[Iaude] MPEC P76: 2018 PA20 [a=1.64,e=0.28,i=33.2,H=20.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Aug 12 17:09:16 EDT 2018


M.P.E.C. 2018-P76                                Issued 2018 Aug. 12, 21:05 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 PA20
 
Observations:
     K18P20A* C2018 08 08.51382 23 42 13.110-07 24 44.86         21.4 wUEP076F51
     K18P20A  C2018 08 08.52563 23 42 11.309-07 24 29.88         21.7 wUEP076F51
     K18P20A  C2018 08 08.53746 23 42 09.509-07 24 14.80         21.3 wUEP076F51
     K18P20A KC2018 08 09.31905923 40 13.47 -07 07 44.5          21.4 VuEP076H21
     K18P20A KC2018 08 09.32875423 40 11.93 -07 07 32.1          21.3 VuEP076H21
     K18P20A KC2018 08 09.34078023 40 10.12 -07 07 17.0          21.5 VuEP076H21
     K18P20A KC2018 08 11.45456 23 34 45.27 -06 22 25.6          21.6 RoEP076291
     K18P20A KC2018 08 11.45681 23 34 44.94 -06 22 23.1          20.9 RoEP076291
     K18P20A KC2018 08 11.45908 23 34 44.51 -06 22 19.9          21.0 RoEP076291
     K18P20A KC2018 08 12.08482323 33 05.86 -06 09 05.6          21.1 GVEP076L01
     K18P20A KC2018 08 12.08828123 33 05.29 -06 09 02.2          21.1 GVEP076L01
     K18P20A KC2018 08 12.09171323 33 04.76 -06 08 58.0          21.5 GVEP076L01
 
Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + 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.  0.76-m f/3.0
    astrograph + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, D. Ivanic, M. Rakitic,
    L. Gelo, J. Minic, F. Hrzenjak, E. Pettarin.  Measurer M. Rakitic.  1.0-m
    f/2.9 reflector + CCD.
 
Orbital elements:
2018 PA20                                                Earth MOID = 0.3613 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M   5.51953              (2000.0)            P               Q
n   0.46819841     Peri.  253.06470     -0.61427562     +0.75134793
a   1.6425405      Node   333.85718     -0.33344956     -0.52411147
e   0.2822487      Incl.   33.17888     -0.71517610     -0.40097813
P   2.11           H   20.1           G   0.15           U   8
Residuals in seconds of arc
180808 F51  0.0   0.0     180809 H21  0.4-  0.1-    180811 291  0.5-  0.1+
180808 F51  0.0   0.0     180809 H21  0.2+  0.2-    180812 L01  0.0   0.6+
180808 F51  0.0   0.0     180811 291  0.0   0.2+    180812 L01  0.2-  0.4-
180809 H21  0.2+  0.1-    180811 291  0.5+  0.2-    180812 L01  0.3+  0.5-

Ephemeris:
2018 PA20                a,e,i = 1.64, 0.28, 33                  q = 1.1789
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 13    00 23 54.4 -16 19 11   0.8165  1.5105   110.5    39.1    22.1
...
2018 07 28    00 06 10.2 -11 24 25   0.7327  1.5696   127.0    31.1    21.7
...
2018 08 05    23 50 27.5 -08 38 50   0.6988  1.6007   137.5    25.4    21.5
...
2018 08 11    23 35 56.6 -06 31 57   0.6815  1.6238   146.0    20.4    21.3
2018 08 12    23 33 19.6 -06 10 45   0.6794  1.6277   147.4    19.6    21.3
2018 08 13    23 30 39.5 -05 49 34   0.6776  1.6315   148.9    18.7    21.3
...
2018 08 19    23 13 48.3 -03 43 50   0.6723  1.6542   157.8    13.4    21.1
...
2018 08 27    22 50 12.5 -01 05 16   0.6819  1.6840   168.4     6.9    20.9
...
2018 09 11    22 09 35.3 +02 55 40   0.7528  1.7379   161.8    10.4    21.3

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-P76



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