[Iaude] MPEC X39: 2018 XD [a=1.83,e=0.57,i=8.7,H=23.2]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Dec 4 17:37:53 EST 2018


M.P.E.C. 2018-X39                                Issued 2018 Dec. 4, 22:33 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 XD
 
Observations:
     K18X00D* C2018 12 03.30275 00 33 49.87 -17 32 01.9          19.0 oVEX039T08
     K18X00D  C2018 12 03.30460 00 33 54.68 -17 31 48.2          18.7 oVEX039T08
     K18X00D  C2018 12 03.31251 00 34 15.36 -17 30 51.9          19.1 oVEX039T08
     K18X00D  C2018 12 03.31393 00 34 19.03 -17 30 43.3          19.0 oVEX039T08
     K18X00D  C2018 12 03.32040 00 34 35.96 -17 29 56.9          18.0 oVEX039T08
     K18X00D  C2018 12 03.32182 00 34 39.66 -17 29 47.0          18.1 oVEX039T08
     K18X00D  C2018 12 03.32840 00 34 56.93 -17 29 00.2          18.8 oVEX039T08
     K18X00D  C2018 12 03.32979 00 35 00.41 -17 28 49.9          18.1 oVEX039T08
     K18X00D  C2018 12 03.33165 00 35 05.40 -17 28 37.6          19.2 oVEX039T08
     K18X00D  C2018 12 03.33768 00 35 20.94 -17 27 54.9          18.9 oVEX039T08
     K18X00D  C2018 12 03.33953 00 35 25.71 -17 27 41.3          18.7 oVEX039T08
     K18X00D KC2018 12 03.99775 01 03 23.79 -16 04 46.0          18.1 VUEX039X31
     K18X00D KC2018 12 04.00055 01 03 30.41 -16 04 24.1          18.5 VUEX039X31
     K18X00D KC2018 12 04.00384 01 03 38.09 -16 03 59.7          19.4 VUEX039X31
     K18X00D  C2018 12 04.08252 01 06 49.74 -15 56 55.7          18.7 GVEX039I52
     K18X00D  C2018 12 04.08289 01 06 50.55 -15 56 53.0          18.9 GVEX039I52
     K18X00D  C2018 12 04.08308 01 06 51.01 -15 56 51.3          18.9 GVEX039I52
     K18X00D KC2018 12 04.40814 01 19 11.18 -15 11 53.5          18.4 RqEX039E94
     K18X00D KC2018 12 04.41605 01 19 28.45 -15 10 51.4          18.4 RqEX039E94
     K18X00D KC2018 12 04.42883 01 19 56.16 -15 09 11.2          18.4 RqEX039E94
     K18X00D KC2018 12 04.71051101 30 14.18 -14 36 25.5          18.7 GVEX039L01
     K18X00D KC2018 12 04.71149901 30 16.24 -14 36 18.3          19.0 GVEX039L01
     K18X00D KC2018 12 04.71249001 30 18.27 -14 36 10.7          18.8 GVEX039L01
     K18X00D KC2018 12 04.71387701 30 21.13 -14 35 59.5          19.0 GVEX039L01
     K18X00D KC2018 12 04.71526501 30 24.01 -14 35 48.4          19.0 GVEX039L01
     K18X00D KC2018 12 04.76570 01 32 07.62 -14 29 21.8          18.7  VEX039104
     K18X00D KC2018 12 04.77413 01 32 24.76 -14 28 17.7          18.7  VEX039104
     K18X00D KC2018 12 04.77694 01 32 30.43 -14 27 55.7          18.4  VEX039104
     K18X00D KC2018 12 04.82997 01 34 17.46 -14 21 11.9          18.3 GUEX039587
     K18X00D KC2018 12 04.83153 01 34 20.59 -14 20 59.7                UEX039587
     K18X00D KC2018 12 04.83275 01 34 22.77 -14 20 47.9          18.0 RVEX039K63
     K18X00D KC2018 12 04.83292 01 34 23.34 -14 20 49.4                UEX039587
     K18X00D KC2018 12 04.83565 01 34 28.64 -14 20 25.0          17.8 RVEX039K63
     K18X00D KC2018 12 04.84247 01 34 42.29 -14 19 33.1          18.6 RVEX039K63
     K18X00D  C2018 12 04.86439301 35 30.244-14 16 14.23         18.9 GVEX039J04
     K18X00D  C2018 12 04.86455001 35 30.547-14 16 12.92         18.8 GVEX039J04
     K18X00D  C2018 12 04.86471401 35 30.901-14 16 11.64         18.6 GVEX039J04
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
587 Sormano.  Observers M. Calcagno, F. Manca, P. Sicoli, A. Testa.  Measurer
    P. Sicoli.  0.5-m f/6.8 reflector + CCD.
E94 Possum Observatory, Gisborne.  Observer J. Drummond.  0.41-m f/4.5
    Newtonian 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 P. Ruiz.  Measurers
    M. Micheli, D. Koschny, M. Busch, E. Schwab, A. Knoefel.  1.0-m f/4.4
    reflector + 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.
T08 ATLAS-MLO, Mauna Loa.  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.
X31 Galileo Galilei Observatory, Oro Verde.  Observer C. Fornari.  0.35-m
    f/11 Schmidt-Cassegrain + CCD.
 
Orbital elements:
2018 XD                                                  Earth MOID = 0.0090 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  74.81129              (2000.0)            P               Q
n   0.39728846     Peri.  121.65233     +0.98866649     -0.06773464
a   1.8325904      Node   242.53819     +0.02004519     +0.94400195
e   0.5651269      Incl.    8.68454     +0.14878429     +0.32291228
P   2.48           H   23.2           G   0.15           U   6
Residuals in seconds of arc
181203 T08  1.1-  0.6-    181204 X31  0.3-  0.3-    181204 104  0.1+  0.2-
181203 T08  1.4-  0.1+    181204 I52  0.0   0.0     181204 104  0.2-  0.3+
181203 T08  0.7-  0.8+    181204 I52  0.6-  0.1-    181204 587  0.5+  0.1-
181203 T08  1.2-  0.6-    181204 I52  0.3-  0.2+    181204 587  0.5+  0.1+
181203 T08  0.2-  0.2+    181204 E94  0.2-  0.1-    181204 K63  0.8-  0.2-
181203 T08  0.2-  0.0     181204 E94  0.8+  0.4+    181204 587  0.1+  0.3-
181203 T08  1.6+  0.2+    181204 E94  0.1+  0.8+    181204 K63  0.2+  0.4+
181203 T08  0.4-  0.7+    181204 L01  0.4-  0.1-    181204 K63  0.6+  0.2-
181203 T08  1.7+  0.2-    181204 L01  0.1-  0.4-    181204 J04  0.0   0.2-
181203 T08  0.6-  0.4-    181204 L01  0.3-  0.4-    181204 J04  0.2-  0.1-
181203 T08  1.3-  0.0     181204 L01  0.3-  0.3+    181204 J04  0.3+  0.0
181203 X31  1.1-  0.4-    181204 L01  0.0   0.8+
181204 X31  0.1-  0.2+    181204 104  0.3-  0.1+

Ephemeris:
2018 XD                  a,e,i = 1.83, 0.57, 9                   q = 0.7969
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 04    17 37 05.8 -08 21 09   0.2700  0.8231    44.9   121.7    24.9
...
2018 11 19    18 31 02.3 -10 50 58   0.1276  0.8991    42.9   131.5    24.4
...
2018 11 27    20 12 06.6 -16 50 30   0.06324 0.9540    57.1   119.7    21.9
...
2018 12 03    00 20 03.3 -18 03 53   0.04629 0.9994   105.8    71.7    19.0
2018 12 04    01 03 26.5 -16 05 23   0.04935 1.0073   114.6    62.8    18.9
2018 12 05    01 39 58.5 -13 57 13   0.05386 1.0152   122.1    55.3    18.9
...
2018 12 11    03 32 45.1 -05 00 54   0.09697 1.0640   143.2    33.6    19.7
...
2018 12 19    04 19 44.8 -00 17 45   0.1692  1.1315   148.4    27.1    20.8
...
2019 01 03    04 51 22.0 +03 44 26   0.3228  1.2614   145.0    26.5    22.4

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-X39



More information about the Iaude mailing list