[Iaude] MPEC A30: 2004 VB61 [a=2.30,e=0.50,i=9.3,H=22.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Jan 3 17:59:16 EST 2019


M.P.E.C. 2019-A30                                Issued 2019 Jan. 3, 22:55 UT
 
     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2004 VB61
 
                           Revision to MPEC 2004-V61
 
Additional Observations:
     K04V61B  C2018 12 16.57835108 21 10.310+37 50 04.73         20.7 GVEA030F51
     K04V61B  C2018 12 16.59012008 21 09.898+37 50 18.56         21.9 GVEA030F51
     K04V61B  C2018 12 16.60185708 21 09.521+37 50 32.40         21.6 GVEA030F51
     K04V61B  C2018 12 22.45365708 17 48.786+39 39 35.55         21.9 GVEA030F51
     K04V61B  C2019 01 03.47489 08 04 48.696+42 19 09.65         21.9 wUEA030F51
     K04V61B  C2019 01 03.48689 08 04 47.652+42 19 16.06         22.0 wUEA030F51
     K04V61B  C2019 01 03.49882 08 04 46.604+42 19 22.60         22.3 wUEA030F51
     K04V61B  C2019 01 03.51084 08 04 45.548+42 19 29.06         22.0 wUEA030F51
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
    E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, L. Denneau,
    J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m
    Ritchey-Chretien + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
181216 F51   54+    2+    190103 F51   41+    2+    MPO218014    -17 day
 
Orbital elements:
2004 VB61                                                Earth MOID = 0.1696 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  53.04904              (2000.0)            P               Q
n   0.28323187     Peri.  344.28061     +0.71621189     -0.68387682
a   2.2963671      Node    59.72535     +0.65640158     +0.59242131
e   0.4969600      Incl.    9.26982     +0.23701792     +0.42585149
P   3.48           H   22.1           G   0.15           U   1
Residuals in seconds of arc
041110 645  0.1-  0.1-    041114 J95  0.4+  0.2+    041202 448  0.3-  0.4-
041110 645  0.1-  0.2-    041114 J95  0.9+  0.3-    041202 448  0.1+  0.7-
041110 645  0.0   0.3-    041115 246  1.3-  0.3+    041202 448  0.1+  0.4-
041110 645  0.1-  0.3-    041115 246  0.6-  0.5-    041210 246  0.8-  1.0+
041112 704  0.1-  0.6+    041115 246  0.0   0.3+    041210 246  1.0-  1.1+
041112 704  0.1-  0.8+    041115 246  0.1-  0.4+    041210 246  0.4-  0.6+
041112 704  0.0   0.6+    041115 246  0.6-  1.2+    041210 246 (0.1+  1.5+)
041112 704  0.0   1.1+    041115 246  0.3-  0.9+    041211 448  0.1-  0.0
041112 704  0.8-  0.6+    041116 176  0.1+  0.1+    041211 448  0.2-  0.6-
041112 J87  0.2+  1.0+    041116 176  0.2-  0.0     041211 448  0.1+  0.4-
041112 J87  0.4+  0.7+    041116 176  0.4-  0.0     181216 F51  0.2-  0.2+
041112 587  0.5-  0.4+    041116 176  0.6-  0.1-    181216 F51  0.6-  0.1+
041112 J87  0.5-  1.0+    041119 448  0.8-  0.8+    181216 F51  0.5-  0.1+
041112 587  0.0   1.1+    041119 448 (2.0-  1.1+)   181222 F51  0.3-  0.1+
041112 587 (2.8-  1.1+)   041119 448 (2.0-  1.4+)   190103 F51  0.3+  0.1-
041112 J95  0.1+  0.9+    041201 649  0.4-  0.9-    190103 F51  0.4+  0.3-
041112 J95  0.6+  0.3+    041201 649  0.1-  0.5-    190103 F51  0.5+  0.2-
041112 J95  1.1+  0.6+    041201 649 (0.2+  1.5-)   190103 F51  0.5+  0.2-
041114 J95  0.1+  0.3+    041201 649  0.2-  0.6-

Ephemeris:
2004 VB61                a,e,i = 2.30, 0.50, 9                   q = 1.1552
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 04    08 19 01.7 +33 09 48   0.3607  1.2516   130.8    36.6    21.9
...
2018 12 19    08 20 05.2 +38 37 13   0.3922  1.3213   144.0    26.0    21.9
...
2018 12 27    08 13 39.5 +40 51 00   0.4183  1.3637   150.7    20.7    21.9
...
2019 01 02    08 06 41.7 +42 04 46   0.4433  1.3972   154.8    17.4    22.0
2019 01 03    08 05 25.4 +42 14 36   0.4479  1.4030   155.4    17.0    22.0
2019 01 04    08 04 07.8 +42 23 44   0.4527  1.4087   155.9    16.6    22.0
...
2019 01 10    07 56 12.0 +43 03 27   0.4846  1.4440   157.9    14.8    22.2
...
2019 01 18    07 46 19.8 +43 18 35   0.5360  1.4925   157.3    14.8    22.4
...
2019 02 02    07 34 30.0 +42 18 18   0.6596  1.5869   148.8    18.8    23.2

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A30



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