[Iaude] MPEC C84: 2018 CU2 [a=1.74,e=0.46,i=1.5,H=28.0]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Feb 12 10:13:21 EST 2018


M.P.E.C. 2018-C84                                Issued 2018 Feb. 12, 15:09 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


                                   2018 CU2
 
Observations:
     K18C02U* C2018 02 09.24550 08 16 44.66 +33 20 50.6          21.6 GUEC084G96
     K18C02U  C2018 02 09.25072 08 16 46.22 +33 21 09.5          21.5 GUEC084G96
     K18C02U  C2018 02 09.25592 08 16 47.75 +33 21 27.9          21.2 GUEC084G96
     K18C02U  C2018 02 09.26113 08 16 49.40 +33 21 46.4          21.9 GUEC084G96
     K18C02U  C2018 02 09.28411708 16 55.32 +33 22 58.0          21.1 GUEC084H01
     K18C02U  C2018 02 09.29042408 16 57.29 +33 23 19.2          21.2 GUEC084H01
     K18C02U  C2018 02 09.29734008 16 59.48 +33 23 42.5          21.4 GUEC084H01
     K18C02U  C2018 02 09.30488208 17 01.86 +33 24 07.6          21.1 GUEC084H01
     K18C02U  C2018 02 09.39176 08 17 31.81 +33 28 53.8          21.5 GUEC084G96
     K18C02U  C2018 02 09.39465 08 17 32.90 +33 29 04.2          21.6 GUEC084G96
     K18C02U  C2018 02 09.39609 08 17 33.42 +33 29 08.7          21.5 GUEC084G96
     K18C02U IC2018 02 09.90599508 22 01.27 +34 02 16.6          21.3 VSEC084L01
     K18C02U IC2018 02 09.90993308 22 03.08 +34 02 33.4          20.7 VSEC084L01
     K18C02U KC2018 02 09.91376708 22 04.65 +34 02 49.3          21.4 VSEC084L01
     K18C02U IC2018 02 09.91759008 22 06.40 +34 03 07.6          20.7 VSEC084L01
     K18C02U KC2018 02 11.03089 08 34 53.92 +35 38 59.8                UEC084204
     K18C02U KC2018 02 11.04939 08 35 08.37 +35 40 45.6                UEC084204
     K18C02U KC2018 02 11.06786 08 35 23.12 +35 42 30.3          20.6 GUEC084204
     K18C02U  C2018 02 11.14427 08 37 11.68 +35 52 04.8          20.3 GUEC084I52
     K18C02U  C2018 02 11.14523 08 37 12.49 +35 52 11.5          20.4 GUEC084I52
     K18C02U  C2018 02 11.14619 08 37 13.26 +35 52 19.0          20.3 GUEC084I52
     K18C02U KC2018 02 11.90377 08 51 55.22 +37 27 22.7                UEC084J95
     K18C02U KC2018 02 11.90922 08 52 02.37 +37 28 14.0                UEC084J95
     K18C02U KC2018 02 11.91480 08 52 09.71 +37 29 06.3          20.1 GUEC084J95
 
Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector
    + 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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
 
Orbital elements:
2018 CU2                                                 Earth MOID = 0.0039 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M   3.60359              (2000.0)            P               Q
n   0.43016122     Peri.  205.60803     -0.99970058     +0.02199627
a   1.7379951      Node   335.64517     -0.01547459     -0.90768329
e   0.4629702      Incl.    1.48959     -0.01895504     -0.41907901
P   2.29           H   28.0           G   0.15           U   5
Residuals in seconds of arc
180209 G96  0.5+  0.0     180209 G96  0.5-  1.1-    180211 204  0.1+  0.2-
180209 G96  0.1+  0.1+    180209 G96  0.2+  0.5+    180211 204  0.3+  0.1-
180209 G96  0.6-  0.1-    180209 G96  0.3+  0.7+    180211 I52  0.3+  0.0
180209 G96  0.1+  0.1-    180209 L01  1.1-  0.4+    180211 I52  0.4+  0.5-
180209 H01  0.1+  0.0     180209 L01  0.3+  0.1+    180211 I52  0.0   0.2-
180209 H01  0.1+  0.2-    180209 L01  0.8-  0.6-    180211 J95  0.0   0.1+
180209 H01  0.3+  0.1-    180209 L01  0.4+  1.2+    180211 J95  0.1-  0.1+
180209 H01  0.2+  0.1-    180211 204  0.0   0.3-    180211 J95  0.0   0.1-

Ephemeris:
2018 CU2                 a,e,i = 1.74, 0.46, 1                   q = 0.9334
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 13    07 50 20.6 +27 07 28   0.1843  1.1669   173.7     5.3    25.1
...
2018 01 28    07 51 39.3 +28 50 56   0.09520 1.0769   164.6    14.0    23.9
...
2018 02 05    07 59 53.9 +30 46 16   0.05264 1.0348   157.7    21.2    22.7
...
2018 02 11    08 34 37.8 +35 37 17   0.02210 1.0069   154.4    25.1    20.9
2018 02 12    08 54 05.9 +37 44 09   0.01721 1.0026   153.9    25.6    20.4
2018 02 13    09 31 15.3 +40 55 00   0.01251 0.9984   152.4    27.2    19.7
...
2018 02 19    18 42 56.9 -17 07 30   0.02029 0.9756    50.0   129.1    25.1
...
2018 02 27    19 20 51.9 -24 16 51   0.06060 0.9522    49.8   127.5    27.3
...
2018 03 14    19 42 32.3 -25 39 19   0.1375  0.9334    60.2   112.5    27.9

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-C84



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