[Iaude] MPEC Y67: 2018 YC2 [a=2.59,e=0.93,i=16.3,H=22.7]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Dec 25 11:37:17 EST 2018


M.P.E.C. 2018-Y67                                Issued 2018 Dec. 25, 16:33 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 YC2
 
Observations:
     K18Y02C* C2018 12 20.26958 08 00 27.05 +21 00 47.5          19.8 GVEY067G96
     K18Y02C  C2018 12 20.27979 08 00 12.43 +21 02 06.1          20.1 GVEY067G96
     K18Y02C  C2018 12 20.28490 08 00 05.09 +21 02 46.0          19.6 GVEY067G96
     K18Y02C  C2018 12 20.43930 07 56 25.47 +21 21 57.0                VEY067I52
     K18Y02C  C2018 12 20.44041 07 56 23.90 +21 22 03.6          19.6 GVEY067I52
     K18Y02C  C2018 12 20.44096 07 56 23.11 +21 22 07.9          19.4 GVEY067I52
     K18Y02C  C2018 12 20.54287 07 54 00.80 +21 34 14.1          19.5 GVEY067I52
     K18Y02C  C2018 12 20.54343 07 54 00.06 +21 34 17.6          19.1 GVEY067I52
     K18Y02C  C2018 12 20.54399 07 53 59.25 +21 34 22.0          19.4 GVEY067I52
     K18Y02C  C2018 12 20.54456 07 53 58.48 +21 34 25.8          19.1 GVEY067I52
     K18Y02C ^C2018 12 21.28801 07 37 52.81 +22 54 30.4          19.8 RoEY067695
     K18Y02C ^C2018 12 21.29062 07 37 49.53 +22 54 45.8          19.6 RoEY067695
     K18Y02C pC2018 12 24.75995106 40 55.51 +26 34 21.2          20.4 GVEY067L01
     K18Y02C KC2018 12 24.76232906 40 53.70 +26 34 26.9          20.3 GVEY067L01
     K18Y02C KC2018 12 24.76427406 40 52.24 +26 34 31.3          20.2 GVEY067L01
     K18Y02C ^C2018 12 25.43649 06 32 39.34 +26 58 22.0                oEY067695
     K18Y02C ^C2018 12 25.43855 06 32 37.91 +26 58 25.5                oEY067695
 
Observer details:
695 Kitt Peak.  Observer R. A. Mastaler.  2.3-m f/9 reflector + CCD.
G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers B. M. Africano,
    E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer B. M. Africano.
    Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
    A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
    G. J. Leonard, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
 
Orbital elements:
2018 YC2                                                 Earth MOID = 0.0170 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  40.42408              (2000.0)            P               Q
n   0.23670155     Peri.  223.35831     +0.67993938     +0.67739912
a   2.5882247      Node    91.67856     -0.57238153     +0.72961630
e   0.9277243      Incl.   16.31135     -0.45832502     +0.09375757
P   4.16           H   22.7           G   0.15           U   8
Residuals in seconds of arc
181220 G96  0.4-  0.7-    181220 I52  0.5-  0.2-    181224 L01  1.0-  0.3+
181220 G96  0.2-  0.5-    181220 I52  0.0   0.6-    181224 L01  0.9-  0.3+
181220 G96  0.5-  0.3+    181220 I52  0.5-  0.2-    181224 L01  0.5-  0.1+
181220 I52  0.1+  0.7+    181220 I52  0.3-  0.4-    181225 695  0.6-  0.1+
181220 I52  0.0   0.7-    181221 695  0.3-  0.1-    181225 695  0.3-  0.3-
181220 I52  0.2-  0.4-    181221 695  0.2-  0.1-

Ephemeris:
2018 YC2                 a,e,i = 2.59, 0.93, 16                  q = 0.1871
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 25    15 02 52.9 -26 03 00   0.4190  0.5907    14.4   155.4    29.3
...
2018 12 10    12 45 51.9 -14 59 33   0.1591  0.9199    61.6   109.7    22.7
...
2018 12 18    09 01 20.7 +14 43 14   0.1280  1.0742   132.2    42.7    20.0
...
2018 12 24    06 51 06.0 +26 02 24   0.2016  1.1825   169.9     8.4    20.2
2018 12 25    06 37 54.0 +26 43 38   0.2178  1.2001   173.4     5.4    20.2
2018 12 26    06 26 25.1 +27 15 15   0.2346  1.2175   175.6     3.6    20.3
...
2019 01 01    05 41 47.8 +28 40 07   0.3443  1.3189   165.0    11.1    21.7
...
2019 01 09    05 15 11.1 +29 00 07   0.5052  1.4473   151.4    19.0    23.0
...
2019 01 24    05 00 38.3 +28 57 36   0.8346  1.6705   133.2    25.4    24.6

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Y67



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