[Iaude] MPEC Y48: 2018 YT [a=1.80,e=0.39,i=26.7,H=20.8]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Dec 20 12:01:16 EST 2018


M.P.E.C. 2018-Y48                                Issued 2018 Dec. 20, 16:56 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 YT
 
Observations:
     K18Y00T* C2018 12 16.49229 09 03 35.578+12 06 20.12         22.2 wUEY048F51
     K18Y00T  C2018 12 16.50491 09 03 34.225+12 05 56.81         22.2 wUEY048F51
     K18Y00T  C2018 12 16.51772 09 03 32.853+12 05 33.07         22.1 wUEY048F51
     K18Y00T ^C2018 12 17.52467809 01 48.291+11 34 27.97         21.70GVEY048568
     K18Y00T ^C2018 12 17.52585609 01 48.161+11 34 25.80         21.70GVEY048568
     K18Y00T ^C2018 12 17.52704909 01 48.028+11 34 23.61         21.66GVEY048568
     K18Y00T KC2018 12 18.36478409 00 18.19 +11 08 32.8          22.1 VuEY048H21
     K18Y00T KC2018 12 18.37188409 00 17.39 +11 08 19.6          22.0 VuEY048H21
     K18Y00T KC2018 12 18.37736109 00 16.77 +11 08 09.5          22.0 VuEY048H21
     K18Y00T |C2018 12 20.30567 08 56 41.34 +10 09 27.8          21.4 GUEY048807
     K18Y00T |C2018 12 20.30982 08 56 40.84 +10 09 20.5          21.4 GUEY048807
     K18Y00T |C2018 12 20.31484 08 56 40.24 +10 09 11.4          21.2 GUEY048807
     K18Y00T |C2018 12 20.31944 08 56 39.69 +10 09 02.8          21.3 GUEY048807
 
Observer details:
568 Mauna Kea.  Observers R. Wainscoat, C. Wipper, A. Petric.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0
    astrograph + CCD.
 
Orbital elements:
2018 YT                                                  Earth MOID = 0.3395 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  96.32335              (2000.0)            P               Q
n   0.40901759     Peri.   99.89379     +0.83826681     -0.31898155
a   1.7973861      Node   279.79972     +0.11696471     +0.89734301
e   0.3874884      Incl.   26.66475     +0.53256738     +0.30500211
P   2.41           H   20.8           G   0.15           U   6
Residuals in seconds of arc
181216 F51  0.0   0.0     181217 568  0.0   0.0     181220 807  0.0   0.1+
181216 F51  0.0   0.0     181218 H21  0.1-  0.1+    181220 807  0.0   0.2+
181216 F51  0.0   0.0     181218 H21  0.0   0.0     181220 807  0.0   0.1-
181217 568  0.0   0.0     181218 H21  0.0   0.0
181217 568  0.0   0.0     181220 807  0.0   0.2-

Ephemeris:
2018 YT                  a,e,i = 1.80, 0.39, 27                  q = 1.1009
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 20    09 25 54.1 +25 41 18   0.7210  1.3338   101.4    46.6    22.5
...
2018 12 05    09 18 53.6 +18 03 57   0.6667  1.4110   116.0    38.9    22.2
...
2018 12 13    09 09 08.5 +13 54 51   0.6440  1.4535   125.1    33.7    22.1
...
2018 12 19    08 59 08.6 +10 49 12   0.6326  1.4857   132.4    29.3    21.9
2018 12 20    08 57 16.3 +10 18 39   0.6313  1.4911   133.6    28.5    21.9
2018 12 21    08 55 20.8 +09 48 16   0.6302  1.4964   134.9    27.8    21.9
...
2018 12 27    08 42 45.9 +06 50 57   0.6276  1.5288   142.3    23.2    21.8
...
2019 01 04    08 24 00.3 +03 15 28   0.6371  1.5719   151.2    17.5    21.7
...
2019 01 19    07 48 36.9 -01 44 19   0.6995  1.6520   157.5    13.2    21.9

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Y48



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