[Iaude] MPEC C52: 2018 CT1 [a=1.35,e=0.63,i=18.7,H=21.9]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Feb 10 13:42:59 EST 2018


M.P.E.C. 2018-C52                                Issued 2018 Feb. 10, 18:31 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 CT1
 
Observations:
     K18C01T  C2018 01 15.48545 10 33 22.207+11 27 41.69         22.1 wUEC052F51
     K18C01T  C2018 01 15.49585 10 33 22.909+11 27 58.97         22.3 wUEC052F51
     K18C01T  C2018 01 15.51025 10 33 23.864+11 28 22.89         22.4 wUEC052F51
     K18C01T* C2018 02 07.29481 11 33 23.51 +43 29 31.5          19.7 GUEC052703
     K18C01T  C2018 02 07.30022 11 33 25.95 +43 30 37.5          19.6 GUEC052703
     K18C01T  C2018 02 07.30563 11 33 28.23 +43 31 42.6          19.7 GUEC052703
     K18C01T  C2018 02 07.34785 11 33 47.41 +43 40 20.5          20.0 GUEC052I52
     K18C01T  C2018 02 07.34826 11 33 47.64 +43 40 25.1          20.3 GUEC052I52
     K18C01T  C2018 02 07.34868 11 33 47.82 +43 40 29.9          19.8 GUEC052I52
     K18C01T  C2018 02 07.34909 11 33 47.92 +43 40 37.1          19.9 GUEC052I52
     K18C01T  C2018 02 07.51288 11 35 02.76 +44 14 02.8          19.1 GUEC052I52
     K18C01T  C2018 02 07.51330 11 35 02.99 +44 14 07.4          18.9 GUEC052I52
     K18C01T  C2018 02 07.51371 11 35 03.18 +44 14 13.2          18.8 GUEC052I52
     K18C01T  C2018 02 07.51541 11 35 03.97 +44 14 33.3          19.2 GUEC052I52
     K18C01T  C2018 02 07.90411 11 38 24.34 +45 35 56.3          19.8 VqEC052C42
     K18C01T  C2018 02 07.90490 11 38 24.67 +45 36 05.6          19.7 VqEC052C42
     K18C01T  C2018 02 07.90567 11 38 25.01 +45 36 15.4          19.9 VqEC052C42
     K18C01T  C2018 02 07.90646 11 38 25.53 +45 36 25.5          19.7 VqEC052C42
     K18C01T  C2018 02 08.19455511 41 09.36 +46 38 15.6          18.8 GUEC052H01
     K18C01T  C2018 02 08.19872111 41 11.69 +46 39 10.9          18.9 GUEC052H01
     K18C01T  C2018 02 08.20840911 41 17.12 +46 41 19.7          18.6 GUEC052H01
     K18C01T  C2018 02 08.21655611 41 21.65 +46 43 08.0          18.8 GUEC052H01
     K18C01T  C2018 02 08.27962 11 41 57.07 +46 57 07.3          18.9 GUEC052I52
     K18C01T  C2018 02 08.27986 11 41 57.25 +46 57 10.5          18.9 GUEC052I52
     K18C01T  C2018 02 08.28010 11 41 57.38 +46 57 13.5          19.2 GUEC052I52
     K18C01T  C2018 02 08.28034 11 41 57.49 +46 57 17.0          18.9 GUEC052I52
     K18C01T KC2018 02 08.35129 11 42 35.84 +47 12 58.2          19.2 RqEC052H36
     K18C01T KC2018 02 08.35539 11 42 38.13 +47 13 53.6          19.7 RqEC052H36
     K18C01T KC2018 02 08.35950 11 42 40.46 +47 14 48.1          19.3 RqEC052H36
     K18C01T  C2018 02 08.86863 11 47 57.46 +49 09 22.0          19.8 VqEC052C42
     K18C01T  C2018 02 08.86941 11 47 57.98 +49 09 32.9          19.6 VqEC052C42
     K18C01T  C2018 02 08.87019 11 47 58.47 +49 09 43.0          19.5 VqEC052C42
     K18C01T  C2018 02 08.87096 11 47 58.95 +49 09 53.4          19.7 VqEC052C42
     K18C01T KC2018 02 08.88617 11 48 12.71 +49 12 59.7          19.0 RqEC052113
     K18C01T KC2018 02 08.89195 11 48 16.52 +49 14 20.0          19.1 RqEC052113
     K18C01T KC2018 02 08.89772 11 48 20.28 +49 15 40.5          19.1 RqEC052113
     K18C01T  C2018 02 09.36136 11 53 45.30 +51 04 31.4          18.8 GUEC052I52
     K18C01T  C2018 02 09.36160 11 53 45.51 +51 04 35.0          18.6 GUEC052I52
     K18C01T  C2018 02 09.36184 11 53 45.66 +51 04 38.4          18.9 GUEC052I52
     K18C01T  C2018 02 09.36413 11 53 47.30 +51 05 11.0          18.7 GUEC052I52
     K18C01T KC2018 02 10.07583 12 03 27.99 +53 57 33.5          19.9 VqEC052595
     K18C01T KC2018 02 10.08500 12 03 36.04 +53 59 49.5          19.6 VqEC052595
     K18C01T KC2018 02 10.09405 12 03 43.87 +54 02 03.8          19.7 VqEC052595
     K18C01T KC2018 02 10.10837 12 03 57.62 +54 05 31.3                UEC052J95
     K18C01T KC2018 02 10.11005 12 03 59.10 +54 05 55.7                UEC052J95
     K18C01T KC2018 02 10.11173 12 04 00.64 +54 06 21.6          19.3 GUEC052J95
     K18C01T  C2018 02 10.53302 12 10 41.53 +55 51 54.8          19.0 GUEC052I52
     K18C01T  C2018 02 10.53321 12 10 41.74 +55 51 57.3          18.8 GUEC052I52
     K18C01T  C2018 02 10.53339 12 10 41.97 +55 52 00.4          18.7 GUEC052I52
 
Observer details:
113 Volkssternwarte Drebach, Schoenbrunn.  Observer G. Lehmann.  0.5-m f/4.6
    reflector + CCD.
595 Farra d'Isonzo.  Observer E. Pettarin.  0.40-m f/4.5 reflector + CCD.
703 Catalina Sky Survey.  Observer G. J. Leonard.  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.
    0.68-m Schmidt + 10K CCD.
C42 Xingming Observatory, Mt. Nanshan.  Observers Z. Xu, X. Gao.  Measurer
    Z. Xu.  0.6-m f/8 Ritchey-Chretien + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
    M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
    Ritchey-Chretien + 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.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard,
    R. A. Kowalski, 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.
 
Orbital elements:
2018 CT1                                                 Earth MOID = 0.1261 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 348.22214              (2000.0)            P               Q
n   0.62870671     Peri.  131.24181     -0.20306786     +0.94354843
a   1.3494931      Node   125.14279     -0.96653369     -0.15036882
e   0.6316112      Incl.   18.66411     -0.15676754     -0.29513653
P   1.57           H   21.9           G   0.15           U   6
Residuals in seconds of arc
180115 F51  0.0   0.0     180207 C42  0.2+  0.3+    180208 113  0.1+  0.0
180115 F51  0.1+  0.0     180208 H01  0.1-  0.0     180208 113  0.0   0.0
180115 F51  0.0   0.0     180208 H01  0.1-  0.1-    180209 I52  0.2-  0.3-
180207 703  0.1-  0.8+    180208 H01  0.1+  0.0     180209 I52  0.1+  0.1-
180207 703  0.1-  0.5+    180208 H01  0.2-  0.1-    180209 I52  0.1-  0.2-
180207 703 (1.7-  0.8-)   180208 I52  0.3-  0.0     180209 I52  0.0   0.4-
180207 I52  0.4+  0.6-    180208 I52  0.2+  0.0     180210 595  0.4-  0.4-
180207 I52  0.9+  1.0-    180208 I52  0.1+  0.2-    180210 595  0.4+  0.4-
180207 I52  0.8+  1.4-    180208 I52  0.1-  0.1+    180210 595  0.1-  0.3-
180207 I52  0.1-  0.8+    180208 H36  0.2-  0.6-    180210 J95  0.2-  0.3+
180207 I52  0.3-  0.2+    180208 H36  0.2-  0.4+    180210 J95  0.1-  0.3-
180207 I52  0.1+  0.3-    180208 H36  0.0   0.4+    180210 J95  0.4+  0.6+
180207 I52  0.1+  0.5+    180208 C42  0.2-  0.1-    180210 I52  0.3-  0.2-
180207 I52  0.0   0.3-    180208 C42  0.0   0.1+    180210 I52  0.1-  0.6-
180207 C42  0.3+  1.0+    180208 C42  0.0   0.5-    180210 I52  0.4+  0.2-
180207 C42  0.5-  0.2+    180208 C42  0.1-  0.7-
180207 C42  1.0-  0.2+    180208 113  0.1-  0.3+

Ephemeris:
2018 CT1                 a,e,i = 1.35, 0.63, 19                  q = 0.4971
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 11    10 27 59.9 +09 43 03   0.5039  1.3877   135.3    29.9    22.4
...
2018 01 26    10 48 44.0 +18 59 04   0.2949  1.2441   147.8    24.9    20.9
...
2018 02 03    11 09 43.2 +31 33 35   0.2014  1.1614   148.1    26.6    19.9
...
2018 02 09    11 49 25.3 +49 39 22   0.1484  1.0966   135.0    39.5    19.5
2018 02 10    12 02 19.9 +53 38 31   0.1421  1.0856   131.2    43.2    19.5
2018 02 11    12 19 14.7 +57 50 15   0.1367  1.0745   126.9    47.3    19.5
...
2018 02 17    17 42 25.6 +73 17 40   0.1285  1.0067    94.7    78.0    20.2
...
2018 02 25    21 17 29.0 +47 59 17   0.1763  0.9132    59.6   110.9    22.2
...
2018 03 12    22 04 29.6 +22 57 51   0.3406  0.7332    33.3   131.9    24.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-C52



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