[Iaude] MPEC P118: 2018 PB22 [a=1.39,e=0.82,i=42.1,H=19.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Aug 15 15:07:16 EDT 2018


M.P.E.C. 2018-P118                               Issued 2018 Aug. 15, 19:03 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 PB22
 
Observations:
     K18P22B* C2018 08 12.41179 21 25 17.304+05 45 13.34         20.8 wUEP118F51
     K18P22B  C2018 08 12.42315 21 25 15.168+05 44 43.22         20.9 wUEP118F51
     K18P22B  C2018 08 12.43457 21 25 13.018+05 44 12.67         20.7 wUEP118F51
     K18P22B  C2018 08 12.44603 21 25 10.868+05 43 42.28         20.8 wUEP118F51
     K18P22B KC2018 08 13.27677421 22 39.78 +05 06 56.2          20.7 VuEP118H21
     K18P22B KC2018 08 13.28028121 22 39.12 +05 06 46.9          20.3 VuEP118H21
     K18P22B KC2018 08 13.28467521 22 38.31 +05 06 35.1          20.5 VuEP118H21
     K18P22B KC2018 08 14.32249 21 19 33.68 +04 21 10.8          20.6 RoEP118691
     K18P22B KC2018 08 14.33424 21 19 31.58 +04 20 40.4          20.5 RoEP118691
     K18P22B KC2018 08 14.34597 21 19 29.44 +04 20 09.3          20.6 RoEP118691
     K18P22B KC2018 08 15.02047 21 17 31.89 +03 50 53.0          21.0 GVEP118204
     K18P22B KC2018 08 15.02944 21 17 30.32 +03 50 29.5                VEP118204
     K18P22B HC2018 08 15.04189 21 17 28.11 +03 49 57.6                VEP118204
 
Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector
    + CCD.
691 Steward Observatory, Kitt Peak.  Observer R. A. Mastaler.  0.9-m f/3
    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.
 
Orbital elements:
2018 PB22                                                Earth MOID = 0.3808 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 336.96625              (2000.0)            P               Q
n   0.59897683     Peri.   13.99951     -0.93742988     -0.13323826
a   1.3937858      Node   151.32480     +0.21816843     -0.94479855
e   0.8157327      Incl.   42.09547     +0.27134436     +0.29933803
P   1.65           H   19.4           G   0.15           U   9
Residuals in seconds of arc
180812 F51  0.0   0.0     180813 H21  0.1+  0.1-    180815 204  0.1+  0.0
180812 F51  0.0   0.1+    180813 H21  0.0   0.2-    180815 204  0.2+  0.2-
180812 F51  0.0   0.1-    180814 691  0.1-  0.0     180815 204  0.1-  0.1+
180812 F51  0.1+  0.0     180814 691  0.2+  0.3+
180813 H21  0.3+  0.0     180814 691  0.3-  0.2-

Ephemeris:
2018 PB22                a,e,i = 1.39, 0.82, 42                  q = 0.2568
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 16    22 59 57.5 +24 15 25   0.6997  1.4441   113.3    40.3    21.0
...
2018 07 31    22 07 09.3 +15 00 50   0.6883  1.6058   140.2    23.8    20.7
...
2018 08 08    21 39 22.5 +09 03 39   0.7143  1.6844   153.7    15.5    20.7
...
2018 08 14    21 20 30.8 +04 35 22   0.7516  1.7401   160.6    11.1    20.7
2018 08 15    21 17 35.7 +03 51 56   0.7593  1.7491   161.3    10.7    20.7
2018 08 16    21 14 44.9 +03 09 02   0.7674  1.7581   161.8    10.4    20.7
...
2018 08 22    20 59 14.6 -00 54 26   0.8246  1.8104   160.7    10.6    20.9
...
2018 08 30    20 42 54.8 -05 33 53   0.9213  1.8764   152.6    14.3    21.4
...
2018 09 14    20 24 42.8 -11 54 27   1.1521  1.9894   134.3    21.2    22.2

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-P118



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