• MPC Preparation (Info)

    • MPEC 2017-P45 : 2017 PD25

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    M.P.E.C. 2017-P45                                Issued 2017 Aug. 13, 14:58 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2017 PD25

Observations:
     K17P25D  C2017 08 12.35932 21 04 10.159-05 44 49.81               LEP045F51
     K17P25D* C2017 08 12.37194 21 04 25.965-05 41 34.33         18.3 iLEP045F51
     K17P25D  C2017 08 12.38433 21 04 41.473-05 38 22.00         18.4 iLEP045F51
     K17P25D KC2017 08 12.97249 21 18 36.24 -02 58 48.7          18.0 RtEP045104
     K17P25D KC2017 08 12.97771 21 18 43.54 -02 57 17.8          18.3 RtEP045104
     K17P25D KC2017 08 12.98980 21 19 00.55 -02 53 48.7          17.9 RtEP045104
     K17P25D KC2017 08 12.99831 21 19 12.56 -02 51 21.2          18.3 RtEP045104
     K17P25D KC2017 08 13.16431 21 23 37.27 -02 02 15.2          17.8 RqEP045H36
     K17P25D KC2017 08 13.16508 21 23 38.41 -02 02 01.2          18.1 RqEP045H36
     K17P25D KC2017 08 13.16737 21 23 41.73 -02 01 20.4          17.7 RqEP045H36
     K17P25D KC2017 08 13.27797 21 26 19.74 -01 28 09.5                qEP045W25
     K17P25D KC2017 08 13.29105 21 26 38.96 -01 24 11.3          17.9 VqEP045W25
     K17P25D KC2017 08 13.54739 21 33 38.48 +00 01 28.2          18.4 VqEP045E23
     K17P25D KC2017 08 13.55573 21 33 51.19 +00 04 06.1          18.3 VqEP045E23
     K17P25D KC2017 08 13.56406 21 34 03.92 +00 06 43.7          18.6 VqEP045E23
     K17P25D KC2017 08 13.57351 21 34 18.30 +00 09 44.4          18.5 VqEP045E23
     K17P25D KC2017 08 13.58185 21 34 31.03 +00 12 22.8          18.6 VqEP045E23

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m f/4 reflector + CCD.
E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman, T. Goggia.  Measurers K. Chambers, S. Chastel, L. Denneau,
    H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
    R. Weryk.  1.8-m Ritchey-Chretien + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
W25 RMS Observatory, Cincinnati.  Observer B. Rowe.  0.35-m Schmidt-Cassegrain
    + CCD.

Orbital elements:
2017 PD25                                                Earth MOID = 0.0169 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M   0.99611              (2000.0)            P               Q
n   0.30203979     Peri.   30.48882     +0.95203126     +0.30456023
a   2.2000199      Node   311.74891     -0.28816230     +0.85970434
e   0.5387996      Incl.    2.27816     -0.10295125     +0.41006281
P   3.26           H   25.4           G   0.15           U   6
Residuals in seconds of arc
170812 F51  0.1-  0.0     170812 104  0.4+  0.7-    170813 E23  0.6-  0.3+
170812 F51  0.0   0.1+    170813 H36  0.1-  0.2-    170813 E23  0.3-  0.0
170812 F51  0.0   0.0     170813 H36  0.2+  0.1+    170813 E23  0.4+  0.6-
170812 104  0.3+  0.4-    170813 H36  0.1-  0.1+    170813 E23  0.1+  0.4+
170812 104  0.1-  0.2+    170813 W25  0.0   0.3+    170813 E23  0.2+  0.1-
170812 104  0.1+  0.3-    170813 W25  0.2-  0.3+

Ephemeris:
2017 PD25                a,e,i = 2.20, 0.54, 2                   q = 1.0147
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 07 14    18 36 03.3 -29 24 40   0.1644  1.1761   165.0    12.9    22.6
...
2017 07 29    18 55 03.1 -26 44 53   0.08856 1.0969   156.1    22.0    21.4
...
2017 08 06    19 34 36.5 -21 11 26   0.05303 1.0638   158.5    20.5    20.2
...
2017 08 12    20 56 08.7 -07 12 42   0.03120 1.0440   169.2    10.5    18.6
2017 08 13    21 19 16.9 -02 47 22   0.02862 1.0412   167.7    11.9    18.5
2017 08 14    21 46 14.3 +02 25 27   0.02660 1.0384   162.9    16.7    18.5
...
2017 08 20    01 12 29.3 +32 10 20   0.03024 1.0252   115.3    63.2    20.1
...
2017 08 28    03 35 57.2 +37 28 32   0.05853 1.0157    93.8    82.9    22.2
...
2017 09 12    04 41 03.9 +36 02 48   0.1191  1.0245    95.4    78.0    23.6

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-P45

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