[Iaude] MPEC S200: 2017 UF5 [a=2.27,e=0.44,i=7.4,H=20.15]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Sep 25 06:37:22 EDT 2023


M.P.E.C. 2023-S200                           Issued 2023 September 25, 10:36 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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 UF5                                    


                           Revision to MPEC 2017-U202                           

Additional Observations:
     K17U05F ZC2010 06 04.50074 17 46 15.33 -08 21 32.9          20.4 i2ES200F51
     K17U05F ZC2010 06 04.51188 17 46 15.02 -08 21 22.0          20.4 i2ES200F51
     K17U05F 1C2010 06 18.33162 17 39 03.81 -04 39 00.5          19.8 VrES200G96
     K17U05F 1C2010 06 18.33784 17 39 03.56 -04 38 54.9          19.8 VrES200G96
     K17U05F 1C2010 06 18.34411 17 39 03.31 -04 38 49.1          19.6 VrES200G96
     K17U05F 1C2010 06 18.35038 17 39 03.02 -04 38 43.3          19.7 VrES200G96

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
    Smith.  Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk, P.
    VanWylen.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer A. Boattini.  Measurers J. D. Ahern, E. C.
    Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E.
    Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector +
    CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
100604 F51 1.22- 0.10-    100618 G96 1.41- 0.16-    MPO438039   +0.75 days

Orbital elements:
2017 UF5                                                 Earth MOID = 0.2993 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 291.03141              (2000.0)            P               Q                  
n   0.28812560     Peri.  112.54708     +0.80496856     +0.58949505             
a   2.2702908      Node   211.44998     -0.58063693     +0.75938453             
e   0.4363185      Incl.    7.40446     -0.12200972     +0.27537378             
P   3.42           H   20.15          G   0.15           U   4                  
Residuals in seconds of arc
100604 F51  0.3-  0.3-    171023 H01  0.0   0.0     171111 I52  0.7-  0.4+
100604 F51  0.2-  0.2-    171023 I52  0.0   0.3-    171111 I52  0.3+  0.5+
100618 G96  0.4-  0.2+    171023 I52  0.0   0.0     171111 I52  0.5+  0.3-
100618 G96  0.0   0.0     171023 I52  0.1+  0.1+    171111 I52  0.1-  0.0
100618 G96  0.3+  0.0     171023 I52  0.4+  0.0     171116 G96  0.2+  0.2+
100618 G96  0.1+  0.0     171024 I52  0.2+  0.0     171116 G96  0.2+  0.3+
171022 G96  0.2+  0.4+    171024 I52  0.3-  0.7+    171116 G96  0.2+  0.2+
171022 G96  0.1-  0.4-    171024 I52  0.0   0.4+    171116 G96  0.2+  0.1-
171022 G96  0.4-  0.3-    171025 I52  0.6-  0.0     171119 691  0.2-  0.2+
171022 H01  0.1+  0.0     171025 I52  0.2-  0.4+    171119 691  0.0   0.3-
171022 H01  0.1+  0.1-    171025 I52  0.2-  0.0     171119 691  0.3-  0.1-
171022 H01  0.1+  0.1-    171025 I52  0.4-  0.2-    171120 691  0.3+  0.1-
171022 H01  0.2+  0.1-    171026 I52  0.3+  0.1-    171120 691  0.3-  0.0
171022 691  0.3+  0.0     171026 I52  0.0   0.1+    171120 691  0.2+  0.1+
171022 691  0.0   0.4-    171026 I52  0.3-  0.0     171121 F51  0.1-  0.3+
171022 691  0.1-  0.2+    171026 I52  0.1+  0.0     171121 F51  0.1+  0.2+
171023 H01  0.2+  0.1+    171030 691  0.0   0.3-    171121 F51  0.0   0.1+
171023 H01  0.0   0.0     171030 691  0.7+  0.2-    171121 F51  0.0   0.0
171023 H01  0.0   0.0     171030 691  1.0-  0.1+

Ephemeris:
2017 UF5                 a,e,i = 2.27, 0.44, 7                   q = 1.2797
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 26    12 23 15.6 -03 41 11   3.1858  2.4229    34.6    13.7    25.4
...
2023 09 10    12 46 53.5 -05 48 10   3.2122  2.3523    26.3    10.9    25.2
...
2023 09 18    13 00 13.3 -06 58 59   3.2143  2.3136    22.0     9.4    25.1
...
2023 09 24    13 10 33.3 -07 53 03   3.2103  2.2841    18.9     8.2    25.0
2023 09 25    13 12 18.3 -08 02 07   3.2091  2.2792    18.4     8.0    25.0
2023 09 26    13 14 03.8 -08 11 13   3.2079  2.2742    17.9     7.8    25.0
...
2023 10 02    13 24 47.2 -09 05 57   3.1977  2.2442    14.8     6.5    24.9
...
2023 10 10    13 39 33.9 -10 19 17   3.1772  2.2036    10.7     4.8    24.8
...
2023 10 25    14 08 50.1 -12 35 36   3.1177  2.1257     3.4     1.6    24.5

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-S200





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