[Iaude] MPEC U166: 2017 UT2 [a=0.98,e=0.12,i=11.2,H=24.5]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Oct 22 10:45:19 EDT 2017


M.P.E.C. 2017-U166                               Issued 2017 Oct. 22, 14:41 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 UT2
 
Observations:
     K17U02T* C2017 10 20.45034 03 34 06.22 +23 58 39.0          20.9 GUEU166G96
     K17U02T  C2017 10 20.45607 03 34 03.65 +23 59 09.3          19.9 GUEU166G96
     K17U02T  C2017 10 20.46178 03 34 01.14 +23 59 40.2          21.0 GUEU166G96
     K17U02T  C2017 10 20.46749 03 33 58.60 +24 00 10.3          20.2 GUEU166G96
     K17U02T  C2017 10 20.51510 03 33 37.42 +24 04 25.0          21.1 GUEU166G96
     K17U02T  C2017 10 20.51551 03 33 37.23 +24 04 26.9          20.5 GUEU166G96
     K17U02T  C2017 10 20.51591 03 33 37.09 +24 04 29.1          20.6 GUEU166G96
     K17U02T  C2017 10 20.51632 03 33 36.93 +24 04 31.5          20.5 GUEU166G96
     K17U02T  C2017 10 21.25499 03 28 33.54 +25 11 21.6          20.1 RoEU166926
     K17U02T  C2017 10 21.25856 03 28 31.93 +25 11 42.5          19.9 RoEU166926
     K17U02T  C2017 10 21.26214 03 28 30.32 +25 12 02.0          20.8 RoEU166926
     K17U02T  C2017 10 21.33782 03 27 55.38 +25 18 54.0          20.0 GUEU166I52
     K17U02T  C2017 10 21.33906 03 27 54.81 +25 19 00.9          20.3 GUEU166I52
     K17U02T  C2017 10 21.34031 03 27 54.26 +25 19 07.4          20.6 GUEU166I52
     K17U02T  C2017 10 21.34155 03 27 53.65 +25 19 13.7          20.4 GUEU166I52
     K17U02T  C2017 10 22.34763703 20 34.72 +26 48 13.2          20.0 GUEU166H01
     K17U02T  C2017 10 22.35046303 20 33.37 +26 48 28.0          20.3 GUEU166H01
     K17U02T  C2017 10 22.36266703 20 27.53 +26 49 31.9          20.3 GUEU166H01
     K17U02T  C2017 10 22.37140703 20 23.35 +26 50 17.5          20.7 GUEU166H01
     K17U02T  C2017 10 22.46909 03 19 37.06 +26 58 44.7          20.6 RoEU166926
     K17U02T  C2017 10 22.47245 03 19 35.46 +26 59 02.2          20.4 RoEU166926
     K17U02T  C2017 10 22.47581 03 19 33.84 +26 59 18.7          20.6 RoEU166926
 
Observer details:
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer A. D. Grauer.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. A. Johnson.
    Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
    R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
 
Orbital elements:
2017 UT2                                                 Earth MOID = 0.0710 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M  92.40448              (2000.0)            P               Q
n   1.00960798     Peri.  214.77221     -0.47077738     +0.87771599
a   0.9840886      Node    27.46614     -0.75913096     -0.35139296
e   0.1198303      Incl.   11.17008     -0.44954293     -0.32578769
P   0.98           H   24.5           G   0.15           U   7
Residuals in seconds of arc
171020 G96  0.1+  0.1+    171021 926  0.3-  0.7-    171022 H01  0.2+  0.2-
171020 G96  0.0   0.4-    171021 926  0.1-  0.5+    171022 H01  0.2+  0.1-
171020 G96  0.6+  0.1-    171021 926  0.2+  0.2+    171022 H01  0.3+  0.1-
171020 G96  0.7+  0.6-    171021 I52  0.2-  0.0     171022 926  0.1+  0.2+
171020 G96  0.5-  0.4+    171021 I52  0.2-  0.1+    171022 926  0.1-  0.6+
171020 G96  0.6-  0.2+    171021 I52  0.2+  0.1-    171022 926  0.5-  0.1+
171020 G96  0.1-  0.2+    171021 I52  0.2-  0.5-
171020 G96  0.2+  0.5+    171022 H01  0.2+  0.2-

Ephemeris:
2017 UT2                 a,e,i = 0.98, 0.12, 11                  q = 0.8662
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 09 22    05 16 20.0 -10 18 18   0.1404  1.0371    99.9    72.5    22.9
...
2017 10 07    04 42 51.8 +04 18 50   0.1089  1.0613   122.1    52.9    21.8
...
2017 10 15    04 07 51.9 +15 34 20   0.09770 1.0722   138.4    38.2    21.1
...
2017 10 21    03 30 18.5 +24 48 40   0.09493 1.0793   150.7    26.8    20.8
2017 10 22    03 23 07.8 +26 17 51   0.09506 1.0804   152.4    25.2    20.7
2017 10 23    03 15 43.8 +27 44 43   0.09536 1.0815   154.0    23.8    20.7
...
2017 10 29    02 28 15.9 +35 12 28   0.1008  1.0874   157.9    20.1    20.7
...
2017 11 06    01 26 59.3 +41 02 29   0.1167  1.0937   149.8    27.1    21.2
...
2017 11 21    00 16 05.2 +43 28 33   0.1627  1.1007   130.6    43.0    22.4

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U166



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