[Iaude] MPEC X36: 2018 XE [a=1.55,e=0.39,i=5.2,H=25.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Dec 4 17:19:45 EST 2018


M.P.E.C. 2018-X36                                Issued 2018 Dec. 4, 22:15 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 XE
 
Observations:
     K18X00E* C2018 12 03.39190 02 28 43.89 +19 01 35.9          17.6 cVEX036T05
     K18X00E  C2018 12 03.40004 02 29 03.54 +19 06 03.7          17.6 cVEX036T05
     K18X00E  C2018 12 03.40050 02 29 04.65 +19 06 18.5          17.7 cVEX036T05
     K18X00E  C2018 12 03.40817 02 29 23.11 +19 10 28.5          18.4 cVEX036T05
     K18X00E KC2018 12 03.94624302 51 46.14 +23 35 22.6          17.5 GVEX036J95
     K18X00E KC2018 12 03.94739502 51 48.69 +23 35 53.7          17.6 GVEX036J95
     K18X00E KC2018 12 03.94850802 51 51.17 +23 36 23.5          17.6 GVEX036J95
     K18X00E  C2018 12 03.98373602 53 13.515+23 55 08.22         17.8 GVEX036J04
     K18X00E  C2018 12 03.98386702 53 13.824+23 55 11.81         17.8 GVEX036J04
     K18X00E  C2018 12 03.98400702 53 14.120+23 55 15.64         17.8 GVEX036J04
     K18X00E KC2018 12 04.01841 02 54 58.07 +24 08 40.5          17.6 VqEX036W34
     K18X00E KC2018 12 04.03819 02 55 41.25 +24 17 29.1          17.8 VqEX036W34
     K18X00E KC2018 12 04.04187502 55 17.30 +24 17 01.8          17.7 GVEX036Z80
     K18X00E KC2018 12 04.04600 02 55 58.12 +24 20 56.3          18.1 VqEX036W34
     K18X00E KC2018 12 04.04718102 55 28.97 +24 19 15.9          17.9 GVEX036Z80
     K18X00E KC2018 12 04.05223402 55 40.09 +24 21 23.9          18.5 GVEX036Z80
     K18X00E KC2018 12 04.05593902 55 48.44 +24 22 58.9          18.3 GVEX036Z80
     K18X00E  C2018 12 04.08717 02 57 38.11 +24 38 26.3          17.6 GVEX036I52
     K18X00E  C2018 12 04.08735 02 57 38.51 +24 38 30.9          17.4 GVEX036I52
     K18X00E  C2018 12 04.08982 02 57 43.85 +24 39 35.6          17.3 GVEX036I52
     K18X00E  C2018 12 04.09186 02 57 48.28 +24 40 29.0                VEX036I52
     K18X00E KC2018 12 04.73240703 20 32.63 +28 36 57.8          17.4  UEX036B04
     K18X00E KC2018 12 04.74534303 20 57.48 +28 41 19.1          17.8  UEX036B04
     K18X00E KC2018 12 04.74942803 21 05.32 +28 42 41.4          17.1  UEX036B04
     K18X00E KC2018 12 04.75443 03 21 14.69 +28 44 37.9          17.8  VEX036104
     K18X00E KC2018 12 04.75724 03 21 20.03 +28 45 34.4          17.8  VEX036104
     K18X00E KC2018 12 04.75862003 21 22.83 +28 45 45.2          17.1  UEX036B04
     K18X00E KC2018 12 04.76006 03 21 25.35 +28 46 31.0          17.8  VEX036104
     K18X00E KC2018 12 04.77678303 21 55.62 +28 52 01.3          18.1 GVEX036L01
     K18X00E KC2018 12 04.77777303 21 57.47 +28 52 20.7          18.0 GVEX036L01
     K18X00E KC2018 12 04.77856403 21 58.95 +28 52 36.2          18.1 GVEX036L01
     K18X00E KC2018 12 04.77945103 22 00.59 +28 52 53.6          18.1 GVEX036L01
     K18X00E KC2018 12 04.78033603 22 02.23 +28 53 11.0          18.1 GVEX036L01
     K18X00E KC2018 12 04.78278 03 22 08.01 +28 54 03.3          17.3 RqEX036160
     K18X00E KC2018 12 04.78439 03 22 11.05 +28 54 35.1          18.1 RqEX036160
     K18X00E KC2018 12 04.78602 03 22 14.12 +28 55 07.8          17.8 RqEX036160
     K18X00E KC2018 12 04.78767 03 22 17.12 +28 55 39.9          16.7 RqEX036160
     K18X00E KC2018 12 04.78794 03 22 17.69 +28 55 43.0          17.4 RVEX036K63
     K18X00E KC2018 12 04.78930 03 22 20.18 +28 56 11.9          17.4 RqEX036160
     K18X00E KC2018 12 04.79479 03 22 30.36 +28 57 57.1          17.2 RVEX036K63
     K18X00E KC2018 12 04.80082 03 22 41.51 +28 59 54.6          17.2 RVEX036K63
     K18X00E KC2018 12 04.80840 03 22 55.55 +29 02 22.0          16.9 RVEX036K63
     K18X00E KC2018 12 04.80971 03 22 57.95 +29 02 34.0          18.0 GUEX036587
     K18X00E KC2018 12 04.81209 03 23 02.31 +29 03 19.8                UEX036587
     K18X00E KC2018 12 04.81229 03 23 02.66 +29 03 23.6                UEX036587
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
160 Castelmartini.  Observers M. Jaeger, E. Prosperi, S. Prosperi,
    W. Vollmann.  Measurer E. Prosperi.  0.35-m f/10 Schmidt-Cassegrain + CCD.
587 Sormano.  Observers M. Calcagno, F. Manca, P. Sicoli, A. Testa.  Measurer
    P. Sicoli.  0.5-m f/6.8 reflector + CCD.
B04 OAVdA, Saint-Barthelemy.  Observer A. Carbognani.  0.81-m f/4.7 reflector
    + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer E. J. Christensen.
    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.
J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers
    M. Micheli, D. Koschny, M. Busch, E. Schwab, A. Knoefel.  1.0-m f/4.4
    reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
    Schmidt-Cassegrain + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.
    0.41-m f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, H. Flewelling, A. Heinze,
    H. Weiland, J. Tonry.  Measurers L. Denneau, H. Flewelling, A. Heinze,
    J. Tonry, A. Fitzsimmons, D. Young, N. Erasmus.  0.5-m f/2.0 Schmidt +
    CCD.
W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.2-m
    f/7.0 Schmidt-Cassegrain + CCD.
Z80 Northolt Branch Observatory.  Observer G. Wells.  Measurer D. Bamberger.
    0.25-m f/8.0 Ritchey-Chretien + CCD.
 
Orbital elements:
2018 XE                                                  Earth MOID = 0.0056 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  89.85384              (2000.0)            P               Q
n   0.51233649     Peri.  323.22074     +0.83745565     -0.53974626
a   1.5467942      Node    69.65976     +0.52065373     +0.74032221
e   0.3907113      Incl.    5.24322     +0.16609552     +0.40074556
P   1.92           H   25.4           G   0.15           U   6
Residuals in seconds of arc
181203 T05  0.1-  0.2+    181204 Z80  1.2-  1.0-    181204 L01  0.0   0.0
181203 T05  0.2+  0.4+    181204 Z80  0.9+  0.4+    181204 L01  0.2-  0.0
181203 T05  0.2+  0.2+    181204 I52  0.1-  0.0     181204 L01  0.3-  0.1-
181203 T05  0.5-  0.8-    181204 I52  0.0   0.1-    181204 160  0.2-  0.1-
181203 J95  0.1+  0.1-    181204 I52  0.2-  0.2-    181204 160  0.3+  0.0
181203 J95  0.0   0.1+    181204 I52  0.1-  0.2-    181204 160  0.8+  0.6+
181203 J95  0.1+  0.0     181204 B04  0.4-  0.1+    181204 160  0.1-  0.3+
181203 J04  0.2-  0.3-    181204 B04  0.5-  0.1+    181204 K63  0.2+  0.4+
181203 J04  0.2+  0.2-    181204 B04  0.1-  0.2+    181204 160  0.3+  0.3+
181203 J04  0.2+  0.1-    181204 104  0.1-  0.7-    181204 K63  0.4-  0.2+
181204 W34  0.3+  1.2+    181204 104  0.1+  0.4-    181204 K63  0.4-  0.0
181204 W34  0.2+  0.8+    181204 B04  0.0   0.3-    181204 K63  0.4+  0.0
181204 Z80  0.4+  0.1-    181204 104  0.0   0.2-    181204 587  0.6+  0.0
181204 W34  0.7-  0.7+    181204 L01  0.1-  0.3+    181204 587  0.2+  0.3-
181204 Z80  0.5-  0.9-    181204 L01  0.1-  0.1+    181204 587  0.0   0.3-

Ephemeris:
2018 XE                  a,e,i = 1.55, 0.39, 5                   q = 0.9424
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 04    19 08 00.4 -44 51 47   0.1307  0.9418    63.9   108.9    25.0
...
2018 11 19    20 03 14.9 -44 25 40   0.06145 0.9593    60.2   116.6    23.9
...
2018 11 27    21 48 38.1 -37 51 01   0.02622 0.9796    73.3   105.3    21.3
...
2018 12 03    02 11 17.4 +15 09 34   0.01620 0.9992   145.2    34.3    17.9
2018 12 04    02 53 53.1 +24 02 32   0.01874 1.0028   155.6    24.0    17.9
2018 12 05    03 28 47.2 +30 02 04   0.02205 1.0065   161.4    18.2    18.1
...
2018 12 11    05 12 15.7 +41 10 58   0.04788 1.0303   161.8    17.4    19.8
...
2018 12 19    05 52 40.9 +42 54 48   0.08703 1.0663   160.4    18.0    21.2
...
2019 01 03    06 15 01.3 +42 03 47   0.1693  1.1433   159.3    17.7    22.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-X36



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