[Iaude] MPEC A25: 2018 YZ2 [a=2.05,e=0.41,i=35.1,H=19.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Jan 3 14:59:16 EST 2019


M.P.E.C. 2019-A25                                Issued 2019 Jan. 3, 19:56 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 YZ2
 
Observations:
     K18Y02Z* C2018 12 31.33287 07 18 49.85 +25 12 03.4          20.6 GVEA025G96
     K18Y02Z  C2018 12 31.34844 07 18 47.76 +25 11 45.7                VEA025G96
     K18Y02Z  C2018 12 31.35424 07 18 47.00 +25 11 39.5          20.9 GVEA025G96
     K18Y02Z  C2018 12 31.36301 07 18 45.85 +25 11 30.0          19.8 GVEA025G96
     K18Y02Z  C2018 12 31.50699 07 18 26.64 +25 08 48.4          20.6 GVEA025G96
     K18Y02Z  C2018 12 31.51005 07 18 26.24 +25 08 44.6          20.5 GVEA025G96
     K18Y02Z  C2018 12 31.51241 07 18 25.96 +25 08 41.4          21.0 GVEA025G96
     K18Y02Z  C2018 12 31.51542 07 18 25.59 +25 08 39.1          20.6 GVEA025G96
     K18Y02Z KC2019 01 02.06432607 15 02.09 +24 39 23.9          20.7 GVEA025J95
     K18Y02Z KC2019 01 02.08592207 14 59.22 +24 38 58.7          20.1 GVEA025J95
     K18Y02Z  C2019 01 02.52382 07 14 00.767+24 30 37.01         21.1 wUEA025F51
     K18Y02Z  C2019 01 02.53487 07 13 59.266+24 30 24.19         21.1 wUEA025F51
     K18Y02Z  C2019 01 02.54592 07 13 57.742+24 30 11.09         21.1 wUEA025F51
     K18Y02Z  C2019 01 02.55690 07 13 56.251+24 29 58.31         20.9 wUEA025F51
     K18Y02Z  C2019 01 02.96843 07 13 01.49 +24 21 53.4          20.1 VSEA025033
     K18Y02Z  C2019 01 02.98156 07 12 59.70 +24 21 37.8          20.4 VSEA025033
     K18Y02Z  C2019 01 02.98513 07 12 59.14 +24 21 33.0          20.5 VSEA025033
     K18Y02Z KC2019 01 03.05613507 12 49.62 +24 20 12.5          20.8 GVEA025L01
     K18Y02Z KC2019 01 03.05924607 12 49.20 +24 20 08.9          20.7 GVEA025L01
     K18Y02Z KC2019 01 03.06235407 12 48.79 +24 20 04.8          20.6 GVEA025L01
     K18Y02Z  C2019 01 03.08630 07 12 45.32 +24 19 33.9          20.3 VSEA025033
     K18Y02Z  C2019 01 03.08953 07 12 44.83 +24 19 30.1          20.5 VSEA025033
     K18Y02Z  C2019 01 03.09274 07 12 44.44 +24 19 26.4          20.0 VSEA025033
     K18Y02Z  C2019 01 03.09597 07 12 44.02 +24 19 24.3          20.1 VSEA025033
     K18Y02Z  C2019 01 03.09919 07 12 43.57 +24 19 18.9          19.9 VSEA025033
 
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers U. Laux,
    B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + 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.
G96 Mt. Lemmon Survey.  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.  1.5-m reflector + 10K CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
    Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, P. Kukic, A. Radica.
    Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.
 
Orbital elements:
2018 YZ2                                                 Earth MOID = 0.4166 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 338.89802              (2000.0)            P               Q
n   0.33659297     Peri.  286.23648     -0.68090747     +0.47946865
a   2.0467558      Node   285.66201     -0.22199634     -0.85546563
e   0.4138729      Incl.   35.09606     -0.69791306     -0.19567415
P   2.93           H   19.1           G   0.15           U   9
Residuals in seconds of arc
181231 G96  0.1+  0.4+    190102 J95  0.2-  0.2-    190103 L01 (2.3+  1.9+)
181231 G96  0.1-  0.0     190102 F51  0.2+  0.2+    190103 L01 (2.5+  1.5+)
181231 G96  0.1+  0.2+    190102 F51  0.4+  0.4+    190103 033  0.7-  0.3-
181231 G96  0.4+  0.5+    190102 F51  0.2+  0.3+    190103 033  1.4-  0.3-
181231 G96  0.8-  0.4+    190102 F51  0.4+  0.4+    190103 033  0.7-  0.2-
181231 G96  0.7-  0.1+    190102 033  0.2-  0.2+    190103 033  0.4-  1.5+
181231 G96  0.3-  0.4-    190102 033  0.1-  0.0     190103 033  0.6-  0.1-
181231 G96  0.0   0.7+    190102 033  1.1-  0.6-
190102 J95  1.0-  0.0     190103 L01 (2.2+  1.8+)

Ephemeris:
2018 YZ2                 a,e,i = 2.05, 0.41, 35                  q = 1.1997
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 04    08 00 17.9 +31 14 55   1.2807  2.0948   134.7    19.5    22.2
...
2018 12 19    07 42 24.0 +28 28 19   1.0923  2.0206   153.4    12.6    21.6
...
2018 12 27    07 27 52.6 +26 28 09   1.0144  1.9799   164.6     7.6    21.2
...
2019 01 02    07 15 10.9 +24 40 43   0.9687  1.9489   173.5     3.3    20.8
2019 01 03    07 12 57.3 +24 21 21   0.9622  1.9437   175.1     2.5    20.7
2019 01 04    07 10 42.3 +24 01 35   0.9561  1.9385   176.6     1.7    20.7
...
2019 01 10    06 56 53.2 +21 55 09   0.9263  1.9071   173.9     3.1    20.6
...
2019 01 18    06 38 35.6 +18 50 32   0.9058  1.8646   161.3     9.7    20.9
...
2019 02 02    06 09 46.6 +12 55 15   0.9206  1.7839   138.7    21.4    21.2

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A25



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