[Iaude] MPEC X170: 2020 XK5 [a=2.55,e=0.59,i=9.6,H=23.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 14 12:12:52 EST 2020


M.P.E.C. 2020-X170                            Issued 2020 December 14, 17:11 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

                                    2020 XK5                                    


Observations:
     K20X05K* C2020 12 12.38756104 33 46.105-19 08 51.73         21.91wUEX170F51
     K20X05K  C2020 12 12.39936004 33 48.818-19 08 34.37         22.15wUEX170F51
     K20X05K  C2020 12 12.41117104 33 51.523-19 08 17.30         21.70wUEX170F51
     K20X05K |C2020 12 13.09394 04 36 40.21 -18 50 58.4          21.2 GVEX170807
     K20X05K |C2020 12 13.09866 04 36 41.27 -18 50 51.7          21.3 GVEX170807
     K20X05K |C2020 12 13.10279 04 36 42.19 -18 50 45.8          21.6 GVEX170807
     K20X05K KC2020 12 13.55095804 38 26.52 -18 39 37.8          21.3 GVEX170474
     K20X05K KC2020 12 13.55426004 38 27.25 -18 39 32.9          21.2 GVEX170474
     K20X05K KC2020 12 13.55756204 38 27.99 -18 39 27.2          21.4 GVEX170474
     K20X05K |C2020 12 14.19084 04 40 53.93 -18 24 06.3          21.5 VuEX170807
     K20X05K |C2020 12 14.19906 04 40 55.68 -18 23 54.3          21.4 VuEX170807
     K20X05K |C2020 12 14.20725 04 40 57.35 -18 23 41.9          21.7 VuEX170807
     K20X05K KC2020 12 14.52944204 42 09.53 -18 15 36.5          21.7 GVEX170474
     K20X05K KC2020 12 14.53415904 42 10.55 -18 15 28.7          21.6 GVEX170474
     K20X05K KC2020 12 14.53887504 42 11.56 -18 15 20.8          22.0 GVEX170474

Observer details:
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.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 astrograph + CCD, 0.61-m f/6.5 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
    Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.

Orbital elements:
2020 XK5                                                 Earth MOID = 0.0459 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Alexandersen              
M   9.32915              (2000.0)            P               Q                  
n   0.24251401     Peri.  182.18635     +0.75424511     -0.64817787             
a   2.5467022      Node   218.88351     +0.60491702     +0.74803521             
e   0.5922198      Incl.    9.60899     +0.25532278     +0.14250885             
P   4.06           H   23.64          G   0.15           U   9                  
Residuals in seconds of arc
201212 F51  0.1+  0.0-    201213 807  0.0+  0.2-    201214 807  0.6+  0.2-
201212 F51  0.0+  0.2+    201213 474  0.1-  0.3-    201214 807  0.1+  0.0-
201212 F51  0.2-  0.1-    201213 474  0.1-  0.4-    201214 474  0.7-  0.0+
201213 807 -0.0+  0.1-    201213 474  0.1+  0.4+    201214 474  0.2-  0.8+
201213 807  0.1+  0.1-    201214 807  0.2+  0.0+    201214 474 (0.3+  1.7+)

Ephemeris:
2020 XK5                 a,e,i = 2.55, 0.59, 10                  q = 1.0385
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 14    23 58 39.7 -17 04 39   0.09705 1.0409   119.7    55.7    20.7
...
2020 11 29    03 07 00.1 -23 34 50   0.1227  1.0717   131.5    43.5    20.9
...
2020 12 07    04 07 13.1 -21 14 52   0.1572  1.1013   134.6    39.5    21.4
...
2020 12 13    04 36 16.2 -18 53 27   0.1884  1.1287   136.5    36.9    21.8
2020 12 14    04 40 11.0 -18 28 58   0.1940  1.1337   136.8    36.4    21.8
2020 12 15    04 43 52.8 -18 04 22   0.1997  1.1388   137.1    36.0    21.9
...
2020 12 21    05 02 24.1 -15 36 01   0.2356  1.1712   138.8    33.6    22.2
...
2020 12 29    05 20 23.7 -12 21 29   0.2887  1.2194   140.3    31.0    22.7
...
2021 01 13    05 44 09.5 -06 40 07   0.4056  1.3212   140.3    28.4    23.5

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X170




More information about the Iaude mailing list