[Iaude] MPEC G41: 2017 GL4 [a=1.93,e=0.47,i=5.6,H=25.9]

mpec at si.edu mpec at si.edu
Tue Apr 4 14:03:35 EDT 2017


M.P.E.C. 2017-G41                                Issued 2017 Apr. 4, 17:59 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 GL4
 
Observations:
     K17G04L  C2017 03 21.38988 11 25 53.517-13 37 54.99         23.8 wLEG041F51
     K17G04L  C2017 03 21.40108 11 25 54.413-13 37 54.64         22.9 wLEG041F51
     K17G04L  C2017 03 21.41229 11 25 55.331-13 37 54.29         22.4 wLEG041F51
     K17G04L* C2017 04 01.45012 11 58 17.891-12 40 21.86         21.7 wLEG041F51
     K17G04L  C2017 04 01.46041 11 58 20.401-12 40 14.26         21.9 wLEG041F51
     K17G04L  C2017 04 01.47071 11 58 22.941-12 40 06.66         21.5 wLEG041F51
     K17G04L |C2017 04 02.11463 12 01 32.65 -12 30 53.6          21.7 VuEG041807
     K17G04L |C2017 04 02.12623 12 01 35.70 -12 30 45.2          21.7 VuEG041807
     K17G04L |C2017 04 02.13211 12 01 37.28 -12 30 40.6          21.7 VuEG041807
     K17G04L _C2017 04 02.30998812 02 32.803-12 29 37.26         21.5 GUEG041568
     K17G04L _C2017 04 02.31097512 02 33.063-12 29 36.55         21.5 GUEG041568
     K17G04L _C2017 04 02.31196812 02 33.342-12 29 35.80         21.5 GUEG041568
     K17G04L |C2017 04 03.07737 12 06 33.71 -12 17 34.6          21.6 VuEG041807
     K17G04L |C2017 04 03.08431 12 06 35.74 -12 17 28.8          21.6 VuEG041807
     K17G04L |C2017 04 03.09125 12 06 37.79 -12 17 23.1          21.6 VuEG041807
     K17G04L |C2017 04 04.14801 12 12 39.13 -12 00 37.1          21.5 VuEG041807
     K17G04L |C2017 04 04.15273 12 12 40.64 -12 00 32.8          21.2 VuEG041807
     K17G04L |C2017 04 04.15758 12 12 42.24 -12 00 27.2          21.5 VuEG041807
 
Observer details:
568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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.
 
Orbital elements:
2017 GL4                                                 Earth MOID = 0.0393 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 332.04970              (2000.0)            P               Q
n   0.36751981     Peri.   23.96828     -0.70048975     +0.71275184
a   1.9302588      Node   201.62300     -0.66956112     -0.67384130
e   0.4652696      Incl.    5.61273     -0.24698586     -0.19473755
P   2.68           H   25.9           G   0.15           U   6
Residuals in seconds of arc
170321 F51  0.1+  0.1-    170402 807  0.2-  0.2+    170403 807  0.6+  0.1+
170321 F51  0.1-  0.0     170402 807  0.4-  0.0     170403 807  0.3+  0.1+
170321 F51  0.0   0.0     170402 807  0.0   0.2+    170403 807  0.4+  0.1+
170401 F51  0.1-  0.1+    170402 568  0.1+  0.1-    170404 807  0.1-  0.2-
170401 F51  0.1-  0.1+    170402 568  0.0   0.1-    170404 807  0.4-  0.6-
170401 F51  0.1+  0.0     170402 568  0.1+  0.1-    170404 807  0.0   0.1+

Ephemeris:
2017 GL4                 a,e,i = 1.93, 0.47, 6                   q = 1.0322
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 03 05    11 09 24.7 -12 43 26   0.2431  1.2243   161.0    15.3    24.1
...
2017 03 20    11 23 34.7 -13 37 34   0.1558  1.1462   163.8    14.1    23.0
...
2017 03 28    11 41 23.3 -13 17 39   0.1164  1.1108   164.7    13.7    22.2
...
2017 04 03    12 06 05.1 -12 19 16   0.09008 1.0879   167.3    11.6    21.6
2017 04 04    12 11 44.8 -12 03 39   0.08599 1.0844   168.1    11.0    21.4
2017 04 05    12 17 59.4 -11 45 45   0.08200 1.0810   169.0    10.2    21.3
...
2017 04 11    13 11 49.5 -08 47 22   0.06073 1.0628   178.4     1.5    20.1
...
2017 04 19    15 26 00.3 +00 29 13   0.04515 1.0447   152.9    26.0    20.5
...
2017 05 04    19 14 02.7 +13 43 38   0.07310 1.0321   107.0    69.1    22.7

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-G41




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