[Iaude] MPEC E56: 2018 EV1 [a=1.79,e=0.51,i=0.8,H=25.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Mar 10 16:27:16 EST 2018


M.P.E.C. 2018-E56                                Issued 2018 Mar. 10, 21:23 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 EV1
 
Observations:
     K18E01V* C2018 03 08.27288 09 54 57.276+18 11 38.95         21.4 wUEE056F51
     K18E01V  C2018 03 08.29925 09 54 51.220+18 12 27.78         21.4 wUEE056F51
     K18E01V  C2018 03 08.31261 09 54 48.107+18 12 52.54         21.6 wUEE056F51
     K18E01V |C2018 03 09.05817 09 52 12.37 +18 37 02.5          21.4 GUEE056807
     K18E01V |C2018 03 09.06569 09 52 10.38 +18 37 18.0          21.4 GUEE056807
     K18E01V |C2018 03 09.07334 09 52 08.48 +18 37 32.8          21.0 GUEE056807
     K18E01V  C2018 03 09.13438 09 51 56.41 +18 37 48.1          21.3 GUEE056I52
     K18E01V  C2018 03 09.13686 09 51 55.82 +18 37 54.3          21.8 GUEE056I52
     K18E01V  C2018 03 09.13935 09 51 55.14 +18 38 00.4          20.3 GUEE056I52
     K18E01V KC2018 03 09.22891009 51 29.97 +18 40 48.5          21.1 VuEE056H21
     K18E01V KC2018 03 09.24555509 51 25.63 +18 41 19.8          21.1 VuEE056H21
     K18E01V  C2018 03 10.19818 09 47 39.15 +19 14 44.2          21.0 GUEE056I52
     K18E01V  C2018 03 10.20371 09 47 37.53 +19 14 57.3          20.9 GUEE056I52
     K18E01V  C2018 03 10.20967 09 47 35.76 +19 15 10.7          21.1 GUEE056I52
     K18E01V  C2018 03 10.21133 09 47 35.25 +19 15 15.1          20.7 GUEE056I52
 
Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  1.00-m f/10.0 astrograph
    + 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. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
    1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.61-m f/4.5
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. A. Johnson.
    Measurers B. M. Africano, 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. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
 
Orbital elements:
2018 EV1                                                 Earth MOID = 0.0048 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 345.29270              (2000.0)            P               Q
n   0.41127761     Peri.  212.26174     -0.63903646     +0.76916302
a   1.7907955      Node    18.01958     -0.70255016     -0.58126786
e   0.5147536      Incl.    0.84161     -0.31313842     -0.26554835
P   2.40           H   25.3           G   0.15           U   6
Residuals in seconds of arc
180308 F51  0.1+  0.1+    180309 807  0.0   0.2-    180309 H21  0.2-  0.9-
180308 F51  0.1+  0.1-    180309 I52  0.2-  1.0-    180310 I52  0.1-  0.4-
180308 F51  0.1+  0.0     180309 I52  0.2+  0.1+    180310 I52  0.2+  0.1+
180309 807  0.7+  0.1+    180309 I52  0.6-  1.1+    180310 I52  0.3+  0.1-
180309 807  0.6-  0.4+    180309 H21  0.3+  0.2-    180310 I52  0.1+  0.6+

Ephemeris:
2018 EV1                 a,e,i = 1.79, 0.51, 1                   q = 0.8690
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 08    10 26 49.5 +12 47 58   0.3126  1.2908   164.9    11.5    24.0
...
2018 02 23    10 18 51.5 +14 26 25   0.1876  1.1764   175.4     3.9    22.4
...
2018 03 03    10 07 58.1 +16 12 44   0.1299  1.1174   165.5    12.9    21.9
...
2018 03 09    09 52 22.1 +18 33 59   0.08962 1.0748   155.3    22.7    21.3
2018 03 10    09 48 27.9 +19 07 54   0.08315 1.0679   153.2    24.8    21.2
2018 03 11    09 43 56.4 +19 46 31   0.07674 1.0611   151.0    27.0    21.1
...
2018 03 17    08 46 37.7 +26 50 38   0.04024 1.0214   130.2    48.1    20.2
...
2018 03 25    01 19 14.1 +16 54 36   0.02590 0.9732    22.0   157.4    27.5
...
2018 04 09    23 10 17.7 -05 56 15   0.1190  0.9034    32.6   143.3    27.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-E56



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