[Iaude] MPEC H32: 2017 GC8 [a=10.39,e=0.75,i=6.5,H=17.9]

mpec at si.edu mpec at si.edu
Fri Apr 21 07:07:41 EDT 2017


M.P.E.C. 2017-H32                                Issued 2017 Apr. 21, 11:04 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 GC8
 
Observations:
     K17G08C  C2017 03 21.43795 13 03 03.626-11 23 26.99         21.7 wLEH032F51
     K17G08C  C2017 03 21.45018 13 03 03.300-11 23 27.93         21.5 wLEH032F51
     K17G08C  C2017 03 21.46218 13 03 02.982-11 23 28.90         21.4 wLEH032F51
     K17G08C  C2017 03 21.47413 13 03 02.654-11 23 29.82         21.7 wLEH032F51
     K17G08C  C2017 03 28.49570 12 59 50.566-11 30 05.25         22.4 wLEH032F51
     K17G08C  C2017 03 28.50739 12 59 50.197-11 30 05.62         21.7 wLEH032F51
     K17G08C  C2017 03 28.51904 12 59 49.851-11 30 06.18         21.9 wLEH032F51
     K17G08C  C2017 03 28.53070 12 59 49.481-11 30 06.60         21.6 wLEH032F51
     K17G08C* C2017 04 01.45846 12 57 52.566-11 31 52.43         21.5 wLEH032F51
     K17G08C  C2017 04 01.46875 12 57 52.225-11 31 52.96         21.5 wLEH032F51
     K17G08C  C2017 04 01.47905 12 57 51.903-11 31 52.80         21.5 wLEH032F51
     K17G08C  C2017 04 01.48934 12 57 51.579-11 31 53.08         21.4 wLEH032F51
     K17G08C |C2017 04 02.22169 12 57 29.37 -11 32 00.4          21.6 VuEH032807
     K17G08C |C2017 04 02.22740 12 57 29.21 -11 32 00.3          21.6 VuEH032807
     K17G08C |C2017 04 02.23325 12 57 29.02 -11 32 00.5          21.7 VuEH032807
     K17G08C KC2017 04 05.31116 12 55 55.10 -11 32 32.4          21.3 RoEH032691
     K17G08C KC2017 04 05.33670 12 55 54.27 -11 32 32.2          21.6 RoEH032691
     K17G08C KC2017 04 05.36223 12 55 53.44 -11 32 32.3          21.5 RoEH032691
     K17G08C KC2017 04 06.20360 12 55 28.03 -11 32 33.0          20.7 RoEH032291
     K17G08C KC2017 04 06.21485 12 55 27.65 -11 32 33.1          20.6 RoEH032291
     K17G08C KC2017 04 06.22610 12 55 27.31 -11 32 33.2          20.6 RoEH032291
     K17G08C KC2017 04 16.40436 12 50 28.50 -11 30 25.7          20.7 RoEH032291
     K17G08C KC2017 04 16.41608 12 50 28.18 -11 30 25.0          21.1 RoEH032291
     K17G08C KC2017 04 16.42889 12 50 27.79 -11 30 24.8          21.7 RoEH032291
     K17G08C 1C2017 04 17.48919 12 49 59.60 -11 29 57.2                vEH032Q62
     K17G08C 1C2017 04 17.49336 12 49 59.48 -11 29 57.3                vEH032Q62
     K17G08C 1C2017 04 17.49753 12 49 59.36 -11 29 57.2          21.2 wvEH032Q62
     K17G08C KC2017 04 21.37476 12 48 20.68 -11 28 37.8          21.8 RoEH032691
     K17G08C KC2017 04 21.38569 12 48 20.38 -11 28 37.8          21.8 RoEH032691
     K17G08C KC2017 04 21.39664 12 48 20.11 -11 28 38.8          21.0 RoEH032691
 
Observer details:
291 LPL/Spacewatch II.  Observer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observers R. S. McMillan, T. H. Bressi.
    0.9-m f/3 reflector + CCD.
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
    + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
    T. Lowe, A. Schultz, M. Willman.  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.
Q62 iTelescope Observatory, Siding Spring.  Observer H. Sato.  0.70-m f/6.6
    astrograph + CCD.
 
Orbital elements:
2017 GC8
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 359.21644              (2000.0)            P               Q
n   0.02944506     Peri.  202.82250     -0.98353133     +0.17903106
a  10.3863061      Node   347.41496     -0.14326287     -0.85582590
e   0.7452995      Incl.    6.53001     -0.11019016     -0.48529363
P  33.47           H   17.9           G   0.15           U   3
Residuals in seconds of arc
170321 F51  0.1-  0.0     170401 F51  0.0   0.0     170406 291  0.3+  0.0
170321 F51  0.0   0.0     170401 F51  0.2+  0.1-    170416 291  0.2-  0.1+
170321 F51  0.1+  0.0     170402 807  0.4-  0.1-    170416 291  0.0   0.5+
170321 F51  0.1+  0.0     170402 807  0.1-  0.1+    170416 291  0.4-  0.4+
170328 F51  0.1-  0.1+    170402 807  0.1-  0.0     170417 Q62  0.3+  0.5+
170328 F51  0.2-  0.2+    170405 691  0.1+  0.3-    170417 Q62  0.3+  0.3+
170328 F51  0.1+  0.0     170405 691  0.1+  0.0     170417 Q62  0.2+  0.4+
170328 F51  0.0   0.0     170405 691  0.0   0.1-    170421 691  0.2+  0.3+
170401 F51  0.0   0.0     170406 291  0.2+  0.2+    170421 691  0.2-  0.0
170401 F51  0.1-  0.4-    170406 291  0.0   0.1+    170421 691  0.1-  1.3-

Ephemeris:
2017 GC8                 a,e,i = 10.39, 0.75, 7                  q = 2.6454
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 03 22    13 02 49.3 -11 24 07   1.6808  2.6463   162.0     6.7    21.6
...
2017 04 06    12 55 34.1 -11 32 30   1.6553  2.6533   174.7     2.0    21.4
...
2017 04 14    12 51 35.9 -11 31 09   1.6655  2.6599   170.6     3.5    21.5
...
2017 04 20    12 48 54.6 -11 29 05   1.6838  2.6662   164.8     5.7    21.6
2017 04 21    12 48 29.9 -11 28 43   1.6877  2.6673   163.7     6.1    21.6
2017 04 22    12 48 06.0 -11 28 21   1.6919  2.6685   162.7     6.4    21.7
...
2017 04 28    12 46 00.7 -11 26 34   1.7220  2.6762   156.6     8.6    21.8
...
2017 05 06    12 44 10.8 -11 26 14   1.7750  2.6882   148.7    11.3    22.0
...
2017 05 21    12 44 11.7 -11 36 54   1.9090  2.7157   134.5    15.4    22.3

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-H32




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