[Iaude] MPEC C83: 2018 CT2 [a=1.72,e=0.32,i=31.8,H=21.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Feb 12 10:09:29 EST 2018


M.P.E.C. 2018-C83                                Issued 2018 Feb. 12, 15:05 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 CT2
 
Observations:
     K18C02T* C2018 02 09.24458 08 16 34.82 +38 13 50.2          20.3 GUEC083G96
     K18C02T  C2018 02 09.24979 08 16 33.25 +38 13 23.8          20.0 GUEC083G96
     K18C02T  C2018 02 09.25499 08 16 31.67 +38 12 57.9          20.1 GUEC083G96
     K18C02T  C2018 02 09.26019 08 16 30.13 +38 12 31.3          20.4 GUEC083G96
     K18C02T KC2018 02 09.29672 08 16 18.90 +38 09 25.1                oEC083711
     K18C02T  C2018 02 09.29819 08 16 18.70 +38 09 17.1          20.0 GUEC083I52
     K18C02T  C2018 02 09.29895 08 16 18.47 +38 09 13.0          20.1 GUEC083I52
     K18C02T KC2018 02 09.29969 08 16 18.01 +38 09 09.9                oEC083711
     K18C02T  C2018 02 09.29971 08 16 18.25 +38 09 09.3          20.3 GUEC083I52
     K18C02T  C2018 02 09.30047 08 16 18.00 +38 09 05.0          20.0 GUEC083I52
     K18C02T KC2018 02 09.30267 08 16 17.11 +38 08 55.1                oEC083711
     K18C02T  C2018 02 09.45321 08 15 32.78 +37 55 55.2          20.2 GUEC083I52
     K18C02T  C2018 02 09.45397 08 15 32.53 +37 55 50.8          20.0 GUEC083I52
     K18C02T  C2018 02 09.45473 08 15 32.35 +37 55 47.4          20.3 GUEC083I52
     K18C02T  C2018 02 09.45549 08 15 32.09 +37 55 43.0          20.1 GUEC083I52
     K18C02T KC2018 02 09.88800908 13 31.47 +37 18 30.0          20.0 VSEC083L01
     K18C02T KC2018 02 09.88993308 13 30.89 +37 18 20.7          19.9 VSEC083L01
     K18C02T KC2018 02 09.89184308 13 30.33 +37 18 10.6          20.1 VSEC083L01
     K18C02T  C2018 02 09.93113 08 13 17.25 +37 14 36.3          20.8 VqEC083C42
     K18C02T  C2018 02 09.93190 08 13 17.09 +37 14 33.1          20.5 VqEC083C42
     K18C02T  C2018 02 09.93347 08 13 16.67 +37 14 24.0          19.6 VqEC083C42
     K18C02T  C2018 02 09.93426 08 13 16.42 +37 14 20.3          20.9 VqEC083C42
     K18C02T KC2018 02 09.96778 08 13 08.60 +37 11 31.8                UEC083J95
     K18C02T KC2018 02 09.97279 08 13 07.12 +37 11 06.1                UEC083J95
     K18C02T KC2018 02 09.97761 08 13 05.71 +37 10 40.2          20.3 GUEC083J95
     K18C02T  C2018 02 10.12618 08 12 25.69 +36 57 47.2          20.5 GUEC083I52
     K18C02T  C2018 02 10.12694 08 12 25.52 +36 57 43.5          20.2 GUEC083I52
     K18C02T  C2018 02 10.12770 08 12 25.28 +36 57 39.6          20.3 GUEC083I52
     K18C02T  C2018 02 10.12847 08 12 25.05 +36 57 36.0          20.0 GUEC083I52
     K18C02T KC2018 02 10.78207508 09 23.64 +35 59 45.9          20.3 VSEC083L01
     K18C02T KC2018 02 10.78399608 09 23.09 +35 59 35.7          20.2 VSEC083L01
     K18C02T KC2018 02 10.78592308 09 22.57 +35 59 24.8          20.4 VSEC083L01
     K18C02T KC2018 02 10.85401 08 09 03.46 +35 53 22.2                UEC083587
     K18C02T KC2018 02 10.85423 08 09 03.39 +35 53 21.4          20.3 GUEC083587
     K18C02T KC2018 02 10.86063 08 09 01.57 +35 52 47.2                UEC083587
     K18C02T KC2018 02 10.86319 08 09 00.84 +35 52 33.6                UEC083587
     K18C02T KC2018 02 10.86972 08 08 59.02 +35 51 59.1                UEC083204
     K18C02T KC2018 02 10.87949 08 08 56.23 +35 51 06.7                UEC083204
     K18C02T KC2018 02 10.88816 08 08 53.79 +35 50 20.3          20.4 GUEC083204
     K18C02T KC2018 02 10.91535 08 08 46.01 +35 47 56.0          20.5 RUEC083104
     K18C02T KC2018 02 10.92046 08 08 44.58 +35 47 28.0          20.0 RUEC083104
     K18C02T KC2018 02 10.92558 08 08 43.08 +35 47 00.3          20.0 RUEC083104
     K18C02T  C2018 02 11.13042 08 07 48.93 +35 28 38.3          20.1 GUEC083I52
     K18C02T  C2018 02 11.13118 08 07 48.75 +35 28 34.6          20.1 GUEC083I52
     K18C02T  C2018 02 11.13194 08 07 48.48 +35 28 30.0          20.1 GUEC083I52
     K18C02T  C2018 02 11.13270 08 07 48.29 +35 28 26.0          20.1 GUEC083I52
     K18C02T KC2018 02 11.87212 08 04 29.89 +34 21 01.0                UEC083J95
     K18C02T KC2018 02 11.87712 08 04 28.53 +34 20 33.7                UEC083J95
     K18C02T KC2018 02 11.88206 08 04 27.13 +34 20 07.0          20.0 GUEC083J95
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m f/4 reflector + CCD.
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector
    + CCD.
587 Sormano.  Observers A. Fumagalli, I. Proserpio, P. Sicoli, A. Testa.
    Measurer P. Sicoli.  0.5-m f/6.8 reflector + CCD.
711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
    reducer.
C42 Xingming Observatory, Mt. Nanshan.  Observers Z. Xu, X. Gao.  Measurer
    Z. Xu.  0.6-m f/8 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard,
    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 CT2                                                 Earth MOID = 0.2372 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 354.98009              (2000.0)            P               Q
n   0.43543105     Peri.  216.74070     -0.94466597     +0.05293112
a   1.7239439      Node   322.06159     +0.20933824     -0.66253953
e   0.3176383      Incl.   31.77318     -0.25255435     -0.74715438
P   2.26           H   21.4           G   0.15           U   8
Residuals in seconds of arc
180209 G96  0.5+  0.8-    180209 L01  0.3+  0.3-    180210 587  0.5+  0.7-
180209 G96  0.5+  0.7-    180209 C42  0.1+  0.8-    180210 587  0.4+  0.6-
180209 G96  0.3+  0.1-    180209 C42  0.8+  0.1+    180210 204  0.6+  0.2-
180209 G96  0.5+  0.3-    180209 C42  1.1+  0.7-    180210 204  0.3+  0.4-
180209 711  0.4+  0.3-    180209 C42  0.8+  0.2-    180210 204  0.5+  0.4-
180209 I52  0.3+  0.4-    180209 J95  0.6+  0.3-    180210 104  0.3+  0.1+
180209 I52  0.3+  0.6-    180209 J95  0.3+  0.1+    180210 104  0.6+  0.4-
180209 711  0.4+  0.3-    180209 J95  0.2+  0.6-    180210 104  0.0   0.6-
180209 I52  0.4+  0.4-    180210 I52  0.1+  0.6-    180211 I52  0.5+  0.1-
180209 I52  0.2+  0.8-    180210 I52  0.7+  0.4-    180211 I52  0.9+  0.3+
180209 711  0.3+  0.2+    180210 I52  0.4+  0.3-    180211 I52  0.2+  0.3-
180209 I52  0.3+  0.2-    180210 I52  0.3+  0.0     180211 I52  0.5+  0.2-
180209 I52  0.0   0.6-    180210 L01  0.3+  0.4-    180211 J95  0.6+  0.5-
180209 I52  0.4+  0.1-    180210 L01  0.1+  0.5-    180211 J95  0.6+  0.4-
180209 I52  0.0   0.5-    180210 L01  0.4+  1.1-    180211 J95  0.1-  0.0
180209 L01  0.5+  0.8-    180210 587  0.7+  1.0-
180209 L01  0.3+  0.1-    180210 587  0.6+  0.6-

Ephemeris:
2018 CT2                 a,e,i = 1.72, 0.32, 32                  q = 1.1764
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 13    10 28 16.5 +56 51 48   0.4872  1.3629   132.9    31.9    21.9
...
2018 01 28    09 21 39.9 +51 12 34   0.3678  1.3063   146.1    24.8    21.0
...
2018 02 05    08 38 03.7 +43 44 45   0.3233  1.2790   151.3    21.7    20.5
...
2018 02 11    08 08 23.1 +35 40 29   0.3032  1.2601   150.7    22.5    20.4
2018 02 12    08 03 55.7 +34 09 29   0.3011  1.2571   150.1    23.1    20.4
2018 02 13    07 59 38.1 +32 36 14   0.2995  1.2542   149.3    23.7    20.4
...
2018 02 19    07 37 26.8 +22 47 34   0.2975  1.2374   142.3    29.2    20.5
...
2018 02 27    07 17 11.1 +09 56 45   0.3150  1.2177   130.2    38.4    20.9
...
2018 03 14    07 01 13.9 -08 29 22   0.3899  1.1905   110.9    51.3    21.6

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-C83



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