[Iaude] MPEC P22: 2018 PW7 [a=1.44,e=0.41,i=5.3,H=24.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Aug 8 06:47:16 EDT 2018


M.P.E.C. 2018-P22                                Issued 2018 Aug. 8, 10:43 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 PW7
 
Observations:
     K18P07W* C2018 08 05.40409 21 36 16.377-14 17 09.54         20.3 wUEP022F51
     K18P07W  C2018 08 05.41590 21 36 16.027-14 16 36.96         20.5 wUEP022F51
     K18P07W  C2018 08 05.42770 21 36 15.667-14 16 04.18         20.7 wUEP022F51
     K18P07W  C2018 08 05.43953 21 36 15.297-14 15 31.18         20.9 wUEP022F51
     K18P07W  C2018 08 06.43768 21 36 13.090-13 26 10.18         20.2 wUEP022F51
     K18P07W  C2018 08 06.44868 21 36 12.710-13 25 35.86         20.4 wUEP022F51
     K18P07W  C2018 08 06.45968 21 36 12.319-13 25 01.33         20.3 wUEP022F51
     K18P07W  C2018 08 06.47068 21 36 11.934-13 24 26.73         20.7 wUEP022F51
     K18P07W KC2018 08 06.99163221 36 10.19 -12 56 42.5          20.4 GVEP022L01
     K18P07W KC2018 08 06.99838421 36 10.03 -12 56 19.8          20.1 GVEP022L01
     K18P07W KC2018 08 07.32297 21 36 08.59 -12 37 41.2                oEP022711
     K18P07W KC2018 08 07.32632 21 36 08.49 -12 37 29.9                oEP022711
     K18P07W KC2018 08 07.32967 21 36 08.38 -12 37 18.1                oEP022711
     K18P07W KC2018 08 08.31995 21 36 02.80 -11 36 28.3                oEP022711
     K18P07W KC2018 08 08.32278 21 36 02.68 -11 36 17.4                oEP022711
     K18P07W IC2018 08 08.32557 21 36 02.58 -11 36 06.3                oEP022711
 
Observer details:
711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
    reducer.
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.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, D. Ivanic, L. Gelo,
    J. Minic, M. Rakitic, F. Hrzenjak.  Measurer E. Pettarin.  1.0-m f/2.9
    reflector + CCD.
 
Orbital elements:
2018 PW7                                                 Earth MOID = 0.0283 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 243.83150              (2000.0)            P               Q
n   0.57205625     Peri.   82.27434     +0.80707348     -0.58669825
a   1.4371769      Node   313.61964     +0.49907054     +0.73798646
e   0.4110551      Incl.    5.26776     +0.31553286     +0.33340838
P   1.72           H   24.3           G   0.15           U   8
Residuals in seconds of arc
180805 F51  0.0   0.0     180806 F51  0.0   0.0     180807 711  0.8+  0.3+
180805 F51  0.0   0.0     180806 F51  0.0   0.0     180808 711  0.3-  0.0
180805 F51  0.0   0.0     180806 L01  0.6-  0.2-    180808 711  0.4-  0.2-
180805 F51  0.1-  0.0     180806 L01  0.1-  0.1-    180808 711  0.3-  0.0
180806 F51  0.0   0.0     180807 711  0.4+  0.5+
180806 F51  0.1+  0.1-    180807 711  0.7+  0.1+

Ephemeris:
2018 PW7                 a,e,i = 1.44, 0.41, 5                   q = 0.8464
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 09    21 27 15.5 -22 33 50   0.3278  1.3080   148.7    23.8    23.6
...
2018 07 24    21 34 28.8 -19 58 06   0.2057  1.2118   160.7    16.1    22.2
...
2018 08 01    21 36 04.0 -17 02 03   0.1482  1.1601   167.4    11.0    21.2
...
2018 08 07    21 36 10.3 -12 55 08   0.1082  1.1215   172.0     7.2    20.2
2018 08 08    21 36 05.2 -11 56 01   0.1019  1.1151   172.4     6.9    20.1
2018 08 09    21 35 58.1 -10 49 15   0.09555 1.1088   172.6     6.7    19.9
...
2018 08 15    21 34 25.7 +00 28 23   0.05995 1.0710   165.3    13.9    19.1
...
2018 08 23    21 23 42.1 +56 22 48   0.02937 1.0224   111.4    67.1    19.1
...
2018 09 07    09 43 05.7 +45 34 14   0.09480 0.9405    42.8   133.3    25.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-P22



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