[Iaude] MPEC P29: 2018 PK8 [a=1.43,e=0.21,i=30.7,H=23.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Aug 8 18:43:16 EDT 2018


M.P.E.C. 2018-P29                                Issued 2018 Aug. 8, 22:38 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 PK8
 
Observations:
     K18P08K* C2018 08 05.46561 22 27 25.352-23 37 44.76         19.7 iUEP029F51
     K18P08K  C2018 08 05.48522 22 27 29.815-23 42 53.32         19.4 iUEP029F51
     K18P08K  C2018 08 05.49504 22 27 32.049-23 45 27.75         19.4 iUEP029F51
     K18P08K |C2018 08 06.17223 22 30 32.06 -26 39 53.9          19.6 VuEP029807
     K18P08K |C2018 08 06.17788 22 30 33.41 -26 41 21.0          19.6 VuEP029807
     K18P08K |C2018 08 06.18676 22 30 35.51 -26 43 38.5          19.7 VuEP029807
     K18P08K |C2018 08 06.18963 22 30 36.17 -26 44 23.0          19.8 VuEP029807
     K18P08K KC2018 08 06.32984522 31 10.73 -27 21 26.8          19.7 VuEP029H21
     K18P08K KC2018 08 06.33214522 31 11.28 -27 22 01.8          19.9 VuEP029H21
     K18P08K KC2018 08 06.33466022 31 11.89 -27 22 40.1          20.0 VuEP029H21
     K18P08K  C2018 08 07.46624 22 36 19.509-32 04 01.71         19.8 wUEP029F51
     K18P08K  C2018 08 07.47760 22 36 22.252-32 06 47.19         19.9 wUEP029F51
     K18P08K  C2018 08 07.48897 22 36 24.993-32 09 32.65         20.0 wUEP029F51
 
Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 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.  0.61-m f/4.5
    astrograph + CCD, 0.81-m f/4.0 astrograph + CCD.
 
Orbital elements:
2018 PK8                                                 Earth MOID = 0.1091 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 285.16351              (2000.0)            P               Q
n   0.57889370     Peri.  176.98040     +0.63729449     +0.67123726
a   1.4258379      Node   132.20373     -0.71730675     +0.69623591
e   0.2119957      Incl.   30.73191     -0.28165008     -0.25435430
P   1.70           H   23.1           G   0.15           U   7
Residuals in seconds of arc
180805 F51  0.0   0.0     180806 807  0.1+  0.1-    180807 F51  0.0   0.0
180805 F51  0.0   0.1+    180806 807  0.2-  0.2-    180807 F51  0.0   0.0
180805 F51  0.0   0.1-    180806 H21  0.2-  0.0     180807 F51  0.0   0.0
180806 807  0.3+  0.2-    180806 H21  0.3-  0.1+
180806 807  0.3+  0.1+    180806 H21  0.1-  0.2+

Ephemeris:
2018 PK8                 a,e,i = 1.43, 0.21, 31                  q = 1.1236
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 09    21 06 33.6 +42 44 38   0.2669  1.1347   109.7    57.5    22.6
...
2018 07 24    21 42 38.4 +22 58 12   0.1544  1.1245   131.7    42.4    20.9
...
2018 08 01    22 09 20.0 -03 55 13   0.1189  1.1236   154.7    22.8    19.8
...
2018 08 07    22 34 11.0 -30 08 37   0.1203  1.1250   155.8    21.7    19.8
2018 08 08    22 38 45.8 -34 10 25   0.1231  1.1254   153.3    23.9    19.9
2018 08 09    22 43 28.1 -37 58 53   0.1266  1.1259   150.5    26.3    20.1
...
2018 08 15    23 14 10.8 -55 34 50   0.1583  1.1297   134.6    39.7    20.9
...
2018 08 23    23 59 33.1 -67 50 49   0.2162  1.1373   120.8    49.8    21.9
...
2018 09 07    01 12 22.7 -75 26 54   0.3370  1.1593   108.4    55.6    23.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-P29



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