[Iaude] MPEC U172: 2017 UD3 [a=2.44,e=0.61,i=43.7,H=23.7]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Oct 23 20:13:17 EDT 2017


M.P.E.C. 2017-U172                               Issued 2017 Oct. 24, 00:10 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 UD3
 
Observations:
     K17U03D* C2017 10 21.21937 00 31 22.32 +20 22 59.2          20.3 GUEU172G96
     K17U03D  C2017 10 21.22461 00 31 22.58 +20 21 07.3          20.0 GUEU172G96
     K17U03D  C2017 10 21.22984 00 31 22.79 +20 19 15.8          20.2 GUEU172G96
     K17U03D  C2017 10 21.23508 00 31 23.12 +20 17 25.4          20.2 GUEU172G96
     K17U03D  C2017 10 21.32178 00 31 27.52 +19 46 18.8          19.6 GUEU172I52
     K17U03D  C2017 10 21.32322 00 31 27.59 +19 45 47.4          19.9 GUEU172I52
     K17U03D  C2017 10 21.32467 00 31 27.69 +19 45 16.1          19.5 GUEU172I52
     K17U03D  C2017 10 21.32611 00 31 27.76 +19 44 44.4          19.8 GUEU172I52
     K17U03D  C2017 10 21.43169 00 31 34.16 +19 06 12.6                UEU172I52
     K17U03D  C2017 10 21.43315 00 31 34.12 +19 05 41.3                UEU172I52
     K17U03D  C2017 10 21.43460 00 31 34.33 +19 05 09.3                UEU172I52
     K17U03D  C2017 10 21.43607 00 31 34.47 +19 04 36.0          20.5 GUEU172I52
     K17U03D  C2017 10 22.11985 00 32 38.06 +14 42 31.6          19.9 RoEU172926
     K17U03D  C2017 10 22.12228 00 32 38.18 +14 41 32.8          19.9 RoEU172926
     K17U03D  C2017 10 22.12471 00 32 38.36 +14 40 34.4          19.8 RoEU172926
     K17U03D  C2017 10 22.13822700 32 38.90 +14 35 07.1          19.7 GUEU172H01
     K17U03D  C2017 10 22.14423500 32 39.29 +14 32 42.6          19.6 GUEU172H01
     K17U03D KC2017 10 22.15095700 32 38.23 +14 29 55.4          20.1 VuEU172H21
     K17U03D  C2017 10 22.15245900 32 39.81 +14 29 24.7          19.5 GUEU172H01
     K17U03D KC2017 10 22.15304200 32 38.35 +14 29 05.1          20.0 VuEU172H21
     K17U03D KC2017 10 22.15473200 32 38.46 +14 28 24.3          19.7 VuEU172H21
     K17U03D KC2017 10 22.15726400 32 38.59 +14 27 23.2          19.6 VuEU172H21
     K17U03D  C2017 10 22.15856100 32 40.16 +14 26 57.5          19.2 GUEU172H01
     K17U03D  C2017 10 22.21858 00 32 43.98 +14 02 44.2          19.8 GUEU172G96
     K17U03D  C2017 10 22.22653 00 32 44.46 +13 59 31.2          19.6 GUEU172G96
     K17U03D  C2017 10 22.23437 00 32 44.92 +13 56 19.3          19.8 GUEU172G96
     K17U03D  C2017 10 22.23960 00 32 45.21 +13 54 12.1                UEU172G96
     K17U03D  C2017 10 22.37629 00 32 53.55 +12 58 00.5          19.8 GUEU172I52
     K17U03D  C2017 10 22.37761 00 32 53.62 +12 57 27.7          19.8 GUEU172I52
     K17U03D  C2017 10 22.37899 00 32 53.71 +12 56 53.2          19.5 GUEU172I52
     K17U03D  C2017 10 22.38033 00 32 53.81 +12 56 19.6          19.7 GUEU172I52
     K17U03D  C2017 10 23.10849 00 34 06.89 +07 41 54.4                UEU172I52
     K17U03D  C2017 10 23.10989 00 34 07.03 +07 41 17.1                UEU172I52
     K17U03D  C2017 10 23.11106 00 34 07.10 +07 40 45.2          19.9 GUEU172I52
     K17U03D  C2017 10 23.17063 00 34 11.35 +07 13 58.6          19.9 RoEU172926
     K17U03D  C2017 10 23.17290 00 34 11.52 +07 12 57.1          20.1 RoEU172926
     K17U03D  C2017 10 23.17517 00 34 11.67 +07 11 55.5          19.9 RoEU172926
     K17U03D KC2017 10 23.21213 00 34 12.95 +06 55 01.4          19.0 RqEU172734
     K17U03D KC2017 10 23.21564 00 34 13.20 +06 53 26.6          19.4 RqEU172734
     K17U03D KC2017 10 23.83200 00 35 15.95 +02 05 37.5          19.2  tEU172K63
     K17U03D KC2017 10 23.83634 00 35 16.28 +02 03 32.2          19.3  tEU172K63
     K17U03D KC2017 10 23.84112 00 35 16.61 +02 01 16.2          19.3  tEU172K63
 
Observer details:
734 Farpoint Observatory.  Observer G. Hug.  0.69-m reflector + CCD.
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 D. C. Fuls.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
    astrograph + 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.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.40-m
    f/3.2 Newtonian reflector + CCD.
 
Orbital elements:
2017 UD3                                                 Earth MOID = 0.0881 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 336.68193              (2000.0)            P               Q
n   0.25785145     Peri.  230.46142     +0.29717749     -0.89717538
a   2.4446855      Node   208.22700     +0.93890317     +0.21235280
e   0.6148026      Incl.   43.69673     -0.17362714     -0.38727590
P   3.82           H   23.7           G   0.15           U   5
Residuals in seconds of arc
171021 G96  0.4+  0.5+    171022 926  0.1+  0.1+    171022 I52  0.3-  0.1-
171021 G96  0.3+  0.2+    171022 H01  0.0   0.0     171022 I52  0.3-  0.2-
171021 G96  0.4-  0.2+    171022 H01  0.2+  0.1+    171022 I52  0.2-  0.4-
171021 G96  0.5+  1.6+    171022 H21  0.1-  0.3-    171023 I52  0.3-  0.2+
171021 I52  0.1+  0.2+    171022 H01  0.4+  0.3+    171023 I52  0.2+  0.5+
171021 I52  0.0   0.0     171022 H21  0.2-  0.2-    171023 I52  0.0   0.1+
171021 I52  0.3+  0.2+    171022 H21  0.0   0.2-    171023 926  0.3-  0.3+
171021 I52  0.2+  0.3-    171022 H21  0.3-  0.2-    171023 926  0.1-  0.3+
171021 I52  0.7+  1.4-    171022 H01  0.1+  0.3+    171023 926  0.1-  0.2+
171021 I52  1.3-  0.4-    171022 G96  0.2-  0.2-    171023 734  0.1+  1.0-
171021 I52  0.3+  0.4-    171022 G96  0.1+  0.4+    171023 734  0.3+  0.2-
171021 I52  0.8+  1.3-    171022 G96  0.3+  0.3-    171023 K63  0.6+  0.2-
171022 926  0.3+  0.7+    171022 G96  0.1+  0.2+    171023 K63  0.5+  0.8-
171022 926  0.2-  0.2+    171022 I52  0.0   0.2-    171023 K63  0.1-  0.6+

Ephemeris:
2017 UD3                 a,e,i = 2.44, 0.61, 44                  q = 0.9417
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 09 24    00 20 51.7 +60 45 27   0.4947  1.3191   119.5    41.4    24.4
...
2017 10 09    00 22 48.0 +53 36 15   0.2723  1.1984   132.0    38.3    22.8
...
2017 10 17    00 26 58.3 +38 50 47   0.1645  1.1387   147.4    28.2    21.3
...
2017 10 23    00 33 53.1 +08 31 19   0.1073  1.0970   161.1    17.1    20.0
2017 10 24    00 35 31.1 +00 46 02   0.1026  1.0904   157.8    20.2    20.0
2017 10 25    00 37 19.4 -07 32 30   0.1001  1.0839   152.1    25.4    20.0
...
2017 10 31    00 52 40.3 -51 24 16   0.1276  1.0470   111.8    61.7    21.5
...
2017 11 08    01 32 56.4 -75 24 07   0.2200  1.0047    87.3    80.1    23.2
...
2017 11 23    06 01 30.5 -86 07 13   0.4132  0.9527    73.0    82.5    24.6

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U172



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