• Processing (Info)

    • MPEC 2017-N05 : 2017 ME7

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    M.P.E.C. 2017-N05                                Issued 2017 July 1, 03:46 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 ME7

Observations:
     K17M07E* C2017 06 24.38712 16 59 56.464-14 31 21.59         21.1 wLEN005F51
     K17M07E  C2017 06 24.39812 16 59 55.196-14 31 02.44         21.1 wLEN005F51
     K17M07E  C2017 06 24.40914 16 59 53.927-14 30 43.28         20.7 wLEN005F51
     K17M07E _C2017 06 25.35010616 58 11.699-14 03 27.25         20.7 GUEN005568
     K17M07E _C2017 06 25.35208116 58 11.474-14 03 23.83         20.7 GUEN005568
     K17M07E KC2017 06 25.52789 16 57 52.01 -13 58 01.9          20.9 RUEN005474
     K17M07E KC2017 06 25.53141 16 57 51.62 -13 57 55.4          21.0 RUEN005474
     K17M07E KC2017 06 25.53493 16 57 51.23 -13 57 49.3          21.3 RUEN005474
     K17M07E  C2017 06 28.27982 16 53 00.11 -12 38 32.7                qEN005I52
     K17M07E  C2017 06 28.28324 16 52 59.72 -12 38 26.5                qEN005I52
     K17M07E  C2017 06 28.29009 16 52 58.99 -12 38 14.2          20.3 VqEN005I52
     K17M07E KC2017 06 29.21845 16 51 23.85 -12 11 23.7                oEN005691
     K17M07E KC2017 06 29.23183 16 51 22.42 -12 11 00.6                oEN005691
     K17M07E KC2017 06 29.24520 16 51 20.95 -12 10 38.2                oEN005691
     K17M07E KC2017 06 30.21894 16 49 42.78 -11 42 34.3          21.2 RoEN005291
     K17M07E KC2017 06 30.22644 16 49 41.98 -11 42 20.8          20.2 RoEN005291
     K17M07E KC2017 06 30.23391 16 49 41.26 -11 42 07.9                oEN005291

Observer details:
291 LPL/Spacewatch II.  Observer J. V. Scotti.  1.8-m f/2.7 reflector + CCD.
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m f/3
    reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Goggia, 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
    Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
    R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.

Orbital elements:
2017 ME7                                                 Earth MOID = 0.2229 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 335.95468              (2000.0)            P               Q
n   0.44397359     Peri.  108.67821     +0.94679376     -0.09657200
a   1.7017586      Node   257.77640     -0.00591848     +0.94853425
e   0.3760770      Incl.   18.30844     +0.32178650     +0.30159017
P   2.22           H   20.5           G   0.15           U   7
Residuals in seconds of arc
170624 F51  0.1-  0.0     170625 474  0.0   0.1-    170629 691  0.1+  0.2+
170624 F51  0.0   0.0     170625 474  0.1+  0.2-    170629 691  0.3-  0.6-
170624 F51  0.1+  0.0     170628 I52  0.1+  0.2-    170630 291  0.2-  0.3-
170625 568  0.2-  0.2+    170628 I52  0.2-  0.0     170630 291  0.3-  0.2+
170625 568  0.2-  0.2+    170628 I52  0.1+  0.4+    170630 291  0.7+  0.3+
170625 474  0.1-  0.5-    170629 691  0.1-  0.2+

Ephemeris:
2017 ME7                 a,e,i = 1.70, 0.38, 18                  q = 1.0618
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 06 01    17 40 45.3 -24 23 43   0.6769  1.6767   164.8     9.1    21.4
...
2017 06 16    17 15 33.9 -18 27 49   0.5868  1.5998   172.9     4.5    20.8
...
2017 06 24    17 00 39.1 -14 42 26   0.5606  1.5579   161.3    12.1    20.9
...
2017 06 30    16 50 04.7 -11 48 42   0.5504  1.5261   152.5    17.9    21.1
2017 07 01    16 48 25.4 -11 19 59   0.5495  1.5208   151.0    18.9    21.1
2017 07 02    16 46 48.3 -10 51 26   0.5487  1.5154   149.6    19.9    21.1
...
2017 07 08    16 38 00.3 -08 05 09   0.5479  1.4834   141.1    25.5    21.2
...
2017 07 16    16 29 07.8 -04 43 33   0.5549  1.4406   130.6    32.4    21.4
...
2017 07 31    16 22 31.8 +00 13 56   0.5832  1.3609   114.0    42.9    21.7

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-N05

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