[Iaude] MPEC Y65: 2018 YZ1 [a=3.08,e=0.71,i=21.1,H=18.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Dec 24 10:25:18 EST 2018


M.P.E.C. 2018-Y65                                Issued 2018 Dec. 24, 15:20 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 YZ1
 
Observations:
     K18Y01Z* C2018 12 20.63258 12 04 14.815+32 48 19.88         21.3 wUEY065F51
     K18Y01Z  C2018 12 20.63905 12 04 16.014+32 48 19.54         21.3 wUEY065F51
     K18Y01Z  C2018 12 20.64449 12 04 17.029+32 48 19.21         21.4 wUEY065F51
     K18Y01Z  C2018 12 20.64998 12 04 18.032+32 48 18.70         21.3 wUEY065F51
     K18Y01Z ^C2018 12 21.41124 12 06 41.97 +32 47 20.9          20.9 RoEY065695
     K18Y01Z ^C2018 12 21.41509 12 06 42.70 +32 47 20.6          21.4 RoEY065695
     K18Y01Z ^C2018 12 21.41894 12 06 43.42 +32 47 20.2          21.1 RoEY065695
     K18Y01Z ^C2018 12 23.42589 12 13 07.50 +32 44 41.0          20.0 RoEY065695
     K18Y01Z ^C2018 12 23.43044 12 13 08.37 +32 44 40.8          20.5 RoEY065695
     K18Y01Z ^C2018 12 23.43499 12 13 09.23 +32 44 40.4          21.6 RoEY065695
     K18Y01Z ^C2018 12 24.43666 12 16 23.94 +32 43 12.7          20.2 RoEY065695
     K18Y01Z ^C2018 12 24.43974 12 16 24.56 +32 43 12.5          20.4 RoEY065695
     K18Y01Z ^C2018 12 24.44283 12 16 25.15 +32 43 12.1          20.9 RoEY065695
 
Observer details:
695 Kitt Peak.  Observer R. A. Mastaler.  2.3-m f/9 reflector + 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.
 
Orbital elements:
2018 YZ1                                                 Earth MOID = 0.1117 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M   4.59601              (2000.0)            P               Q
n   0.18224517     Peri.  178.27919     -0.70417907     +0.65977525
a   3.0810497      Node    46.83914     -0.65565363     -0.46243596
e   0.7087810      Incl.   21.07955     -0.27248883     -0.59232559
P   5.41           H   18.3           G   0.15           U   8
Residuals in seconds of arc
181220 F51  0.1-  0.0     181221 695  0.1+  0.1+    181224 695  0.2-  0.1+
181220 F51  0.0   0.0     181221 695  0.1+  0.1-    181224 695  0.2+  0.1+
181220 F51  0.1+  0.1+    181223 695  0.0   0.1-    181224 695  0.1+  0.1-
181220 F51  0.0   0.1-    181223 695  0.0   0.0
181221 695  0.0   0.2+    181223 695  0.1-  0.1-

Ephemeris:
2018 YZ1                 a,e,i = 3.08, 0.71, 21                  q = 0.8973
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 24    10 49 42.5 +33 10 07   1.6335  1.9192    90.7    31.0    22.1
...
2018 12 09    11 29 42.6 +32 58 46   1.3674  1.7758    96.7    33.4    21.6
...
2018 12 17    11 53 03.7 +32 52 10   1.2346  1.6981    99.3    34.9    21.3
...
2018 12 23    12 11 44.8 +32 45 18   1.1398  1.6395   100.8    36.1    21.1
2018 12 24    12 14 58.3 +32 43 53   1.1245  1.6296   101.1    36.3    21.1
2018 12 25    12 18 13.8 +32 42 22   1.1092  1.6198   101.3    36.5    21.1
...
2018 12 31    12 38 32.1 +32 30 40   1.0206  1.5608   102.3    38.0    20.8
...
2019 01 08    13 07 49.3 +32 04 46   0.9102  1.4821   102.9    40.3    20.5
...
2019 01 23    14 10 53.4 +30 13 20   0.7299  1.3357   101.4    46.3    20.0

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Y65



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