09 28.42  +13 14.1   1.493  1.978    46.9 / 283  18.8   70  .08
          28 14  09 25.29  +13 24.9   1.514  1.973    45.1 / 283  18.9   55  .16
          29 14  09 22.28  +13 35.0   1.535  1.969    43.3 / 283  18.9   40  .25
          30 14  09 19.39  +13 44.6   1.556  1.964    41.6 / 283  18.9   25  .36
     May   1 14  09 16.60  +13 53.6   1.578  1.960    39.9 / 282  18.9   10  .47
NAKANO
         **** Don't distribute anyone except personal use only ****
                (C) Copyright 2009 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2009-03-28 05:22:31(JST).

戻ります。