[Iaude] MPEC A16: 2018 YW2 [a=1.98,e=0.50,i=5.0,H=23.8]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Jan 2 06:39:17 EST 2019


M.P.E.C. 2019-A16                                Issued 2019 Jan. 2, 11:35 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


                                   2018 YW2
 
Observations:
     K18Y02W* C2018 12 31.52399 09 41 07.533-13 37 02.69         19.5 wUEA016F51
     K18Y02W  C2018 12 31.53600 09 41 21.867-13 37 11.03         19.5 wUEA016F51
     K18Y02W  C2018 12 31.54807 09 41 36.293-13 37 19.12         19.6 wUEA016F51
     K18Y02W  C2018 12 31.56009 09 41 50.625-13 37 26.80         19.6 wUEA016F51
     K18Y02W ^C2019 01 01.65478510 04 51.846-13 44 27.69         19.51GVEA016568
     K18Y02W ^C2019 01 01.65712210 04 54.700-13 44 27.70         19.60GVEA016568
     K18Y02W ^C2019 01 01.65812910 04 55.908-13 44 27.79               VEA016568
     K18Y02W KC2019 01 02.09537810 14 18.17 -13 45 38.4          19.7 GVEA016L01
     K18Y02W KC2019 01 02.09719010 14 20.37 -13 45 38.3          19.7 GVEA016L01
     K18Y02W pC2019 01 02.09925810 14 22.93 -13 45 38.5          19.8 GVEA016L01
 
Observer details:
568 Mauna Kea.  Observers R. Wainscoat, C. Crowder, T. Burdullis.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman, K. Chambers, E. Magnier.  Measurers K. Chambers, S. Chastel,
    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.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, R. Jenko, G. Kervina,
    P. Kukic, A. Radica.  Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.
 
Orbital elements:
2018 YW2                                                 Earth MOID = 0.0039 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  33.97802              (2000.0)            P               Q
n   0.35268203     Peri.    8.11884     -0.58961494     -0.80407082
a   1.9840251      Node   118.04398     +0.73609371     -0.57384108
e   0.5037648      Incl.    4.96056     +0.33244589     -0.15548804
P   2.79           H   23.8           G   0.15           U   5
Residuals in seconds of arc
181231 F51  0.0   0.0     190101 568  0.1+  0.1-    190102 L01  0.3-  0.1+
181231 F51  0.1-  0.0     190101 568  0.2+  0.0     190102 L01  0.1+  0.2-
181231 F51  0.1+  0.1-    190101 568  0.1-  0.1-
181231 F51  0.1-  0.0     190102 L01  0.0   0.1+

Ephemeris:
2018 YW2                 a,e,i = 1.98, 0.50, 5                   q = 0.9845
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 03    05 28 52.0 -01 00 26   0.1737  1.1439   153.6    22.6    21.4
...
2018 12 18    06 32 45.4 -06 47 57   0.09586 1.0659   147.3    29.9    20.1
...
2018 12 26    07 59 16.6 -11 14 40   0.06632 1.0332   137.3    40.2    19.6
...
2019 01 01    09 51 04.4 -13 39 54   0.05613 1.0136   121.2    56.1    19.6
2019 01 02    10 12 15.2 -13 43 27   0.05589 1.0107   118.0    59.2    19.7
2019 01 03    10 33 22.1 -13 39 29   0.05609 1.0081   114.7    62.4    19.8
...
2019 01 09    12 23 04.4 -11 21 38   0.06555 0.9949    98.3    78.0    20.6
...
2019 01 17    13 48 08.2 -07 33 07   0.09146 0.9856    88.5    86.2    21.6
...
2019 02 01    14 55 09.0 -03 41 20   0.1498  0.9943    89.1    82.2    22.5

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A16



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