[Iaude] MPEC Q28: 2018 PX23 [a=2.25,e=0.61,i=11.6,H=21.0]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Aug 17 22:13:16 EDT 2018


M.P.E.C. 2018-Q28                                Issued 2018 Aug. 18, 02:08 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 PX23
 
Observations:
     K18P23X* C2018 08 13.43150 21 42 10.633-08 51 10.93         21.8 wUEQ028F51
     K18P23X  C2018 08 13.44478 21 42 09.521-08 51 24.60         21.4 wUEQ028F51
     K18P23X  C2018 08 13.45808 21 42 08.423-08 51 38.16         21.7 wUEQ028F51
     K18P23X  C2018 08 13.47141 21 42 07.299-08 51 51.99         21.7 wUEQ028F51
     K18P23X KC2018 08 14.19948621 41 10.16 -09 04 35.3          22.0 VuEQ028H21
     K18P23X KC2018 08 14.20556921 41 09.63 -09 04 41.8          21.5 VuEQ028H21
     K18P23X KC2018 08 14.21185421 41 09.12 -09 04 48.7          21.7 VuEQ028H21
     K18P23X |C2018 08 14.23940 21 41 06.58 -09 05 03.0          21.4 GUEQ028807
     K18P23X |C2018 08 14.24362 21 41 06.22 -09 05 07.4          21.4 GUEQ028807
     K18P23X |C2018 08 14.24845 21 41 05.81 -09 05 12.5          21.3 GUEQ028807
     K18P23X |C2018 08 16.16565 21 38 28.48 -09 40 02.2          21.6 VuEQ028807
     K18P23X |C2018 08 16.17138 21 38 27.97 -09 40 09.0          21.5 VuEQ028807
     K18P23X |C2018 08 16.17726 21 38 27.41 -09 40 16.0          21.4 VuEQ028807
     K18P23X KC2018 08 16.94348321 37 21.94 -09 55 01.5          21.9 VqEQ028L01
     K18P23X KC2018 08 16.95852521 37 20.55 -09 55 18.9          20.9 VqEQ028L01
 
Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
    + CCD, 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, H. Flewelling,
    M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, 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.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Hrzenjak, D. Vida,
    E. Pettarin.  Measurer D. Vida.  1.0-m f/2.9 reflector + CCD.
 
Orbital elements:
2018 PX23                                                Earth MOID = 0.1141 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 284.51031              (2000.0)            P               Q
n   0.29114540     Peri.  276.14601     +0.37402871     -0.92237349
a   2.2545650      Node   151.28584     +0.91040116     +0.34531014
e   0.6115913      Incl.   11.59808     +0.17683961     +0.17317057
P   3.39           H   21.0           G   0.15           U   8
Residuals in seconds of arc
180813 F51  0.1+  0.0     180814 H21  0.2-  0.1-    180816 807  0.4+  0.4+
180813 F51  0.0   0.0     180814 H21  0.0   0.4-    180816 807  0.4+  0.0
180813 F51  0.1+  0.1+    180814 807  0.0   0.1-    180816 807  0.1-  0.4-
180813 F51  0.1-  0.0     180814 807  0.0   0.0     180816 L01  0.0   0.1+
180814 H21  0.0   0.1-    180814 807  0.0   0.0     180816 L01  0.4-  0.0

Ephemeris:
2018 PX23                a,e,i = 2.25, 0.61, 12                  q = 0.8757
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 19    22 01 32.5 -04 27 05   0.9755  1.8972   144.5    18.1    23.3
...
2018 08 03    21 53 24.8 -06 22 48   0.7834  1.7742   161.1    10.7    22.4
...
2018 08 11    21 45 12.9 -08 11 01   0.6986  1.7069   170.8     5.5    21.8
...
2018 08 17    21 37 17.1 -09 55 54   0.6441  1.6556   175.9     2.5    21.4
2018 08 18    21 35 49.5 -10 15 21   0.6357  1.6470   175.7     2.6    21.4
2018 08 19    21 34 19.9 -10 35 20   0.6277  1.6384   175.1     3.0    21.4
...
2018 08 25    21 24 40.6 -12 46 06   0.5839  1.5864   167.8     7.8    21.4
...
2018 09 02    21 10 28.4 -16 04 46   0.5379  1.5163   156.0    15.7    21.4
...
2018 09 17    20 43 59.8 -22 52 15   0.4848  1.3837   133.3    31.9    21.5

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Q28



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