[Iaude] MPEC P17: 2018 PR7 [a=1.02,e=0.12,i=3.9,H=28.6]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Aug 7 18:47:17 EDT 2018


M.P.E.C. 2018-P17                                Issued 2018 Aug. 7, 22:44 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 PR7
 
Observations:
     K18P07R  C2018 08 06.26605 19 49 36.62 +32 00 16.2                UEP017I41
     K18P07R* C2018 08 06.27427 19 50 02.68 +31 41 25.8          18.18gUEP017I41
     K18P07R  C2018 08 06.27462 19 50 03.77 +31 40 38.8          18.18gUEP017I41
     K18P07R  C2018 08 06.33978 19 53 24.29 +29 10 37.4          18.58RUEP017I41
     K18P07R  C2018 08 06.34013 19 53 25.24 +29 09 51.0          18.58RUEP017I41
     K18P07R IC2018 08 06.35094 19 53 57.87 +28 44 54.5                UEP017I41
     K18P07R EC2018 08 06.94259520 24 46.97 +08 36 50.5                VEP017J95
     K18P07R KC2018 08 06.94621020 24 53.22 +08 30 37.7                VEP017J95
     K18P07R KC2018 08 06.95158320 25 02.49 +08 21 25.0                VEP017J95
     K18P07R KC2018 08 06.95233020 25 03.76 +08 20 08.2          17.5 GVEP017J95
     K18P07R KC2018 08 07.10708320 31 30.91 +04 12 26.0          17.5 VuEP017H21
     K18P07R KC2018 08 07.10825020 31 32.66 +04 10 37.7          17.5 VuEP017H21
     K18P07R KC2018 08 07.10941620 31 34.42 +04 08 49.9          17.4 VuEP017H21
     K18P07R KC2018 08 07.11058220 31 36.17 +04 07 02.2          17.4 VuEP017H21
     K18P07R KC2018 08 07.24588 20 35 04.04 +00 51 20.1                oEP017711
     K18P07R KC2018 08 07.24754 20 35 05.87 +00 49 00.1                oEP017711
     K18P07R KC2018 08 07.25342 20 35 12.52 +00 40 43.4                oEP017711
     K18P07R KC2018 08 07.25439 20 35 13.60 +00 39 21.4                oEP017711
     K18P07R KC2018 08 07.82613220 50 19.40 -10 25 00.7          18.3 GVEP017L01
     K18P07R KC2018 08 07.82721920 50 20.37 -10 26 02.8          18.2 GVEP017L01
     K18P07R KC2018 08 07.82829920 50 21.34 -10 27 04.0          18.1 GVEP017L01
     K18P07R KC2018 08 07.87179 20 50 45.74 -11 08 11.0          17.4 VtEP017L04
     K18P07R KC2018 08 07.87716 20 50 49.92 -11 13 02.7          18.0 VtEP017L04
     K18P07R KC2018 08 07.88215 20 50 53.75 -11 17 34.6          17.9 VtEP017L04
     K18P07R KC2018 08 07.88733 20 50 57.75 -11 22 15.1          17.8 VtEP017L04
     K18P07R KC2018 08 07.88990 20 51 16.62 -11 23 36.4          17.8 GVEP017104
     K18P07R KC2018 08 07.89178 20 51 18.06 -11 25 18.2          18.0 GVEP017104
     K18P07R KC2018 08 07.89367 20 51 19.50 -11 26 59.7          17.7 GVEP017104
     K18P07R KC2018 08 07.89556 20 51 20.93 -11 28 41.9          17.8 GVEP017104
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.6-m f/4.0 reflector + CCD.
711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
    reducer.
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.
I41 Palomar Mountain--ZTF.  Observer A. U. Tomatic.  Measurers Q.-Z. Ye,
    A. J. Nielsen.  1.2-m f/2.4 Schmidt + ZTF camera.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, D. Ivanic, M. Rakitic,
    L. Gelo, J. Minic.  Measurer D. Ivanic.  1.0-m f/2.9 reflector + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5
    reflector + CCD.
 
Orbital elements:
2018 PR7                                                 Earth MOID = 0.0035 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 310.28344              (2000.0)            P               Q
n   0.95309128     Peri.   83.92788     -0.76350199     +0.64412534
a   1.0226171      Node   136.15984     -0.61591859     -0.70459808
e   0.1155203      Incl.    3.85383     -0.19418807     -0.29773158
P   1.03           H   28.6           G   0.15           U   5
Residuals in seconds of arc
180806 I41  0.2-  0.1+    180807 H21  0.5-  0.1+    180807 L01  0.2-  0.2+
180806 I41  0.2-  0.3-    180807 H21  0.6-  0.2-    180807 L04  0.4+  0.6-
180806 I41  0.3-  0.8+    180807 H21  0.4-  0.2-    180807 L04  0.4+  0.6+
180806 I41  1.3+  1.4-    180807 H21  0.4-  0.2-    180807 L04  0.0   0.2-
180806 I41  0.1-  0.7+    180807 711  0.3+  0.3-    180807 L04  0.4+  0.5-
180806 I41  0.3-  0.5+    180807 711  0.4-  0.5+    180807 104  0.1+  0.4-
180806 J95  0.1+  0.3-    180807 711  0.1+  1.1+    180807 104  0.0   0.4-
180806 J95  0.0   0.2-    180807 711  0.1-  1.0+    180807 104  0.0   0.3+
180806 J95  0.2+  0.1+    180807 L01  0.0   0.4+    180807 104  0.1-  0.1+
180806 J95  0.0   0.0     180807 L01  0.2-  0.1+

Ephemeris:
2018 PR7                 a,e,i = 1.02, 0.12, 4                   q = 0.9045
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 08    09 41 12.8 +43 41 10   0.07343 0.9599    38.0   139.3    29.6
...
2018 07 23    10 00 53.9 +47 57 46   0.03467 0.9881    35.9   142.9    28.5
...
2018 07 31    10 28 17.1 +55 08 44   0.01524 1.0039    42.1   137.3    26.0
...
2018 08 06    19 27 57.4 +42 07 52   0.0034871.0160   117.1    62.7    18.6
2018 08 07    20 26 33.3 +07 25 33   0.0041471.0180   154.0    25.9    17.9
2018 08 08    20 52 51.7 -12 37 07   0.0058541.0199   174.4     5.6    17.9
...
2018 08 14    21 34 32.1 -37 50 19   0.01974 1.0313   156.7    22.9    21.2
...
2018 08 22    21 45 47.4 -41 57 08   0.03962 1.0459   149.8    29.1    23.0
...
2018 09 06    21 54 08.5 -41 54 01   0.07935 1.0718   142.0    35.4    24.7

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-P17



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