[Iaude] MPEC X80: 2018 XC2 [a=1.80,e=0.45,i=13.4,H=21.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Dec 12 06:57:16 EST 2018


M.P.E.C. 2018-X80                                Issued 2018 Dec. 12, 11:54 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 XC2
 
Observations:
     K18X02C* C2018 12 09.28990105 18 45.11 +27 41 44.1          19.37RUEX080I41
     K18X02C  C2018 12 09.29337305 18 44.71 +27 41 56.8          19.37RUEX080I41
     K18X02C  C2018 12 09.30433405 18 43.68 +27 42 30.3          19.46RUEX080I41
     K18X02C  C2018 12 09.30780505 18 43.27 +27 42 40.8          19.46RUEX080I41
     K18X02C  C2018 12 09.48864 05 18 25.86 +27 51 53.5          19.3 GVEX080I52
     K18X02C  C2018 12 09.49766 05 18 25.05 +27 52 20.9                VEX080I52
     K18X02C  C2018 12 09.49967 05 18 24.87 +27 52 27.4          19.3 GVEX080I52
     K18X02C  C2018 12 09.50993 05 18 23.92 +27 52 57.7          19.3 GVEX080I52
     K18X02C KC2018 12 10.00125905 17 43.05 +28 18 44.8          19.0 GVEX080C95
     K18X02C KC2018 12 10.00872105 17 42.31 +28 19 08.7          18.9 GVEX080C95
     K18X02C KC2018 12 10.01456 05 17 41.50 +28 19 27.6          18.9 RVEX080K63
     K18X02C KC2018 12 10.01618105 17 41.55 +28 19 32.4          18.9 GVEX080C95
     K18X02C KC2018 12 10.01804 05 17 41.16 +28 19 38.7          19.0 RVEX080K63
     K18X02C  C2018 12 10.02149 05 17 40.92 +28 19 45.1          19.0 VSEX080033
     K18X02C KC2018 12 10.02230 05 17 40.81 +28 19 51.9          19.3 RVEX080K63
     K18X02C  C2018 12 10.02310 05 17 40.78 +28 19 49.9          19.1 VSEX080033
     K18X02C KC2018 12 10.02364605 17 40.82 +28 19 55.8          19.2 GVEX080C95
     K18X02C  C2018 12 10.02470 05 17 40.61 +28 19 55.2          19.1 VSEX080033
     K18X02C KC2018 12 10.03152705 17 40.04 +28 20 21.0          19.8 GVEX080C95
     K18X02C KC2018 12 10.03309 05 17 39.73 +28 20 25.5          19.3  VEX080104
     K18X02C KC2018 12 10.03729 05 17 39.31 +28 20 38.6          19.2  VEX080104
     K18X02C KC2018 12 10.05494 05 17 37.55 +28 21 34.2          18.9  VEX080104
     K18X02C  C2018 12 10.17787 05 17 29.07 +28 28 10.2          19.0 GVEX080I52
     K18X02C  C2018 12 10.17974 05 17 28.88 +28 28 16.1          19.1 GVEX080I52
     K18X02C  C2018 12 10.18160 05 17 28.67 +28 28 21.7          19.2 GVEX080I52
     K18X02C  C2018 12 10.18346 05 17 28.44 +28 28 27.8                VEX080I52
     K18X02C  C2018 12 10.30786 05 17 15.89 +28 35 10.9          18.6 GVEX080G96
     K18X02C  C2018 12 10.31344 05 17 15.28 +28 35 28.8          19.4 GVEX080G96
     K18X02C  C2018 12 10.31901 05 17 14.71 +28 35 46.9          19.4 GVEX080G96
     K18X02C  C2018 12 10.32459 05 17 14.16 +28 36 04.6          19.4 GVEX080G96
     K18X02C KC2018 12 10.41787 05 17 04.48 +28 41 00.9          18.3 RqEX080H15
     K18X02C KC2018 12 10.42038 05 17 04.17 +28 41 09.3          19.3 RqEX080H15
     K18X02C KC2018 12 10.42288 05 17 03.89 +28 41 16.3          18.1 RqEX080H15
     K18X02C  C2018 12 10.51093 05 16 58.83 +28 46 01.4          19.7 RmEX080P93
     K18X02C  C2018 12 10.51548 05 16 58.38 +28 46 16.9          19.8 RmEX080P93
     K18X02C  C2018 12 10.52459 05 16 57.48 +28 46 46.6          19.6 RmEX080P93
     K18X02C KC2018 12 10.84259 05 16 28.14 +29 03 56.3                VEX080587
     K18X02C KC2018 12 10.84542 05 16 27.84 +29 04 05.5                VEX080587
     K18X02C KC2018 12 10.84612 05 16 27.78 +29 04 07.9          18.5 GVEX080587
     K18X02C KC2018 12 10.95841 05 16 15.82 +29 10 19.6          19.1 RoEX080K88
     K18X02C KC2018 12 10.96306 05 16 15.36 +29 10 35.1          18.4 RoEX080K88
     K18X02C KC2018 12 10.96770 05 16 14.89 +29 10 50.4          18.8 RoEX080K88
     K18X02C IC2018 12 10.97289905 16 14.53 +29 11 08.5          19.3 GVEX080L01
     K18X02C KC2018 12 10.97445505 16 14.39 +29 11 13.7          19.4 GVEX080L01
     K18X02C KC2018 12 10.97609105 16 14.20 +29 11 19.3          19.4 GVEX080L01
     K18X02C KC2018 12 11.04731 05 16 06.85 +29 15 14.0          18.2 RVEX080K38
     K18X02C KC2018 12 11.06737 05 16 04.81 +29 16 18.7          19.0 RVEX080K38
     K18X02C KC2018 12 11.07367 05 16 04.14 +29 16 39.4                VEX080204
     K18X02C KC2018 12 11.07741 05 16 03.76 +29 16 51.6          19.3 RVEX080K38
     K18X02C KC2018 12 11.08033 05 16 03.45 +29 17 01.1                VEX080204
     K18X02C KC2018 12 11.08698 05 16 02.75 +29 17 23.1          19.2 GVEX080204
     K18X02C KC2018 12 11.33620 05 15 38.71 +29 31 18.6          19.2 RuEX080850
     K18X02C KC2018 12 11.34385 05 15 37.93 +29 31 44.3          19.4 RuEX080850
     K18X02C KC2018 12 11.35142 05 15 37.13 +29 32 10.8          19.5 RuEX080850
     K18X02C KC2018 12 11.78776 05 14 57.51 +29 56 28.0          19.6 GVEX080Z99
     K18X02C KC2018 12 11.79128 05 14 57.33 +29 56 39.9          19.5 GVEX080Z99
     K18X02C KC2018 12 11.79493 05 14 56.79 +29 56 52.3          19.4 GVEX080Z99
     K18X02C KC2018 12 11.82842 05 14 53.39 +29 58 53.0          18.7 RVEX080K51
     K18X02C KC2018 12 11.83074 05 14 53.14 +29 59 01.1          18.6 RVEX080K51
     K18X02C KC2018 12 11.83306 05 14 52.90 +29 59 09.0          18.5 RVEX080K51
     K18X02C KC2018 12 11.87493 05 14 48.02 +30 01 34.5          19.2 VtEX080L04
     K18X02C KC2018 12 11.87896 05 14 47.58 +30 01 48.4          19.1 VtEX080L04
     K18X02C KC2018 12 11.93301 05 14 42.07 +30 04 53.9          18.5 RVEX080K38
     K18X02C KC2018 12 11.95700 05 14 39.36 +30 06 16.2          18.9 RVEX080K38
     K18X02C KC2018 12 12.14250 05 14 21.71 +30 16 57.8          18.9 RuEX080850
     K18X02C KC2018 12 12.16686 05 14 18.96 +30 18 22.7          19.1 RuEX080850
     K18X02C KC2018 12 12.18365 05 14 17.07 +30 19 21.1          19.4 RuEX080850
 
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers C. Hoegner,
    B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector +
    CCD.
587 Sormano.  Observers M. Calcagno, A. Fumagalli, P. Sicoli, A. Testa.
    Measurer P. Sicoli.  0.5-m f/6.8 reflector + CCD.
850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig, R. O. Starr,
    J. R. Hofstetter, T. R. Potter.  0.3-m f/9.4 Schmidt-Cassegrain +
    3072x2048 CCD.
C95 SATINO Remote Observatory, Haute Provence.  Observer J. Jahn.  0.60-m
    f/3.2 Newtonian reflector + CCD.
G96 Mt. Lemmon Survey.  Observer D. C. Fuls.  Measurers B. M. Africano,
    E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
H15 ISON-NM Observatory, Mayhill.  Observer L. Elenin.  0.4-m f/3 reflector +
    CCD.
I41 Palomar Mountain--ZTF.  Observer A. U. Tomatic.  Measurers D. Streaks,
    H.-W. Lin, F. J. Masci, Q.-Z. Ye.  1.2-m f/2.4 Schmidt.
I52 Steward Observatory, Mt. Lemmon Station.  Observers H. Groeller,
    G. J. Leonard.  Measurers B. M. Africano, E. J. Christensen,
    G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller,
    R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly.
    1.0-m reflector + CCD.
K38 M57 Observatory, Saltrio.  Observer G. Baj.  0.3-m f/5.5 Ritchey-Chretien
    + CCD.
K51 Osservatorio del Celado, Castello Tesino.  Observers G. Favero,
    R. Furgoni.  Measurer R. Furgoni.  0.80-m f/4 reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.
    0.41-m f/3.2 Newtonian reflector + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5
    reflector + CCD.
P93 Space Tracking and Communications Center, JAXA.  Observers S. Okumura,
    T. Fujiwara.  1.0-m f/3.0 reflector + CCD.
Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8
    Schmidt-Cassegrain + CCD.
 
Orbital elements:
2018 XC2                                                 Earth MOID = 0.1613 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  27.84962              (2000.0)            P               Q
n   0.40939317     Peri.   76.28357     -0.83926128     -0.49635478
a   1.7962867      Node    73.54893     +0.36476847     -0.81672134
e   0.4504444      Incl.   13.38240     +0.40321764     -0.29427569
P   2.41           H   21.4           G   0.15           U   8
Residuals in seconds of arc
181209 I41  0.8+  0.4-    181210 I52  0.0   0.1-    181211 K38  0.8+  0.1-
181209 I41  0.1-  1.5+    181210 I52  0.4-  0.6-    181211 204  0.5+  0.0
181209 I41  0.3+  1.0+    181210 I52  1.0-  0.6-    181211 K38  0.7+  0.0
181209 I41  0.7-  0.8+    181210 G96  0.2+  0.2-    181211 204  0.5+  0.1-
181209 I52  0.1+  0.4-    181210 G96  0.2-  0.2-    181211 204  0.3+  0.2+
181209 I52  0.3+  0.4-    181210 G96  0.1-  0.0     181211 850  2.0-  0.2-
181209 I52  0.3+  0.0     181210 G96  0.3+  0.2-    181211 850  1.5-  0.3+
181209 I52  0.1-  0.8-    181210 H15  0.7+  0.3-    181211 850  1.4-  1.9+
181210 C95  0.2+  0.5-    181210 H15  0.1-  0.1+    181211 Z99  0.5-  1.0+
181210 C95  0.3+  0.2-    181210 H15  0.5-  0.8-    181211 Z99  1.8+  0.7+
181210 K63  0.9-  0.5+    181210 P93  0.3-  0.1-    181211 Z99  0.4-  0.5+
181210 C95  0.0   0.1-    181210 P93  0.1-  0.4+    181211 K51  0.1+  0.1-
181210 K63  0.8-  0.6+    181210 P93  0.2+  0.1+    181211 K51  0.1+  0.1-
181210 033  0.1+  0.2-    181210 587  0.2-  0.0     181211 K51  0.2+  0.2-
181210 K63  0.2+  0.4+    181210 587  0.4-  0.2-    181211 L04  0.2+  0.2-
181210 033  0.4+  0.5-    181210 587  0.2-  0.2-    181211 L04  0.2+  0.1-
181210 C95  0.2+  0.3-    181210 K88  0.5-  0.0     181211 K38  0.5+  0.2-
181210 033  0.2+  0.2-    181210 K88  0.1-  0.2+    181211 K38  0.0   0.3-
181210 C95  0.2+  0.0     181210 K88  0.1+  0.2+    181212 850  0.1-  0.3-
181210 104  0.2+  0.1-    181210 L01  0.2+  0.4-    181212 850  0.0   0.5-
181210 104  0.1+  0.2-    181210 L01  0.5+  0.3-    181212 850  0.3+  0.6-
181210 104  0.2-  0.2-    181210 L01  0.3+  0.1-
181210 I52  0.1+  0.1+    181211 K38  0.1+  0.9+

Ephemeris:
2018 XC2                 a,e,i = 1.80, 0.45, 13                  q = 0.9872
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 12    05 30 30.3 +14 17 08   0.5004  1.4306   145.5    23.1    21.8
...
2018 11 27    05 29 45.4 +19 32 01   0.3613  1.3339   161.2    13.8    20.6
...
2018 12 05    05 23 56.4 +24 19 48   0.3008  1.2833   170.7     7.2    19.9
...
2018 12 11    05 16 12.2 +29 12 45   0.2627  1.2461   173.6     5.0    19.4
2018 12 12    05 14 35.0 +30 08 50   0.2570  1.2400   172.9     5.6    19.4
2018 12 13    05 12 51.6 +31 07 05   0.2515  1.2340   171.9     6.5    19.4
...
2018 12 19    05 00 04.6 +37 42 01   0.2227  1.1983   162.7    14.2    19.3
...
2018 12 27    04 34 29.3 +48 16 02   0.1957  1.1530   147.3    27.4    19.4
...
2019 01 11    02 49 07.0 +68 58 16   0.1788  1.0782   117.7    53.9    19.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-X80



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