[Iaude] MPEC X79: 2019 XB2 [a=1.92,e=0.42,i=28.2,H=20.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 6 09:21:14 EST 2019


M.P.E.C. 2019-X79                              Issued 2019 December 6, 14:19 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

                                    2019 XB2                                    


Observations:
     K19X02B* C2019 12 03.41531605 17 03.810-07 22 07.25         20.79wUEX079F51
     K19X02B  C2019 12 03.42800905 17 02.795-07 22 53.28         21.02wUEX079F51
     K19X02B  C2019 12 03.44067105 17 01.782-07 23 39.25         21.02wUEX079F51
     K19X02B KC2019 12 04.24888705 16 01.79 -08 12 34.6          20.9 VuEX079H21
     K19X02B KC2019 12 04.25345105 16 01.44 -08 12 51.0          21.3 VuEX079H21
     K19X02B KC2019 12 04.25721305 16 01.10 -08 13 05.1          21.6 VuEX079H21
     K19X02B ^C2019 12 04.43490205 15 47.827-08 23 44.86         20.78GVEX079568
     K19X02B ^C2019 12 04.43585905 15 47.748-08 23 48.32         20.79GVEX079568
     K19X02B IC2019 12 04.88618305 15 13.89 -08 51 08.7          21.0 GVEX079L01
     K19X02B KC2019 12 04.90506605 15 12.32 -08 52 18.1          20.9 GVEX079L01
     K19X02B KC2019 12 04.90782405 15 12.14 -08 52 27.8          21.1 GVEX079L01
     K19X02B KC2019 12 05.19675005 14 49.90 -09 09 56.6          21.1 VuEX079H21
     K19X02B KC2019 12 05.20283405 14 49.41 -09 10 18.6          21.0 VuEX079H21
     K19X02B KC2019 12 05.20587605 14 49.13 -09 10 29.6          20.9 VuEX079H21
     K19X02B KC2019 12 05.20729605 14 49.01 -09 10 34.8          20.9 VuEX079H21
     K19X02B KC2019 12 06.29030 05 13 24.20 -10 16 06.8                oEX079691
     K19X02B KC2019 12 06.31983 05 13 21.64 -10 17 54.1          21.8 RoEX079691

Observer details:
568 Mauna Kea.  Observers R. Wainscoat, H. Januszewski, A. Petric.  Measurers 
   R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer A. F. Tubbiolo.  0.9-m 
   f/3 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M. 
   Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J. 
   Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. 
   Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0 
   astrograph + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Valentine.  Measurer 
   K. Korlevic.  1.0-m f/2.9 reflector + CCD.

Orbital elements:
2019 XB2                                                 Earth MOID = 0.3495 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
M  32.15278              (2000.0)            P               Q
n   0.37126357     Peri.  279.44138     -0.79428235     -0.47486669
a   1.9172606      Node   233.22122     +0.54249972     -0.83516417
e   0.4223920      Incl.   28.23877     -0.27351344     -0.27749311
P   2.65           H   20.7           G   0.15           U   8
Residuals in seconds of arc
191203 F51  0.0   0.0     191204 568  0.3+  0.1+    191205 H21  0.0   0.1-
191203 F51  0.0   0.0     191204 568  0.3+  0.1+    191205 H21  0.4-  0.0
191203 F51  0.0   0.1-    191204 L01  0.3+  0.5+    191205 H21  0.4-  0.0
191204 H21  0.1-  0.1-    191204 L01  0.3-  0.2-    191206 691  0.3+  0.0
191204 H21  0.2+  0.0     191204 L01  0.4+  0.2+    191206 691  0.1-  0.0
191204 H21  0.3-  0.4-    191205 H21  0.1-  0.2-

Ephemeris:
2019 XB2                 a,e,i = 1.92, 0.42, 28                  q = 1.1074
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 06    05 32 33.8 +15 32 54   0.7137  1.6004   139.1    23.9    22.1
...
2019 11 21    05 28 46.2 +04 28 14   0.5747  1.5137   150.1    19.0    21.4
...
2019 11 29    05 22 03.0 -02 58 24   0.5250  1.4678   151.0    19.0    21.1
...
2019 12 05    05 15 04.8 -08 57 46   0.5002  1.4338   147.8    21.5    21.0
2019 12 06    05 13 47.0 -09 58 18   0.4971  1.4282   147.0    22.1    21.0
2019 12 07    05 12 27.3 -10 58 47   0.4943  1.4226   146.1    22.7    21.0
...
2019 12 13    05 03 54.7 -16 55 14   0.4833  1.3893   139.8    27.2    21.1
...
2019 12 21    04 51 43.9 -24 10 09   0.4825  1.3461   130.1    34.0    21.2
...
2020 01 05    04 31 25.2 -34 22 37   0.5083  1.2703   112.9    45.5    21.5

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-X79




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