[Iaude] MPEC P120: 2018 PD22 [a=0.79,e=0.54,i=4.0,H=24.0]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Aug 15 15:15:16 EDT 2018


M.P.E.C. 2018-P120                               Issued 2018 Aug. 15, 19:11 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 PD22
 
Observations:
     K18P22D* C2018 08 13.48087 22 17 15.419-21 45 59.17         20.8 wUEP120F51
     K18P22D  C2018 08 13.49186 22 17 10.070-21 46 52.87         20.9 wUEP120F51
     K18P22D  C2018 08 13.50285 22 17 04.723-21 47 46.58         20.8 wUEP120F51
     K18P22D  C2018 08 13.51383 22 16 59.372-21 48 40.17         20.9 wUEP120F51
     K18P22D |C2018 08 14.33018 22 10 27.80 -22 55 48.4          20.7 VuEP120807
     K18P22D |C2018 08 14.33452 22 10 25.63 -22 56 09.8          20.7 VuEP120807
     K18P22D |C2018 08 14.33885 22 10 23.42 -22 56 31.3          20.8 VuEP120807
     K18P22D |C2018 08 15.22362 22 02 49.41 -24 13 04.8          20.9 VuEP120807
     K18P22D |C2018 08 15.22816 22 02 46.87 -24 13 28.2          20.9 VuEP120807
     K18P22D |C2018 08 15.23281 22 02 44.23 -24 13 52.8          20.9 VuEP120807
 
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.
 
Orbital elements:
2018 PD22                                                Earth MOID = 0.0394 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M  32.17718              (2000.0)            P               Q
n   1.39272419     Peri.  359.20302     -0.53461078     -0.84306748
a   0.7941319      Node   123.11256     +0.77574890     -0.51704816
e   0.5439485      Incl.    4.00863     +0.33526849     -0.14798116
P   0.71           H   24.0           G   0.15           U   9
Residuals in seconds of arc
180813 F51  0.1+  0.0     180814 807  0.7-  0.3-    180815 807  0.2+  0.2+
180813 F51  0.0   0.1+    180814 807  0.3+  0.0     180815 807  0.1-  0.1+
180813 F51  0.0   0.0     180814 807  0.6+  0.2+
180813 F51  0.1-  0.1-    180815 807  0.1-  0.3-

Ephemeris:
2018 PD22                a,e,i = 0.79, 0.54, 4                   q = 0.3622
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 16    23 32 19.8 -03 59 24   0.3325  1.2219   121.1    45.4    23.8
...
2018 07 31    23 16 33.6 -09 11 57   0.2218  1.1955   140.9    32.4    22.5
...
2018 08 08    22 50 20.2 -15 18 39   0.1699  1.1713   156.0    20.6    21.5
...
2018 08 14    22 13 12.0 -22 28 08   0.1381  1.1484   167.6    10.9    20.7
2018 08 15    22 04 48.7 -23 53 33   0.1337  1.1442   168.3    10.3    20.6
2018 08 16    21 55 39.3 -25 22 14   0.1296  1.1398   168.0    10.6    20.5
...
2018 08 22    20 42 07.4 -34 33 43   0.1128  1.1114   150.9    26.3    20.7
...
2018 08 30    18 26 07.1 -41 19 43   0.1140  1.0668   117.3    57.3    21.5
...
2018 09 14    15 36 05.2 -34 32 50   0.1654  0.9616    69.8   100.9    23.7

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-P120



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