• MPC Preparation (Info)

  • MPEC 2007-J14 : COMET C/2007 D1 (LINEAR)

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    M.P.E.C. 2007-J14                                Issued 2007 May 4, 14:53 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
              URL http://www.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714
    
                               COMET C/2007 D1 (LINEAR)
    
    Observations:
        CK07D010  C2007 04 20.83092 09 36 43.76 -02 35 57.5          17.5 N EJ014A79
        CK07D010  C2007 04 20.84241 09 36 43.91 -02 35 55.2          17.6 N EJ014A79
        CK07D010  C2007 04 20.85639 09 36 43.94 -02 35 51.8          17.7 N EJ014585
        CK07D010  C2007 04 20.85733 09 36 43.84 -02 35 52.7          18.2 N EJ014A79
        CK07D010  C2007 04 20.91806 09 36 44.00 -02 35 34.8          17.7 N EJ014585
        CK07D010  C2007 04 23.84869 09 36 53.51 -02 24 42.6          17.7 N EJ014213
        CK07D010  C2007 04 23.85121 09 36 53.52 -02 24 42.1          17.7 N EJ014213
        CK07D010  C2007 04 23.85372 09 36 53.52 -02 24 41.5          17.7 N EJ014213
        CK07D010  C2007 04 23.91415 09 36 53.70 -02 24 27.7          18.8 N EJ014170
        CK07D010  C2007 04 23.91527 09 36 53.69 -02 24 27.6          18.6 N EJ014170
    
    Observer details:
    170 Observatorio de Begues.  Observer J. Manteca.  0.36-m f/6.3
        Schmidt-Cassegrain + CCD.
    213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
        f/10 Schmidt-Cassegrain + CCD.
    585 Kiev comet station.  Observer A. Baransky.  0.70-m f/4 reflector + CCD.
    A79 Zvezdno Obshtestvo Observatory, Plana.  Observers F. Fratev, Y. Shopov,
        E. Mihaylova.  Measurer F. Fratev.  0.25-m f/3.2 reflector + CCD.
    
    Orbital elements:
        C/2007 D1 (LINEAR)
    Epoch 2007 June 29.0 TT = JDT 2454280.5
    T 2007 June 21.13999 TT                                 MPC
    q   8.7914237            (2000.0)            P               Q
    z  -0.0002220      Peri.  340.24309     -0.89066218     -0.44301345
     +/-0.0000217      Node   171.10950     +0.45214742     -0.83938707
    e   1.0019516      Incl.   41.43487     -0.04778705     +0.31491018
    Residuals in seconds of arc
    070217 704 (1.7+  2.1-)   070221 372  0.2-  0.1-    070312 850  0.3+  0.0
    070217 704  1.6+  1.7+    070221 349  0.1+  0.2-    070312 850  0.3+  0.2+
    070217 704  1.8+  1.3+    070221 246  0.2+  0.6-    070312 372  0.2-  0.3-
    070217 704  1.4+  1.8+    070221 246  0.0   0.6-    070312 215  0.1+  0.2+
    070217 246  0.3+  0.1+    070221 246  0.2+  0.5-    070312 215  0.0   0.0
    070217 246  0.0   0.3-    070222 850  0.5-  0.1+    070312 215  0.2+  0.1-
    070217 246  0.0   0.5+    070222 850  0.5-  0.1+    070313 D88  0.3-  0.5+
    070217 246  0.3+  0.0     070222 850  0.0   0.1+    070313 D88  0.6-  0.6+
    070217 246  0.1+  0.2+    070222 213  0.0   0.4-    070313 D88  0.5-  0.3+
    070217 246  0.5+  0.2+    070222 213  0.4+  0.0     070314 415  0.7+  0.1+
    070217 246  0.6+  0.3+    070222 213  0.7+  0.3-    070314 415  0.3+  0.0
    070217 246  0.7+  0.2+    070223 850  0.4-  0.4+    070314 A77  0.2-  0.1-
    070217 473 (2.5-  0.9+)   070223 850  0.5-  0.3+    070314 A77 (0.9+  3.0+)
    070217 473 (2.1-  0.6+)   070223 850  0.6-  0.1-    070314 A77  0.8+  1.0+
    070218 673  0.7+  0.3-    070223 D88  0.1-  0.6+    070316 246  0.1+  0.6+
    070218 673  1.2+  0.1-    070223 D88  0.1-  0.3+    070316 246  0.3+  1.0+
    070218 673  1.1+  0.2-    070223 D88  0.7-  0.1-    070316 246  0.0   0.7+
    070218 703  0.7-  1.5-    070224 372  0.2-  0.3-    070316 246  0.3+  0.5+
    070218 703 (2.9-  2.0-)   070224 372  0.1+  0.0     070316 246  0.5+  0.2+
    070218 703 (2.5-  0.2-)   070224 300  0.7+  0.8-    070316 246  0.0   0.2+
    070218 734  0.3+  0.5-    070224 300  0.3+  0.3-    070316 246  0.7+  0.5+
    070218 734  0.4-  0.1+    070224 300  0.4+  0.6-    070317 349  0.6-  0.3-
    070218 734  0.4-  0.0     070224 349  0.0   0.0     070317 349  0.6-  0.4-
    070218 734  0.1-  0.1+    070224 349  0.2-  0.1+    070317 349  0.9-  0.2-
    070218 734  0.0   0.1-    070226 349  0.7+  0.1+    070317 157  0.8+  0.0
    070218 682  0.5-  0.8+    070226 349  0.7+  0.2+    070317 232  1.1-  1.2-
    070218 711  0.3+  0.2-    070227 850  0.7-  0.4+    070317 232  1.1-  0.3-
    070218 704  0.4+  1.1-    070227 850  0.1+  0.6-    070317 232  0.3-  0.9+
    070218 711  0.3+  0.1+    070227 J70 (0.6-  3.5-)   070318 213  0.2+  0.4+
    070218 711  0.2+  0.0     070227 J70  1.8+  0.8-    070318 213  0.3+  0.3+
    070218 704  1.7+  0.1-    070302 J70  0.8+  0.5-    070318 213  0.1+  0.2+
    070218 704  0.6+  1.0+    070302 J70 (0.2-  3.8+)   070322 415  0.7+  0.0
    070218 704  0.1+  0.3+    070303 232  0.8+  1.5-    070322 415  0.6+  0.2-
    070218 704 (1.5-  2.2+)   070303 232  0.7-  0.4+    070322 J70 (0.5+  2.3+)
    070218 682  0.8-  0.5+    070303 232  1.3-  1.0+    070322 J70  0.7+  1.8+
    070218 474  0.5+  0.0     070307 355  1.1-  0.1+    070324 585 (3.5+  0.3+)
    070218 474  0.2+  0.3-    070307 355  1.6-  0.2+    070325 372  0.6+  0.8-
    070218 473  0.2-  0.6+    070307 355  1.3-  0.5-    070325 372  0.9+  0.7-
    070218 473  1.2-  0.1-    070307 349  0.5-  1.5-    070405 585  0.4+  0.3-
    070218 473  0.3-  0.6-    070307 349  0.4-  1.4-    070405 585  0.3+  0.1+
    070218 246  0.0   0.4+    070308 850 (1.9+  2.2-)   070406 B30  0.7-  0.8-
    070218 246  0.1+  0.5+    070308 850  0.8+  0.8-    070406 213  0.4+  0.4-
    070218 246  0.3+  0.3+    070308 850  0.6-  0.7-    070406 B30  0.8-  0.8-
    070218 246  0.2+  0.7+    070308 850  1.0-  0.9+    070406 213  0.4+  0.1-
    070218 246  0.0   0.3+    070308 850  1.3-  0.5+    070406 B30  0.5+  1.2-
    070218 113  0.8-  0.1-    070309 372  0.3+  1.1+    070406 213  0.2+  0.2-
    070218 113  1.7-  0.5-    070309 372  0.9-  0.9+    070407 415  0.5+  0.2+
    070219 734  1.9-  0.3-    070309 B30 (5.9-  7.1-)   070407 415  1.1+  0.7+
    070219 734  0.2-  0.9-    070309 B30 (6.2-  6.9-)   070409 215  0.2-  0.8+
    070219 734  0.5-  0.1-    070310 130  0.4-  0.3-    070411 415  0.3+  0.5+
    070219 734  1.4-  0.3+    070310 130  0.3-  0.8+    070411 415  0.3+  0.4+
    070219 703  1.5-  0.5+    070310 130  0.4+  0.3+    070415 415  0.7+  0.6+
    070219 703  1.7-  0.0     070310 130  0.2+  0.8-    070415 415  0.7+  0.2-
    070219 703 (2.0-  0.2+)   070310 232  0.0   0.5-    070420 A79  1.0-  0.3-
    070219 300  0.3+  0.2+    070310 232  0.0   1.6-    070420 A79  0.8+  0.6-
    070219 300  0.3+  0.4-    070310 232  0.7+  1.4-    070420 585  0.8+  0.2-
    070219 300  0.1+  0.9-    070311 372  0.0   0.3-    070420 A79  0.8-  1.4-
    070219 300  0.3+  0.1+    070311 349  0.2+  0.1-    070420 585 (0.6-  2.8+)
    070219 D35  0.1+  0.0     070311 349  0.4+  0.1-    070423 213  0.2-  0.3+
    070219 D35  0.2-  0.0     070311 349  0.4+  0.3-    070423 213  0.2-  0.3+
    070219 D35  0.1-  0.2+    070311 A32  0.3-  1.2+    070423 213  0.3-  0.3+
    070220 204  0.4-  0.0     070311 A32  0.7-  0.3-    070423 170  0.8-  0.8+
    070220 204  0.2+  0.5-    070311 A32  1.0-  0.6-    070423 170  1.0-  0.7+
    070221 372 (4.1-  0.6-)   070312 850  0.1+  0.4+
    070221 349  0.1+  0.3-    070312 850  0.2+  0.2+
    
    Ephemeris:
        C/2007 D1 (LINEAR)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2007 04 30    09 37.42   -02 02.9    8.441    8.797   107.5     6.3  17.6
    2007 05 10    09 38.83   -01 30.6    8.591    8.795    98.4     6.5  17.6
    2007 05 20    09 40.90   -01 02.9    8.746    8.793    89.4     6.6  17.7
    2007 05 30    09 43.60   -00 39.9    8.902    8.792    80.5     6.5  17.7
    2007 06 09    09 46.87   -00 21.7    9.055    8.792    71.8     6.3  17.7
    2007 06 19    09 50.65   -00 08.3    9.201    8.791    63.3     5.9  17.8
    2007 06 29    09 54.88   +00 00.6    9.336    8.792    54.9     5.4  17.8
    2007 07 09    09 59.49   +00 05.1    9.458    8.792    46.7     4.8  17.8
    2007 07 19    10 04.42   +00 05.6    9.564    8.793    38.6     4.1  17.8
    2007 07 29    10 09.59   +00 02.4    9.652    8.794    30.6     3.4  17.9
    
         The "original" and "future" barycentric values of 1/a are +0.000040
    and +0.000734 (+/- 0.000022) AU^-1, respectively.
    
    Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-J14
    

    Read MPEC 2007-J13 Read MPEC 2007-J15


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