[Iaude] MPEC F130: 2017 MX4 [a=1.40,e=0.22,i=13.1,H=20.7]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Mar 26 06:25:17 EDT 2018


M.P.E.C. 2018-F130                               Issued 2018 Mar. 26, 10:22 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 https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 MX4
 
                           Revision to MPEC 2017-M88
 
Additional Observations:
     K17M04X  C2012 06 09.31824 16 20 38.658+01 19 03.74         21.7 GUEF130F51
     K17M04X  C2012 06 09.32887 16 20 37.560+01 18 57.75         21.6 GUEF130F51
     K17M04X  C2012 06 09.51171 16 20 18.562+01 17 16.01         21.6 GUEF130F51
     K17M04X  C2012 06 12.32027 16 15 46.997+00 49 43.38         21.8 GUEF130F51
     K17M04X  C2012 06 12.33133 16 15 45.941+00 49 36.79         21.4 GUEF130F51
     K17M04X  C2012 06 15.38333 16 11 06.612+00 16 36.53         22.0 GUEF130F51
     K17M04X  C2012 06 15.39698 16 11 05.350+00 16 27.25         22.0 GUEF130F51
     K17M04X  C2012 06 15.41056 16 11 04.092+00 16 18.04         22.1 GUEF130F51
     K17M04X  C2012 06 15.42422 16 11 02.841+00 16 08.52         21.9 GUEF130F51
     K17M04X  C2014 08 31.51519 01 46 23.984-24 20 39.53         20.8 GUEF130F51
     K17M04X  C2014 08 31.52607 01 46 24.979-24 21 00.80         20.8 GUEF130F51
     K17M04X  C2014 08 31.53697 01 46 25.977-24 21 22.03         20.7 GUEF130F51
     K17M04X  C2014 09 16.53943 02 10 07.939-33 37 28.90         19.0 GUEF130F51
     K17M04X  C2014 09 16.55128 02 10 08.692-33 37 54.35         20.6 GUEF130F51
     K17M04X  C2015 01 13.31797 03 29 45.922+00 33 05.40         19.5 GUEF130F51
     K17M04X  C2015 01 13.33026 03 29 47.631+00 34 05.34         19.6 GUEF130F51
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
    J. Thiel, T. Goggia, M. Willman.  Measurers R. Weryk, R. Wainscoat.  1.8-m
    Ritchey-Chretien + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
120609 F51 2.95+ 0.85-    150113 F51 6.32+ 1.59+    MPO412146   -0.55 day
 
Orbital elements:
2017 MX4                                                 Earth MOID = 0.1299 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 350.27858              (2000.0)            P               Q
n   0.59794727     Peri.  322.14876     +0.15478678     -0.96743707
a   1.3953852      Node   118.12597     +0.95279014     +0.09258309
e   0.2231485      Incl.   13.12531     +0.26121257     +0.23557141
P   1.65           H   20.7           G   0.15           U   1
Residuals in seconds of arc
120609 F51  0.0   0.2+    140916 F51  0.0   0.0     170624 568  0.0   0.0
120609 F51  0.1+  0.0     140916 F51  0.0   0.0     170625 H21  0.6-  0.1-
120609 F51  0.1-  0.1-    150113 F51  0.0   0.1+    170625 H21  0.3-  0.1-
120612 F51  0.4-  0.2-    150113 F51  0.0   0.1+    170625 H21  0.3-  0.2+
120612 F51  0.1+  0.0     170623 F51  0.3+  0.3+    170628 H21  0.2-  0.2+
120615 F51  0.1-  0.0     170623 F51  0.1+  0.1+    170628 H21  0.1+  0.1-
120615 F51  0.0   0.0     170623 F51  0.1+  0.0     170628 H21  0.3+  0.0
120615 F51  0.0   0.0     170624 I52  0.6-  0.6+    170628 568  0.0   0.0
120615 F51  0.2+  0.3-    170624 I52  0.2+  0.2-    170628 568  0.0   0.0
140831 F51  0.0   0.0     170624 I52  0.0   0.6+    170628 568  0.0   0.0
140831 F51  0.1-  0.0     170624 I52  0.0   0.4+
140831 F51  0.1-  0.0     170624 568  0.0   0.1+

Ephemeris:
2017 MX4                 a,e,i = 1.40, 0.22, 13                  q = 1.0840
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 24    00 47 55.7 -03 40 20   1.7861  1.1336    35.3    30.3    23.5
...
2018 03 11    01 38 00.6 +02 18 39   1.7772  1.1059    34.1    30.3    23.5
...
2018 03 19    02 05 34.4 +05 31 17   1.7743  1.0954    33.7    30.3    23.5
...
2018 03 25    02 26 42.2 +07 53 37   1.7733  1.0897    33.4    30.3    23.4
2018 03 26    02 30 16.0 +08 17 01   1.7733  1.0889    33.4    30.3    23.4
2018 03 27    02 33 50.4 +08 40 20   1.7733  1.0882    33.4    30.3    23.4
...
2018 04 02    02 55 32.3 +10 57 28   1.7742  1.0851    33.2    30.2    23.4
...
2018 04 10    03 25 10.6 +13 51 03   1.7780  1.0841    32.9    30.2    23.4
...
2018 04 25    04 22 57.0 +18 35 17   1.7941  1.0918    32.7    29.8    23.5

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-F130



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