[Iaude] MPEC A45: 2014 YM44 [a=1.21,e=0.21,i=26.1,H=22.7]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Jan 4 14:15:17 EST 2019


M.P.E.C. 2019-A45                                Issued 2019 Jan. 4, 19:12 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


                                   2014 YM44
 
Additional Observations:
     K14Y44M  C2019 01 03.42700 06 21 36.595+54 39 37.84         21.8 wUEA045F51
     K14Y44M  C2019 01 03.43982 06 21 32.596+54 40 25.16         21.7 wUEA045F51
     K14Y44M  C2019 01 03.46556 06 21 24.537+54 41 59.60         21.3 wUEA045F51
     K14Y44M KC2019 01 04.22671006 17 47.54 +55 27 21.6          21.0 VuEA045H21
     K14Y44M KC2019 01 04.23696806 17 44.38 +55 27 56.8          21.4 VuEA045H21
     K14Y44M KC2019 01 04.24177306 17 42.95 +55 28 13.5          21.1 VuEA045H21
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb,
    H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, 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.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
190103 F51   14+    8+    190104 H21   14+    8+    MPO324226   -5.4 day
 
Orbital elements:
2014 YM44                                                Earth MOID = 0.1337 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 158.88442              (2000.0)            P               Q
n   0.74341625     Peri.  275.05761     +0.89617022     -0.05634957
a   1.2068353      Node    88.68932     +0.23652454     +0.89989433
e   0.2093873      Incl.   26.11875     -0.37541321     +0.43245222
P   1.33           H   22.7           G   0.15           U   6
Residuals in seconds of arc
141229 G96  0.0   0.2+    141229 H01  0.2+  0.0     141230 711  0.7+  1.1+
141229 G96  0.1-  0.2-    141229 291  0.1+  0.0     141230 711  1.0+  0.6+
141229 G96  0.8+  0.1-    141229 291  0.1+  0.0     141230 291  0.5-  0.5+
141229 G96  0.1+  0.2-    141229 291  0.3-  0.2+    141230 291  0.6-  0.7+
141229 G96  0.0   0.8+    141229 493  0.2-  0.3-    141230 291  0.7-  0.1+
141229 G96  0.8-  0.2+    141229 493  0.3+  0.1-    190103 F51  0.1-  0.0
141229 G96  0.4-  0.2-    141229 493  0.5-  0.1+    190103 F51  0.0   0.0
141229 G96  0.2-  0.2+    141229 J95  0.1-  0.2-    190103 F51  0.1-  0.1+
141229 H01  0.1+  0.1+    141229 J95  0.6+  0.4-    190104 H21  0.3+  0.0
141229 H01  0.1+  0.0     141229 J95  0.1-  0.4-    190104 H21  0.1+  0.3-
141229 H01  0.2+  0.0     141230 711  0.3+  0.1-    190104 H21  0.5+  0.2-

Ephemeris:
2014 YM44                a,e,i = 1.21, 0.21, 26                  q = 0.9541
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 05    08 06 57.3 -08 22 57   0.1838  1.0933   121.7    50.1    21.1
...
2018 12 20    07 27 04.8 +29 09 13   0.1700  1.1428   157.6    19.1    20.1
...
2018 12 28    06 52 38.6 +46 02 04   0.2000  1.1697   156.6    19.5    20.5
...
2019 01 03    06 23 40.4 +54 12 19   0.2351  1.1897   148.2    25.8    21.1
2019 01 04    06 18 52.6 +55 13 53   0.2418  1.1930   146.8    26.8    21.2
2019 01 05    06 14 08.6 +56 10 29   0.2485  1.1963   145.4    27.8    21.3
...
2019 01 11    05 48 02.5 +60 21 55   0.2924  1.2160   137.8    32.9    21.8
...
2019 01 19    05 22 48.8 +63 14 47   0.3565  1.2416   129.6    37.7    22.4
...
2019 02 03    05 08 33.5 +64 48 44   0.4850  1.2872   118.1    42.5    23.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A45



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