"Pseudo-MPEC" for C/2004S1

Created Sun Feb 06 10:35:54 2005 using Find_Orb

 Astrometry 
 Observing stations 
 Orbital elements 
 Residuals 
 Ephemeris 

Astrometry:
    CK04S010  C2004 09 26.25518 03 11 20.77 +09 32 37.4          18.3 Tx     699
    CK04S010  C2004 09 26.27137 03 11 16.13 +09 33 05.3                x     699
    CK04S010  C2004 09 26.28759 03 11 11.85 +09 33 33.3                      699
    CK04S010  C2004 09 26.30782 03 11 06.28 +09 34 09.5                      699
    CK04S010  C2004 09 26.89375 03 08 21.01 +09 51 40.2          18.1 Nx     A13
    CK04S010  C2004 09 26.89508 03 08 20.57 +09 51 45.5          18.8 N      A13
    CK04S010  C2004 09 26.89663 03 08 20.08 +09 51 47.2          18.4 N      A13
    CK04S010  C2004 09 26.89892 03 08 19.46 +09 51 52.4          18.7 N      A13
    CK04S010  C2004 09 27.27187 03 06 28.85 +10 03 35.4          18.9 Nx     854
    CK04S010  C2004 09 27.27888 03 06 26.82 +10 03 48.3          18.6 Nx     854
    CK04S010  C2004 09 27.28646 03 06 24.47 +10 04 02.7          18.5 N      854
    CK04S010  C2004 09 27.32228 03 06 13.54 +10 05 10.6          18.5 T      854
    CK04S010  C2004 09 27.34564 03 06 06.25 +10 05 55.7          18.8 T      854
    CK04S010  C2004 09 27.35041 03 06 04.81 +10 06 03.8          18.0 T      699
    CK04S010  C2004 09 27.35770 03 06 02.48 +10 06 17.4                      699
    CK04S010  C2004 09 27.36501 03 06 00.13 +10 06 33.3                x     699
    CK04S010  C2004 09 27.36911 03 05 59.02 +10 06 40.2          18.5 T      854
    CK04S010  C2004 09 27.37230 03 05 57.99 +10 06 45.5                      699
    CK04S010  C2004 09 28.27917 03 01 08.52 +10 36 41.2          18.2 Tx     673
    CK04S010  C2004 09 28.28633 03 01 05.87 +10 36 55.4          18.7 Nx     854
    CK04S010  C2004 09 28.29810 03 01 01.93 +10 37 19.9          18.8 N      854
    CK04S010  C2004 09 28.30556 03 00 59.77 +10 37 33.6                x     673
    CK04S010  C2004 09 28.30980 03 00 58.05 +10 37 43.8          18.8 N      854
    CK04S010  C2004 09 28.32003 03 00 54.77 +10 38 04.6                x     673
    CK04S010  C2004 09 28.33785 03 00 48.66 +10 38 41.4          18.0 Tx     673
    CK04S010  C2004 09 28.35613 03 00 42.46 +10 39 18.4                x     673
    CK04S010  C2004 09 28.37813 03 00 34.86 +10 40 04.6                x     673
    CK04S010  C2004 09 28.61849 02 59 12.30 +10 48 43.9          17.6 Nx     474
    CK04S010  C2004 09 28.62097 02 59 11.09 +10 48 48.6          18.3 Nx     474
    CK04S010  C2004 09 29.90474 02 51 14.99 +11 35 43.2          17.8 N      213
    CK04S010  C2004 09 29.90767 02 51 13.83 +11 35 50.8          17.8 N      213
    CK04S010  C2004 09 29.90952 02 51 13.05 +11 35 54.9                      213
    CK04S010  C2004 10 03.82029 02 18 54.20 +14 31 06.8          17.2 Nx     104
    CK04S010  C2004 10 03.82176 02 18 53.50 +14 31 11.7          17.0 Nx     104
    CK04S010  C2004 10 03.82347 02 18 52.35 +14 31 17.7          17.8 Nx     104
    CK04S010  C2004 10 03.82523 02 18 51.12 +14 31 22.7          17.7 Nx     104
    CK04S010  C2004 10 03.86890 02 18 24.37 +14 33 37.5                      246
    CK04S010  C2004 10 03.86935 02 18 24.10 +14 33 38.5                x     246
    CK04S010  C2004 10 03.87112 02 18 22.95 +14 33 43.8                x     246
    CK04S010  C2004 10 03.87285 02 18 21.85 +14 33 49.5                x     246
    CK04S010  C2004 10 03.87343 02 18 21.54 +14 33 51.1                x     246
    CK04S010  C2004 10 03.87391 02 18 21.24 +14 33 52.2                x     246
    CK04S010  C2004 10 03.87728 02 18 19.34 +14 34 03.6          17.1 Nx     213
    CK04S010  C2004 10 03.87850 02 18 18.58 +14 34 07.3          17.1 Nx     213
    CK04S010  C2004 10 03.88020 02 18 17.55 +14 34 12.3          17.1 Nx     213
    CK04S010  C2004 10 03.88118 02 18 16.97 +14 34 15.5          17.1 Nx     213
    CK04S010  C2004 10 03.93791 02 17 41.22 +14 37 08.2          18.9 Nx     A13
    CK04S010  C2004 10 03.94027 02 17 40.09 +14 37 18.5          17.8 Nx     A13
    CK04S010  C2004 10 03.94258 02 17 38.55 +14 37 25.8          17.6 Nx     A13
    CK04S010  C2004 10 03.94490 02 17 37.12 +14 37 32.2          17.4 Nx     A13
    CK04S010  C2004 10 03.94721 02 17 35.69 +14 37 39.9          18.1 Nx     A13
    CK04S010  C2004 10 04.95328 02 06 35.78 +15 31 10.2          17.4 Nx     A13
    CK04S010  C2004 10 04.95492 02 06 34.66 +15 31 16.9          17.8 Nx     A13
    CK04S010  C2004 10 04.95653 02 06 33.59 +15 31 22.1          18.1 Nx     A13
    CK04S010  C2004 10 04.95814 02 06 32.51 +15 31 27.7          17.5 Nx     A13
    CK04S010  C2004 10 04.95961 02 06 31.36 +15 31 31.8          17.3 Nx     A13
    CK04S010  C2004 10 05.59271 01 58 56.14 +16 06 48.3                x     D74
    CK04S010  C2004 10 05.59549 01 58 53.72 +16 07 03.2                x     D74
    CK04S010  C2004 10 05.59965 01 58 51.02 +16 07 15.4                x     D74
    CK04S010  C2004 10 06.59271 01 45 48.31 +17 04 32.5                x     D74
    CK04S010  C2004 10 06.59618 01 45 45.60 +17 04 47.4                x     D74
    CK04S010  C2004 10 06.59965 01 45 42.52 +17 05 00.9                x     D74
    CK04S010  C2004 10 06.62889 01 45 18.02 +17 06 43.8          15.9 Tx     360
    CK04S010  C2004 10 06.63093 01 45 16.35 +17 06 52.6                      360
    CK04S010  C2004 10 06.63318 01 45 14.41 +17 06 59.0                x     360
    CK04S010  C2004 10 06.63659 01 45 11.53 +17 07 11.9                x     360
    CK04S010  C2004 10 07.62385 01 30 40.57 +18 06 02.1                x     349
    CK04S010  C2004 10 07.62469 01 30 39.77 +18 06 04.9                x     349
    CK04S010  C2004 10 07.67817 01 29 49.56 +18 09 18.5                x     349
    CK04S010  C2004 10 07.67913 01 29 48.65 +18 09 21.8                x     349
    CK04S010  C2004 10 07.68009 01 29 47.72 +18 09 25.2          15.8 Tx     349
    CK04S010  C2004 10 08.63614 01 14 08.73 +19 07 20.0          18.0 Nx     415
    CK04S010  C2004 10 08.63764 01 14 07.03 +19 07 25.9          16.7 N      415
    CK04S010  C2004 10 08.63914 01 14 05.59 +19 07 30.7          18.1 Nx     415
    CK04S010  C2004 10 08.64064 01 14 04.05 +19 07 37.9          18.1 Nx     415
    CK04S010  C2004 10 08.95469 01 08 35.97 +19 25 52.1                      176
    CK04S010  C2004 10 08.95525 01 08 35.39 +19 25 53.8                      176
    CK04S010  C2004 10 08.95583 01 08 34.76 +19 25 55.9                      176
    CK04S010  C2004 10 08.95640 01 08 34.17 +19 25 57.7                      176
    CK04S010  C2004 10 09.51715 00 58 22.29 +19 59 21.4          18.6 N      415
    CK04S010  C2004 10 09.51900 00 58 20.27 +19 59 29.4          18.4 Nx     415
    CK04S010  C2004 10 09.52085 00 58 18.32 +19 59 36.3          18.9 Nx     415
    CK04S010  C2004 10 09.52270 00 58 16.04 +19 59 40.8          19.2 N      415
    CK04S010  C2004 10 10.82364 00 32 35.20 +21 10 47.4          16.6 N      213
    CK04S010  C2004 10 10.82438 00 32 34.27 +21 10 50.0          16.6 Nx     213
    CK04S010  C2004 10 10.82530 00 32 33.11 +21 10 52.6          16.6 Nx     213
    CK04S010  C2004 10 10.94807 00 29 58.61 +21 17 12.2                x     J78
    CK04S010  C2004 10 11.55881 00 16 53.65 +21 46 39.4          17.3 Tx     900
    CK04S010  C2004 10 11.55961 00 16 52.89 +21 46 40.7          17.5 Tx     900
    CK04S010  C2004 10 11.88907 00 09 36.66 +22 01 16.5          16.8 Nx     952
    CK04S010  C2004 10 11.88957 00 09 35.97 +22 01 17.8          16.7 Nx     952
    CK04S010  C2004 10 11.89008 00 09 35.29 +22 01 19.2          16.7 Nx     952
    CK04S010  C2004 10 11.89059 00 09 34.61 +22 01 20.3          16.8 Nx     952
    CK04S010  C2004 10 11.89110 00 09 33.93 +22 01 21.8          16.9 Nx     952
    CK04S010  C2004 10 11.89161 00 09 33.25 +22 01 23.1          16.9 Nx     952
    CK04S010  C2004 10 11.89191 00 09 32.84 +22 01 23.9          16.9 Nx     952
    CK04S010  C2004 10 11.89917 00 09 22.89 +22 01 33.8          16.0 Nx     A32
    CK04S010  C2004 10 11.90029 00 09 21.28 +22 01 36.8          16.0 N      A32
    CK04S010  C2004 10 11.90141 00 09 19.75 +22 01 40.4          15.8 N      A32
    CK04S010  C2004 10 11.90252 00 09 18.16 +22 01 44.6          16.5 Nx     A32
    CK04S010  C2004 10 11.90276 00 09 18.34 +22 01 51.4                      J78
    CK04S010  C2004 10 11.90365 00 09 16.75 +22 01 46.5          16.4 N      A32
    CK04S010  C2004 10 12.19583 00 02 42.25 +22 13 50.3          16.8 Tx     785
    CK04S010  C2004 10 12.20370 00 02 31.72 +22 14 09.7          17.2 Tx     785
    CK04S010  C2004 10 12.52371 23 55 13.90 +22 26 47.3          18.0 N      415
    CK04S010  C2004 10 12.52538 23 55 11.65 +22 26 51.6          17.8 N      415
    CK04S010  C2004 10 12.52706 23 55 09.24 +22 26 55.4          17.5 N      415
    CK04S010  C2004 10 12.52845 23 55 07.67 +22 26 31.2          15.8 Tx     360
    CK04S010  C2004 10 12.52874 23 55 07.03 +22 26 56.5          18.2 Nx     415
    CK04S010  C2004 10 12.53042 23 55 04.48 +22 27 02.7          17.5 Nx     415
    CK04S010  C2004 10 12.53056 23 55 04.78 +22 26 35.9                x     360
    CK04S010  C2004 10 12.53251 23 55 01.97 +22 26 40.0                x     360
    CK04S010  C2004 10 12.88591 23 46 50.82 +22 38 29.9                      246
    CK04S010  C2004 10 12.88643 23 46 50.04 +22 38 30.9                      246
    CK04S010  C2004 10 12.88717 23 46 49.07 +22 38 31.9                      246
    CK04S010  C2004 10 12.88777 23 46 48.11 +22 38 33.6                      246
    CK04S010  C2004 10 12.88847 23 46 47.21 +22 38 35.1                      246
    CK04S010  C2004 10 12.88948 23 46 45.79 +22 38 36.3                      246
    CK04S010  C2004 10 12.90380 23 46 25.65 +22 39 04.2                      246
    CK04S010  C2004 10 12.90450 23 46 24.69 +22 39 04.0                      246
    CK04S010  C2004 10 12.90513 23 46 23.73 +22 39 06.3                      246
    CK04S010  C2004 10 12.90544 23 46 23.28 +22 39 07.8                x     246
    CK04S010  C2004 10 12.90649 23 46 21.76 +22 39 09.1                x     246
    CK04S010  C2004 10 12.90940 23 46 17.78 +22 39 14.0                      246
    CK04S010  C2004 10 13.00597 23 44 01.64 +22 42 11.2          16.5 N      A33
    CK04S010  C2004 10 15.49145 22 44 47.51 +23 16 46.2          18.3 Nx     415
    CK04S010  C2004 10 15.49465 22 44 42.75 +23 16 46.6          18.1 N      415
    CK04S010  C2004 10 15.49624 22 44 40.76 +23 16 46.4          18.0 Nx     415
    CK04S010  C2004 10 15.81678 22 37 07.21 +23 14 24.9          17.1 N      213
    CK04S010  C2004 10 15.81797 22 37 05.48 +23 14 25.3          17.1 N      213
    CK04S010  C2004 10 15.82078 22 37 01.65 +23 14 21.9          17.1 Nx     213
    CK04S010  C2004 10 15.82325 22 36 58.15 +23 14 20.7          17.1 Nx     213
    CK04S010  C2004 10 15.91388 22 34 49.65 +23 13 37.6                x     J78
    CK04S010  C2004 10 16.55153 22 20 02.98 +23 05 18.3                      D70
    CK04S010  C2004 10 16.55883 22 19 52.64 +23 05 11.5          16.0 Tx     D70
    CK04S010  C2004 10 17.47234 21 59 29.54 +22 44 53.6                x     349
    CK04S010  C2004 10 17.47622 21 59 24.39 +22 44 48.3                x     349
    CK04S010  C2004 10 17.47817 21 59 21.81 +22 44 44.3          16.2 Tx     349
    CK04S010  C2004 10 18.78760 21 32 08.46 +22 01 46.3                x     246
    CK04S010  C2004 10 18.78897 21 32 06.92 +22 01 42.9                      246
    CK04S010  C2004 10 18.79537 21 31 59.15 +22 01 29.7                      246
    CK04S010  C2004 10 18.80200 21 31 51.21 +22 01 13.2                x     246
    CK04S010  C2004 10 18.80253 21 31 50.70 +22 01 13.1                      246
    CK04S010  C2004 10 20.77947 20 56 00.31 +20 37 26.1          17.1 N      213
    CK04S010  C2004 10 20.78423 20 55 55.48 +20 37 13.5          17.1 N      213
    CK04S010  C2004 10 20.78567 20 55 54.09 +20 37 09.6          17.1 N      213
    CK04S010  C2004 10 21.81945 20 39 42.57 +19 49 11.3          16.5 N      A18
    CK04S010  C2004 10 22.88674 20 24 42.70 +18 59 24.1                      213

Station data:
(104) San Marcello Pistoiese  (N44.0631 E10.8042).
(176) Observatori Astronomic de Consell (N39.6537 E2.8225).
(213) Observatorio Montcabre (N41.5186 E2.3850).   Observer R. Naves.
    Measurer M. Campas.  0.30-m f/5.5 Schmidt-Cassegrain + CCD.
(246) Klet Observatory-KLENOT (N48.8633 E14.2881).
(349) Ageo  (N35.9604 E139.5492).   Observer K. Kadota.  0.25-m f/5.0
    reflector + CCD.
(360) Kuma Kogen  (N33.6743 E132.9442).   Observer A. Nakamura.  0.60-m f/5.8
    Ritchey-Chretien + CCD.
(415) Kambah, near Canberra  (S35.3970 E149.0636).
(474) Mount John Observatory, Lake Tekapo (S43.9874 E170.4650).
(673) Table Mountain Observatory, Wrightwood (N34.3818 W117.6809).   Observer
    W. M. Owen Jr.  0.61-m f/16 reflector + CCD.
(699) Lowell Observatory-LONEOS (N35.0960 W111.5367).   Observer M. E. Van
    Ness.  0.59-m LONEOS Schmidt + CCD.
(785) Fitz-Randolph Observatory, Princeton (N40.3456 W74.6458).   Observer J.
    Maffei.  0.91-m f/13.6 Cassegrain + CCD.
(854) Sabino Canyon Observatory, Tucson  (N32.2999 W110.8201).
(900) Moriyama  (N35.0465 E135.9929).
(952) Marxuquera (N38.9527 W0.2417).
(A13) Observatoire Naef, Marly  (N46.7624 E7.1394).
(A18) Herne  (N51.5280 E7.1761).   Observer B. Brinkmann.  0.2-m f/5.8
    Schmidt-Cassegrain + CCD.
(A32) Panker  (N54.3427 E10.5517).   Observer H. Denzau.  0.36-m
    Schmidt-Cassegrain f/5.5 + CCD.
(A33) Volkssternwarte Kirchheim  (N50.8754 E11.0157).
(D70) Tosa  (N33.4679 E133.4686).
(D74) Nakagawa  (N33.9489 E134.6819).
(J78) Murcia  (N38.0147 W1.1756).

Orbital elements:
C/2004S1
   Perihelion 2004 Dec 9.158527 TT
Epoch 2004 Oct 22.0 TT = JDT 2453300.5
M 359.93437              (2000.0)            P               Q
n   0.00136271     Peri.   93.37742      0.08047579     -0.95076030     
a  80.5749963      Node    19.20148     -0.73770854     -0.25874039     
e   0.9915938      Incl.  114.49220      0.67030571     -0.17061141     
P 723.27           H   18.1                         q 0.6773254
From 57 observations 2004 Sept. 26-Oct. 22;   RMS error 0.968 arcseconds

Residuals in arcseconds:
040926 699( .01-  1.7+)   041003 A13( 4.3-  2.3-)   041011 J78  .61+  .81+    
040926 699( 2.7-  .95+)   041004 A13( 3.8-  3.7-)   041011 A32  .03-  .27+    
040926 699  .18+  .23+    041004 A13( 3.4-  2.5-)   041012 785( 1.5-  1.8-)   
040926 699  .66+  .58+    041004 A13( 2.6-  2.6-)   041012 785( 1.8+  .91-)   
040926 A13( .94+  3.0-)   041004 A13( 1.9-  2.3-)   041012 415  .70-  .31-    
040926 A13  .17+  .16-    041004 A13( 3.7-  3.0-)   041012 415  .27+  .38+    
040926 A13  .38-  1.3-    041005 D74( 3.7-  5.4-)   041012 415  .78-  .56+    
040926 A13  .34+  .38-    041005 D74( 8.5-  .08+)   041012 360( 2.1-  1.9+)   
040927 854( 1.2-  1.4+)   041005 D74( 2.3-  1.9-)   041012 415( .95+  2.0-)   
040927 854( .40+  .94+)   041006 D74( 3.3-  6.3-)   041012 415( 2.0-  .61+)   
040927 854  .08-  .87+    041006 D74( .38-  3.7-)   041012 360( 1.5-  2.0+)   
040927 854  .81+  .31+    041006 D74( 2.8-  2.5-)   041012 360( 2.9-  1.9+)   
040927 854  .48-  .71+    041006 360( 1.7-  3.2-)   041012 246  .15+  .62+    
040927 699  .04+  .31+    041006 360  .99-  1.6-    041012 246  .51-  .63+    
040927 699  1.1-  .05-    041006 360( 1.6-  3.1-)   041012 246  .48+  .22+    
040927 699( 2.4-  1.8+)   041006 360( 1.6-  2.3-)   041012 246  1.1-  .77+    
040927 854  .02-  .26+    041007 349( .90-  2.0-)   041012 246  .05+  .94+    
040927 699  .66-  .08+    041007 349( 1.1-  2.3-)   041012 246  .07+  .22+    
040928 673( .94+  1.1+)   041007 349( .01-  1.3-)   041012 246  .34+  .97+    
040928 854( 1.7-  .09-)   041007 349( .09-  1.5-)   041012 246  .70+  .55-    
040928 854  .91-  .15+    041007 349( .44-  1.5-)   041012 246  .31-  .56+    
040928 673( 3.7+  .87-)   041008 415( 1.5+  1.5-)   041012 246( .50-  1.5+)   
040928 854  .52+  .07-    041008 415  .56-  .96-    041012 246( 1.1-  .79+)   
040928 673( 2.5+  .27+)   041008 415( 1.1+  1.5-)   041012 246  .56+  .21+    
040928 673( 2.0+  .27+)   041008 415( 1.4+  .30+)   041013 A33  .52-  .77+    
040928 673( 2.7+  .51-)   041008 176  .26+  .54-    041015 415( 3.0+  1.6-)   
040928 673( 1.8+  .19+)   041008 176  .54+  .84-    041015 415  .64+  .54-    
040928 474( 2.3+  .61+)   041008 176  .42+  .81-    041015 415( 4.6+  .39-)   
040928 474( 2.7-  .09+)   041008 176  .71+  1.0-    041015 213  1.7+  .55-    
040929 213  .96+  .58-    041009 415  .52-  .19+    041015 213  1.1+  .38+    
040929 213  1.1+  .18+    041009 415( .44+  1.7+)   041015 213( 3.3+  1.7-)   
040929 213  .52+  .03-    041009 415( 2.4+  2.2+)   041015 213( 3.4+  1.8-)   
041003 104( 4.2-  2.6-)   041009 415  .30-  .22+    041015 J78( 2.1+  .50-)   
041003 104( 1.3-  2.3-)   041010 213  .30-  1.6+    041016 D70  .44-  .05-    
041003 104( 2.7-  1.6-)   041010 213( .34-  1.9+)   041016 D70( 4.0-  .79+)   
041003 104( 5.0-  2.0-)   041010 213( .44-  1.6+)   041017 349( 1.1-  1.6+)   
041003 246  1.9-  1.4-    041010 J78( 2.2+  1.4+)   041017 349( 1.8-  2.6+)   
041003 246( 1.8-  1.8-)   041011 900( 1.8+  1.2-)   041017 349( 2.0-  1.8+)   
041003 246( 2.7-  2.0-)   041011 900( 5.9+  2.1-)   041018 246( 1.4-  .10-)   
041003 246( 3.1-  1.6-)   041011 952( .48-  1.5+)   041018 246  .07-  .40-    
041003 246( 2.4-  1.8-)   041011 952( .72-  1.5+)   041018 246  1.8-  .87+    
041003 246( 2.5-  2.2-)   041011 952( .63-  1.6+)   041018 246( 2.2-  .61-)   
041003 213( 2.8-  2.6-)   041011 952( .55-  1.4+)   041018 246  .50-  .49+    
041003 213( 2.9-  2.7-)   041011 952( .46-  1.6+)   041020 213  .47+  .81-    
041003 213( 2.6-  2.9-)   041011 952( .37-  1.6+)   041020 213  .67-  .38-    
041003 213( 2.2-  2.8-)   041011 952( .46-  1.6+)   041020 213  .02-  .34-    
041003 A13( 8.3-  5.1-)   041011 A32( 1.6+  .97-)   041021 A18  .54+  .89-    
041003 A13( 3.3-  2.1-)   041011 A32  .14+  .84-    041022 213  .85+  .59-    
041003 A13( 4.7-  2.0-)   041011 A32  .19-  .10-    
041003 A13( 4.5-  2.8-)   041011 A32( 1.5-  1.3+)   

Ephemerides (For E, N):
Date (UT)     RA              Dec         delta   r     elong mag
-- --- ----  ------------   ------------  ------ ------ ----- ---
 1 Jan 2005  17 01 51.574   -05 12 39.20  1.4948 0.8226  30.8 18.1
 2 Jan 2005  17 00 39.584   -05 37 19.87  1.4924 0.8340  31.6 18.2
 3 Jan 2005  16 59 28.017   -06 02 13.72  1.4894 0.8456  32.5 18.3
 4 Jan 2005  16 58 16.775   -06 27 20.70  1.4860 0.8574  33.4 18.3
 5 Jan 2005  16 57 05.754   -06 52 40.79  1.4822 0.8695  34.3 18.4
 6 Jan 2005  16 55 54.848   -07 18 14.06  1.4779 0.8819  35.3 18.4
 7 Jan 2005  16 54 43.942   -07 44 00.61  1.4732 0.8944  36.2 18.5
 8 Jan 2005  16 53 32.920   -08 10 00.59  1.4681 0.9071  37.2 18.5
 9 Jan 2005  16 52 21.661   -08 36 14.23  1.4626 0.9200  38.2 18.6
10 Jan 2005  16 51 10.037   -09 02 41.77  1.4567 0.9330  39.3 18.6