[Iaude] MPEC C76: 2018 CN2 [a=1.20,e=0.47,i=25.8,H=27.8]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Feb 10 18:11:17 EST 2018


M.P.E.C. 2018-C76                                Issued 2018 Feb. 10, 23:07 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 CN2
 
Observations:
     K18C02N* C2018 02 08.34826 11 41 23.46 +45 58 08.9          19.2 GUEC076G96
     K18C02N  C2018 02 08.35354 11 41 17.34 +45 58 36.9          19.6 GUEC076G96
     K18C02N  C2018 02 08.35882 11 41 11.17 +45 59 04.5          19.5 GUEC076G96
     K18C02N  C2018 02 08.36410 11 41 04.85 +45 59 32.1          19.6 GUEC076G96
     K18C02N  C2018 02 08.39239411 40 25.34 +46 01 35.4          19.1 GUEC076H01
     K18C02N  C2018 02 08.40073811 40 14.47 +46 02 14.1          19.1 GUEC076H01
     K18C02N  C2018 02 08.40631711 40 07.07 +46 02 39.6          19.6 GUEC076H01
     K18C02N  C2018 02 08.40923 11 40 07.45 +46 03 15.7          19.5 GUEC076I52
     K18C02N  C2018 02 08.40947 11 40 07.11 +46 03 17.1          19.1 GUEC076I52
     K18C02N  C2018 02 08.40971 11 40 06.80 +46 03 17.8          19.5 GUEC076I52
     K18C02N  C2018 02 08.40995 11 40 06.50 +46 03 19.4          19.4 GUEC076I52
     K18C02N  C2018 02 08.41698211 39 52.70 +46 03 27.2          18.9 GUEC076H01
     K18C02N  C2018 02 08.46027 11 38 56.35 +46 06 29.8                oEC076G37
     K18C02N  C2018 02 08.46094 11 38 55.34 +46 06 32.7                oEC076G37
     K18C02N  C2018 02 08.46230 11 38 53.34 +46 06 38.3                oEC076G37
     K18C02N  C2018 02 08.47454 11 38 34.97 +46 07 27.8                oEC076G37
     K18C02N  C2018 02 08.47544 11 38 33.61 +46 07 31.3                oEC076G37
     K18C02N HC2018 02 08.47620 11 38 31.75 +46 08 17.1          18.7 RoEC076291
     K18C02N  C2018 02 08.47634 11 38 32.21 +46 07 35.1                oEC076G37
     K18C02N HC2018 02 08.47642 11 38 31.41 +46 08 17.9          18.7 RoEC076291
     K18C02N HC2018 02 08.47663 11 38 31.08 +46 08 18.7          19.2 RoEC076291
     K18C02N  C2018 02 08.47747 11 38 30.49 +46 07 39.2                oEC076G37
     K18C02N  C2018 02 08.47864 11 38 28.71 +46 07 43.9                oEC076G37
     K18C02N  C2018 02 08.47932 11 38 27.68 +46 07 46.8                oEC076G37
     K18C02N  C2018 02 08.48045 11 38 25.96 +46 07 51.1                oEC076G37
     K18C02N  C2018 02 08.48113 11 38 24.94 +46 07 53.7                oEC076G37
     K18C02N  C2018 02 08.48243 11 38 22.92 +46 07 58.7                oEC076G37
     K18C02N  C2018 02 08.48469 11 38 19.44 +46 08 07.6                oEC076G37
     K18C02N  C2018 02 08.48515 11 38 18.75 +46 08 09.3                oEC076G37
     K18C02N  C2018 02 08.48612911 38 12.15 +46 08 04.0          19.0 GUEC076H01
     K18C02N  C2018 02 08.49994311 37 50.70 +46 08 52.6          18.1 GUEC076H01
     K18C02N  C2018 02 08.51289811 37 30.21 +46 09 36.2          19.4 GUEC076H01
     K18C02N  C2018 02 08.52301611 37 13.97 +46 10 09.1          18.6 GUEC076H01
     K18C02N KC2018 02 08.82820 11 29 44.03 +46 43 24.6          17.7 RqEC076113
     K18C02N KC2018 02 08.82993 11 29 38.59 +46 43 54.7          17.5 RqEC076113
     K18C02N KC2018 02 08.83022211 29 52.12 +46 43 54.0          18.2 VqEC076C95
     K18C02N KC2018 02 08.83166 11 29 33.11 +46 44 25.6          18.1 RqEC076113
     K18C02N KC2018 02 08.83340 11 29 27.49 +46 44 56.4                qEC076113
     K18C02N KC2018 02 08.83774911 29 28.47 +46 46 15.5          18.0 VqEC076C95
     K18C02N KC2018 02 08.84526611 29 03.86 +46 48 39.3          17.6 VqEC076C95
     K18C02N KC2018 02 08.85278511 28 38.17 +46 51 07.6          18.0 VqEC076C95
     K18C02N KC2018 02 08.86030211 28 11.26 +46 53 40.9          18.0 VqEC076C95
     K18C02N KC2018 02 08.87530111 27 13.74 +46 58 57.5          17.6 VqEC076C95
     K18C02N KC2018 02 08.88280811 26 43.10 +47 01 44.3          17.9 VqEC076C95
     K18C02N KC2018 02 08.89031411 26 10.87 +47 04 34.9          17.9 VqEC076C95
     K18C02N KC2018 02 08.89782711 25 37.20 +47 07 30.0          18.0 VqEC076C95
     K18C02N KC2018 02 08.96568311 19 08.02 +47 37 55.0          17.6 VqEC076C95
     K18C02N KC2018 02 08.97333811 18 12.27 +47 41 52.1          17.2 VqEC076C95
     K18C02N KC2018 02 08.98099311 17 13.47 +47 45 55.2          17.2 VqEC076C95
     K18C02N  C2018 02 09.05832411 02 59.54 +48 26 13.0          15.9  UEC076K80
     K18C02N  C2018 02 09.05861211 02 55.50 +48 26 24.3          16.0  UEC076K80
     K18C02N  C2018 02 09.05904511 02 49.45 +48 26 41.4          16.0  UEC076K80
     K18C02N  C2018 02 09.05911711 02 48.42 +48 26 44.4          16.5  UEC076K80
     K18C02N  C2018 02 09.05998311 02 36.19 +48 27 18.5          16.4  UEC076K80
     K18C02N KC2018 02 09.11025610 48 04.56 +49 15 33.1          16.0 VqEC076C95
     K18C02N KC2018 02 09.11333110 46 53.64 +49 18 14.0          15.8 VqEC076C95
     K18C02N KC2018 02 09.11640610 45 40.32 +49 20 58.0          15.6 VqEC076C95
 
Observer details:
113 Volkssternwarte Drebach, Schoenbrunn.  Observer G. Lehmann.  0.5-m f/4.6
    reflector + CCD.
291 LPL/Spacewatch II.  Observer J. V. Scotti.  1.8-m f/2.7 reflector + CCD.
C95 SATINO Remote Observatory, Haute Provence.  Observer J. Jahn.  0.60-m
    f/3.2 Newtonian reflector + CCD.
G37 Lowell Observatory-Discovery Channel Telescope.  Observers M. Devogele,
    H. Larson.  Measurer A. Thirouin.
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 R. A. Kowalski.
    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.
K80 Platanus Observatory, Lusowko.  Observer T. Kluwak.  0.28-m f/2.2 Schmidt
    + CCD.
 
Orbital elements:
2018 CN2                                                 Earth MOID = 0.0001 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 348.60574              (2000.0)            P               Q
n   0.74569580     Peri.  276.53357     -0.48525000     +0.82893764
a   1.2043746      Node   320.20502     -0.52578474     -0.53084843
e   0.4741510      Incl.   25.76351     -0.69862926     -0.17624510
P   1.32           H   27.8           G   0.15           U   9
Residuals in seconds of arc
180208 G96  0.9+  0.3-    180208 291  0.0   0.3+    180208 C95  0.1+  0.0
180208 G96  0.5+  0.2-    180208 291  0.0   0.2+    180208 C95  0.0   0.3-
180208 G96  0.7+  0.3-    180208 G37  0.6-  0.1+    180208 C95  0.3+  0.4-
180208 G96  0.2+  0.1-    180208 G37  0.5-  0.1+    180208 C95  0.1+  0.2+
180208 H01  0.4+  0.2-    180208 G37  0.4-  0.4+    180208 C95  1.0-  1.0-
180208 H01  0.5+  0.2-    180208 G37  0.4-  0.2+    180208 C95  0.1+  0.1-
180208 H01  0.3+  0.2-    180208 G37  0.1-  0.2+    180208 C95  0.4-  0.1-
180208 I52  0.3+  0.3-    180208 G37  0.4-  0.1+    180208 C95  0.2+  0.5-
180208 I52  0.1+  0.1-    180208 G37  0.4-  0.2+    180208 C95  0.6+  0.5-
180208 I52  0.2+  0.5-    180208 G37  0.2-  0.2+    180208 C95  0.3+  0.6+
180208 I52  0.5+  0.0     180208 H01  0.1-  0.2-    180208 C95  0.7-  0.8+
180208 H01  0.3+  0.2-    180208 H01  0.1-  0.2-    180209 K80  0.4-  0.2-
180208 G37  0.1-  0.3+    180208 H01  0.2-  0.3-    180209 K80  0.5-  0.3-
180208 G37  0.3-  0.5+    180208 H01  0.2-  0.2-    180209 K80  0.2-  0.3-
180208 G37  0.2-  0.4+    180208 113  0.1+  0.1+    180209 K80  0.4-  0.2-
180208 G37  0.3-  0.3+    180208 113  0.2+  0.3-    180209 K80  0.5-  0.5-
180208 G37  0.2-  0.2+    180208 C95  1.0+  1.3-    180209 C95  0.5+  0.2+
180208 291  0.0   0.3+    180208 113  0.5+  0.1-    180209 C95  0.8+  0.3-
180208 G37  0.6-  0.4+    180208 113  0.3+  0.3-    180209 C95  0.1+  0.9+

Ephemeris:
2018 CN2                 a,e,i = 1.20, 0.47, 26                  q = 0.6333
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 11    11 36 09.7 +43 56 43   0.3432  1.2132   125.0    41.6    27.5
...
2018 01 26    11 48 25.7 +44 35 22   0.1653  1.1020   132.0    41.6    25.7
...
2018 02 03    11 50 43.8 +44 56 05   0.07260 1.0385   135.4    41.8    23.8
...
2018 02 09    11 13 28.2 +47 55 02   0.0036010.9894   140.5    39.3    17.1
2018 02 10    00 02 20.1 -43 58 30   0.0079620.9810    43.2   136.4    23.7
2018 02 11    23 52 21.8 -44 55 25   0.01945 0.9726    42.0   137.3    25.7
...
2018 02 17    23 45 51.7 -45 14 42   0.08855 0.9220    39.9   136.5    28.8
...
2018 02 25    23 41 47.5 -44 37 07   0.1819  0.8549    38.5   133.9    29.9
...
2018 03 12    23 33 08.6 -41 08 19   0.3662  0.7383    37.6   124.7    30.2

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-C76



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