[Iaude] MPEC R110: 2012 XE17 [a=2.50,e=0.55,i=16.3,H=20.1]

mpec at mpc.eps.harvard.edu mpec at mpc.eps.harvard.edu
Sat Sep 10 11:09:16 EDT 2016


M.P.E.C. 2016-R110                               Issued 2016 Sept. 10, 15:06 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


                                   2012 XE17
 
                           Revision to MPEC 2012-X33
 
Additional Observations:
     K12X17E  C2016 09 08.58116 03 04 52.977-09 50 15.22         21.5 wLER110F51
     K12X17E  C2016 09 08.60891 03 04 55.902-09 50 06.91         21.5 wLER110F51
     K12X17E  C2016 09 08.62271 03 04 57.341-09 50 02.68         21.4 wLER110F51
     K12X17E |C2016 09 09.28774 03 06 10.83 -09 46 30.1          21.1 VuER110807
     K12X17E |C2016 09 09.29736 03 06 11.86 -09 46 26.7          21.2 VuER110807
     K12X17E |C2016 09 09.30695 03 06 12.87 -09 46 23.9          21.4 VuER110807
 
Observer details:
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, N. Primak,
    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.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
160908 F51 0.30+ 0.22+    160909 807 0.30+ 0.22+    MPO258433   -0.27 day
 
Orbital elements:
2012 XE17                                                Earth MOID = 0.1644 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M 328.51589              (2000.0)            P               Q
n   0.24921450     Peri.   25.01147     +0.22640315     -0.94804341
a   2.5008473      Node    52.69886     +0.83973201     +0.07370633
e   0.5479210      Incl.   16.31856     +0.49355017     +0.30948517
P   3.95           H   20.1           G   0.15           U   1
Residuals in seconds of arc
121205 703  1.3-  0.9-    121207 807  0.0   0.0     121212 130  0.2-  0.1-
121205 703  0.2-  0.0     121207 807  0.0   0.0     121213 H21  0.1+  0.1-
121205 703  0.1-  0.5-    121207 807  0.0   0.0     121213 H21  0.0   0.0
121205 703 (2.5-  0.8+)   121207 807  0.0   0.0     121213 H21  0.1-  0.1-
121205 703 (1.5-  0.3+)   121207 807  0.1+  0.0     121213 H21  0.1-  0.0
121205 703  1.1-  1.1+    121207 704  1.1+  1.3+    121213 H21  0.0   0.1-
121205 703 (0.6-  1.6+)   121207 704 (1.7+  1.3+)   121213 H21  0.1-  0.0
121205 300  0.6+  1.1+    121207 G96  0.2-  0.1+    121213 I42  0.4-  0.0
121205 300  0.6-  0.4+    121207 G96  0.0   0.1+    121213 I42  0.4+  0.9+
121205 300  0.5+  1.4+    121207 704  0.0   0.3+    121214 H21  0.1-  0.0
121205 300  0.3-  0.3+    121207 G96  0.4-  0.1+    121214 H21  0.1+  0.1-
121205 595  0.3+  0.3-    121207 G96  0.3-  0.1+    121214 H21  0.1-  0.1-
121205 595  0.1+  0.9-    121207 704 (0.7+  1.6+)   121214 H21  0.1+  0.0
121205 595  0.6+  0.5-    121207 461  0.9-  0.5-    121219 H21  0.1+  0.2-
121205 B15  0.4+  0.1-    121207 461  0.2+  0.6+    121219 H21  0.2+  0.2-
121205 B15  0.3+  0.1-    121207 461  0.3-  0.3+    121219 H21  0.2-  0.1-
121205 B15  0.3+  0.2-    121207 461  0.2-  0.2-    121219 H21  0.2+  0.1+
121205 B15  0.3+  0.3-    121207 C43 (1.1-  2.4+)   121219 H21  0.1+  0.5-
121205 A24  0.1-  1.3+    121207 C43  0.3+  0.3-    121229 448  0.1-  0.2-
121205 A24  0.2-  0.8+    121207 C43  0.1+  0.5-    121229 448  0.1-  0.3-
121205 J95  0.1-  0.0     121207 J95  0.1+  0.0     121229 448  0.0   0.4-
121205 J95  0.0   0.2-    121207 J95  0.2+  0.0     130102 H21  0.0   0.0
121205 J95  0.3+  0.0     121207 J95  0.4-  0.4-    130102 H21  0.2+  0.0
121206 G96  0.4-  0.2+    121208 807  0.1+  0.2-    130103 H21  0.5+  0.2+
121206 704  0.6+  0.7+    121208 807  0.0   0.1-    130103 H21  0.4+  0.2+
121206 G96  0.0   0.1-    121208 807  0.1-  0.2-    130103 H21  0.1+  0.3+
121206 G96  0.0   0.0     121208 448  0.3-  0.3-    130105 H21  0.1+  0.2-
121206 G96  0.1+  0.0     121208 448  0.0   0.1+    130105 H21  0.2+  0.2-
121206 704 (2.2+  0.6+)   121208 448  0.6-  0.1+    130105 H21  0.4+  0.2-
121206 W85  0.1-  0.1+    121208 854  0.4-  0.1+    130105 204  0.1+  0.2+
121206 W85  0.0   0.1-    121208 854  0.7-  0.9-    130105 204  0.3+  0.0
121206 704  0.8+  0.2+    121208 854  0.3-  0.3+    130105 204  0.1+  0.6+
121206 W85  0.1-  0.2-    121208 204  0.4-  0.0     130110 H21  0.0   0.3-
121206 704  0.5+  0.3+    121208 204  0.1+  0.1-    130110 H21  0.1-  0.1-
121206 H21  0.4-  0.2-    121208 204  0.1+  0.0     130110 H21  0.0   0.2+
121206 H21  0.2+  0.1-    121210 807  0.3+  0.6-    130110 H21  0.1+  0.3+
121206 H21  0.1+  0.0     121210 807  0.2+  0.4-    130121 290  0.1-  0.2-
121206 G48  0.2+  0.2-    121210 807  0.5-  0.3-    130121 290  0.1+  1.0+
121206 G48  0.0   0.0     121210 B88  0.5-  0.3+    130121 290  0.2+  0.1-
121206 G48  0.3-  0.2-    121210 B88 (0.3+  2.3+)   130224 711  0.8-  0.7+
121206 G48  0.4-  0.4-    121210 B88 (0.1+  1.7+)   130224 711  0.2-  0.2+
121206 G48  0.7-  0.4-    121211 B88  0.0   0.2+    130224 711  0.3+  0.2+
121206 G48  0.3-  0.6-    121211 B88  0.4-  0.4+    160908 F51  0.0   0.1-
121206 704  0.6+  1.3+    121211 B88 (2.4+  1.3+)   160908 F51  0.2+  0.1-
121206 704  1.2+  0.6+    121212 H21  0.1+  0.1-    160908 F51  0.1+  0.0
121206 704  0.9+  0.5+    121212 H21  0.0   0.1-    160909 807  0.6-  0.2+
121206 704  0.7+  0.8+    121212 H21  0.1+  0.1+    160909 807  0.4-  0.7+
121206 I93  0.0   0.0     121212 130  0.2+  0.3+    160909 807  0.4-  0.5+
121206 I93  0.5-  0.1+    121212 130  0.6+  0.5-
121206 I93  0.0   0.3-    121212 130  0.6-  0.3-

Ephemeris:
2012 XE17                a,e,i = 2.50, 0.55, 16                  q = 1.1306
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 08 11    02 12 33.4 -11 34 01   1.0608  1.6995   110.0    34.1    22.8
...
2016 08 26    02 40 00.4 -10 45 05   0.8646  1.5934   116.1    34.7    22.2
...
2016 09 03    02 54 39.7 -10 15 19   0.7677  1.5377   119.3    34.9    21.9
...
2016 09 09    03 05 38.8 -09 48 03   0.6988  1.4967   121.6    35.0    21.6
2016 09 10    03 07 28.8 -09 42 53   0.6876  1.4899   122.0    35.0    21.6
2016 09 11    03 09 18.7 -09 37 31   0.6766  1.4832   122.3    35.0    21.5
...
2016 09 17    03 20 20.2 -08 59 53   0.6120  1.4433   124.6    35.0    21.3
...
2016 09 25    03 35 09.2 -07 50 01   0.5309  1.3918   127.6    34.8    20.9
...
2016 10 10    04 03 46.1 -03 50 04   0.3953  1.3026   133.5    33.8    20.1

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-R110




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