[Iaude] MPEC P119: 2018 PC22 [a=2.13,e=0.47,i=9.3,H=24.6]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2018-P119                               Issued 2018 Aug. 15, 19:07 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 PC22
 
Observations:
     K18P22C* C2018 08 12.41308 21 21 36.469+01 08 33.44         21.9 wUEP119F51
     K18P22C  C2018 08 12.42445 21 21 37.143+01 09 15.40         21.8 wUEP119F51
     K18P22C  C2018 08 12.43586 21 21 37.808+01 09 57.98         21.9 wUEP119F51
     K18P22C  C2018 08 12.44732 21 21 38.493+01 10 40.41         21.2 wUEP119F51
     K18P22C _C2018 08 13.40375321 22 55.769+02 08 22.15         21.9 GUEP119568
     K18P22C _C2018 08 13.40666021 22 55.936+02 08 32.47         21.6 GUEP119568
     K18P22C _C2018 08 13.40855221 22 56.043+02 08 39.13         21.6 GUEP119568
     K18P22C |C2018 08 15.16343 21 25 10.26 +03 48 16.4          21.6 GUEP119807
     K18P22C |C2018 08 15.16905 21 25 10.57 +03 48 34.5          21.9 GUEP119807
     K18P22C |C2018 08 15.17546 21 25 10.93 +03 48 55.2          21.9 GUEP119807
 
Observer details:
568 Mauna Kea.  Observers R. J. Wainscoat, L. Wells.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  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.
 
Orbital elements:
2018 PC22                                                Earth MOID = 0.1251 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 321.77588              (2000.0)            P               Q
n   0.31612549     Peri.  352.24885     +0.49016862     +0.86208456
a   2.1341734      Node   307.01041     -0.79081253     +0.37779551
e   0.4660166      Incl.    9.26963     -0.36653822     +0.33775844
P   3.12           H   24.6           G   0.15           U   8
Residuals in seconds of arc
180812 F51  0.0   0.0     180813 568  0.1-  0.0     180815 807  0.0   0.0
180812 F51  0.0   0.2-    180813 568  0.0   0.0     180815 807  0.1+  0.0
180812 F51  0.1-  0.1+    180813 568  0.1-  0.0
180812 F51  0.0   0.1+    180815 807  0.0   0.0

Ephemeris:
2018 PC22                a,e,i = 2.13, 0.47, 9                   q = 1.1396
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 16    20 16 11.2 -39 21 41   0.1317  1.1415   160.5    17.3    21.4
...
2018 07 31    21 00 02.1 -15 21 12   0.1294  1.1440   174.3     5.1    20.9
...
2018 08 08    21 15 06.8 -03 53 15   0.1438  1.1549   167.6    10.9    21.4
...
2018 08 14    21 23 41.6 +02 43 11   0.1605  1.1673   162.6    15.0    21.8
2018 08 15    21 24 57.5 +03 38 54   0.1638  1.1697   161.9    15.6    21.9
2018 08 16    21 26 11.1 +04 31 47   0.1671  1.1722   161.2    16.2    21.9
...
2018 08 22    21 32 53.3 +08 53 56   0.1893  1.1890   157.8    18.7    22.3
...
2018 08 30    21 40 39.6 +12 40 32   0.2241  1.2161   154.6    20.8    22.8
...
2018 09 14    21 54 17.7 +15 34 51   0.3046  1.2793   150.2    23.0    23.6

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-P119