• MPC Preparation (Info)

    • MPEC 2017-Q50 : 2017 QN1

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    Read MPEC 2017-Q49 Read MPEC 2017-Q51 

    M.P.E.C. 2017-Q50                                Issued 2017 Aug. 20, 02:14 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 QN1

Observations:
     K17Q01N* C2017 08 16.33358 20 39 26.130-16 33 21.66         21.8 wLEQ050F51
     K17Q01N  C2017 08 16.34567 20 39 24.057-16 33 44.89         21.7 wLEQ050F51
     K17Q01N  C2017 08 16.35772 20 39 21.972-16 34 07.62         22.1 wLEQ050F51
     K17Q01N _C2017 08 17.35694120 37 00.147-17 07 22.37         21.7 GUEQ050568
     K17Q01N _C2017 08 17.35792020 36 59.958-17 07 24.44         21.8 GUEQ050568
     K17Q01N KC2017 08 19.20620 20 31 35.97 -18 24 29.2                oEQ050291
     K17Q01N KC2017 08 19.21372 20 31 34.09 -18 24 51.3          21.6 RoEQ050291

Observer details:
291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
568 Mauna Kea.  Observers R. J. Wainscoat, C. Crowder.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
    Ritchey-Chretien + CCD.

Orbital elements:
2017 QN1                                                 Earth MOID = 0.0069 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 342.13010              (2000.0)            P               Q
n   0.47388822     Peri.  248.07307     +0.83237313     -0.55373318
a   1.6293665      Node   145.53830     +0.52236923     +0.76992279
e   0.4749090      Incl.    2.34167     +0.18516306     +0.31717261
P   2.08           H   26.2           G   0.15           U   5
Residuals in seconds of arc
170816 F51  0.0   0.1+    170817 568  0.0   0.1-    170819 291  0.0   0.1+
170816 F51  0.0   0.1-    170817 568  0.0   0.0
170816 F51  0.1-  0.0     170819 291  0.0   0.1-

Ephemeris:
2017 QN1                 a,e,i = 1.63, 0.47, 2                   q = 0.8556
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 07 21    20 59 29.5 -12 23 11   0.2771  1.2846   163.8    12.7    24.7
...
2017 08 05    20 53 44.8 -13 23 18   0.1619  1.1760   176.0     3.4    22.9
...
2017 08 13    20 45 24.4 -15 09 32   0.1078  1.1192   169.1     9.8    22.2
...
2017 08 19    20 32 15.1 -18 13 06   0.06974 1.0778   159.9    18.9    21.5
2017 08 20    20 28 40.2 -19 03 43   0.06359 1.0711   157.9    20.8    21.4
2017 08 21    20 24 20.9 -20 04 31   0.05750 1.0644   155.7    23.0    21.2
...
2017 08 27    19 04 45.1 -35 32 42   0.02340 1.0252   128.6    50.4    20.0
...
2017 09 04    10 08 29.6 -08 54 20   0.03384 0.9766    19.4   159.9    29.7
...
2017 09 19    09 26 00.3 +05 05 23   0.1278  0.9028    34.9   140.4    28.4

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-Q50

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