[Iaude] MPEC Y143: 2014 DY112 [a=1.78,e=0.56,i=28.9,H=19.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Dec 27 09:51:44 EST 2020


M.P.E.C. 2020-Y143                            Issued 2020 December 27, 14:50 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 DY112                                   


                           Revision to MPEC 2014-E37                            

Additional Observations:
     K14DB2Y  C2014 02 10.48964612 23 15.656+02 47 22.35         21.69GVEY143F51
     K14DB2Y  C2014 02 10.50346112 23 14.258+02 47 20.02         22.22GVEY143F51
     K14DB2Y  C2014 02 10.51731712 23 12.849+02 47 17.15         21.26GVEY143F51
     K14DB2Y  C2014 02 10.53124712 23 11.405+02 47 14.23         21.83GVEY143F51
     K14DB2Y  C2014 03 05.48546811 37 06.694+02 04 42.10         21.59GVEY143F51
     K14DB2Y  C2014 03 05.49780311 37 05.055+02 04 41.23         21.38GVEY143F51
     K14DB2Y  C2014 03 05.51014611 37 03.402+02 04 40.59         21.83GVEY143F51
     K14DB2Y  C2014 03 05.52253111 37 01.696+02 04 39.62         20.48GVEY143F51
     K14DB2Y  C2014 03 24.34699310 59 37.855+01 52 31.94         22.02GVEY143F51
     K14DB2Y  C2014 03 24.35910110 59 36.609+01 52 31.00         21.66GVEY143F51
     K14DB2Y  C2014 03 24.37124210 59 35.344+01 52 30.43         21.96GVEY143F51
     K14DB2Y  C2014 03 24.38336310 59 34.067+01 52 30.01         21.81GVEY143F51
     K14DB2Y  C2014 04 04.30135610 43 46.763+01 41 39.41         22.71GVEY143F51
     K14DB2Y  C2014 04 04.32586210 43 44.951+01 41 37.87         22.27GVEY143F51
     K14DB2Y  C2014 04 04.33816310 43 44.021+01 41 37.44         21.21GVEY143F51
     K14DB2Y  C2019 04 05.33580111 57 30.892-19 40 55.33         23.56GVEY143F51
     K14DB2Y  C2019 04 05.34678911 57 29.832-19 40 52.18         22.30GVEY143F51
     K14DB2Y  C2019 04 05.35779911 57 28.767-19 40 49.54         23.37GVEY143F51
     K14DB2Y  C2019 04 08.35033011 52 54.147-19 26 38.84         23.17GVEY143F51
     K14DB2Y  C2019 04 08.36129611 52 53.141-19 26 35.23         23.11GVEY143F51
     K14DB2Y  C2019 04 08.37228211 52 52.116-19 26 32.06         23.42GVEY143F51
     K14DB2Y  C2020 12 07.62227313 24 01.974+33 36 16.64         21.58GVEY143F52
     K14DB2Y  C2020 12 07.62869413 24 01.957+33 36 12.72         21.92GVEY143F52
     K14DB2Y  C2020 12 07.63511513 24 01.937+33 36 09.20         21.25GVEY143F52
     K14DB2Y  C2020 12 07.64154713 24 01.893+33 36 05.69         21.60GVEY143F52
     K14DB2Y  C2020 12 27.49869813 18 10.54 +31 15 57.6          20.79GVEY143G96
     K14DB2Y  C2020 12 27.50383913 18 10.34 +31 15 56.0          20.66GVEY143G96
     K14DB2Y  C2020 12 27.50898513 18 10.10 +31 15 54.8          20.98GVEY143G96
     K14DB2Y  C2020 12 27.51412113 18 09.88 +31 15 54.2          21.67GVEY143G96
     K14DB2Y KC2020 12 27.53064413 18 09.09 +31 15 50.0          20.93GVEY143I52
     K14DB2Y KC2020 12 27.53358713 18 08.94 +31 15 48.7          21.33GVEY143I52
     K14DB2Y KC2020 12 27.53652913 18 08.81 +31 15 48.6          21.12GVEY143I52

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
    Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T.
    Lowe, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer T. A. Pruyne.  Measurers 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, T. A. Pruyne, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer K. W. Wierzchos.
    Measurers 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, T. A.
    Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m
    reflector + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
140210 F51 0.00- 0.00-    201227 I52 2.59- 3.68-    MPO292232   +4.43 days

Orbital elements:
2014 DY112                                               Earth MOID = 0.1178 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M  26.13505              (2000.0)            P               Q
n   0.41455724     Peri.   42.54625     +0.83526193     -0.54220203
a   1.7813382      Node   349.11038     +0.27533424     +0.55632100
e   0.5552458      Incl.   28.93540     +0.47595016     +0.62970143
P   2.38           H   19.4           G   0.15           U   2
Residuals in seconds of arc
140210 F51  0.0   0.3-    140305 F51  0.7-  0.4-    140404 F51  0.0   0.3-
140210 F51  0.1+  0.1+    140306 J04  0.5-  0.3-    140404 F51  0.1+  0.0
140210 F51  0.1+  0.1-    140306 J04  0.7-  0.5+    140404 F51  0.1-  0.6+
140210 F51  0.3-  0.3-    140306 J04  0.1-  0.4+    190405 F51  0.1+  0.1-
140228 F51  0.1+  0.1-    140307 291  0.2+  0.2+    190405 F51  0.1+  0.1+
140228 F51  0.2+  0.2-    140307 291  1.0+  0.1-    190405 F51  0.1-  0.2-
140228 F51  0.2+  0.1-    140307 291  0.0   0.1+    190408 F51  0.0   0.2-
140228 F51  0.2+  0.1-    140311 291  0.3+  0.5+    190408 F51  0.0   0.2+
140304 H01  0.3-  0.2+    140311 291  0.0   0.4+    190408 F51  0.2-  0.1+
140304 H01  0.2-  0.2+    140311 291  0.4+  0.1+    201207 F52  0.1+  0.3+
140304 H01  0.2-  0.1+    140313 291  0.3+  0.3+    201207 F52  0.1+  0.1-
140304 H01  0.1-  0.3+    140313 291  0.2+  0.1+    201207 F52  0.1+  0.0
140304 J04  0.2-  0.4-    140313 291  0.0   0.1-    201207 F52  0.2-  0.2+
140304 J04  0.0   0.1-    140324 H21  0.9-  0.3-    201227 G96  0.4-  0.3+
140305 711  0.1+  0.6+    140324 H21  1.2-  0.3+    201227 G96  0.1+  0.2-
140305 711  0.4+  0.4+    140324 H21  0.8-  0.1-    201227 G96  0.0   0.2-
140305 711  0.2+  0.2+    140324 F51  0.0   0.3+    201227 G96  0.3+  0.4+
140305 F51  0.1+  0.3+    140324 F51  0.2+  0.1-    201227 I52  0.0   0.0
140305 F51  0.2+  0.0     140324 F51  0.1+  0.1-    201227 I52  0.1-  0.6-
140305 F51  0.1+  0.0     140324 F51  0.1-  0.0     201227 I52  0.0   0.0

Ephemeris:
2014 DY112               a,e,i = 1.78, 0.56, 29                  q = 0.7923
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 27    13 23 09.6 +35 33 54   0.7088  0.9912    69.3    68.7    21.0
...
2020 12 12    13 23 50.6 +32 55 30   0.7434  1.1134    78.9    60.2    21.1
...
2020 12 20    13 22 05.7 +31 55 11   0.7453  1.1816    85.0    56.0    21.2
...
2020 12 26    13 19 09.8 +31 22 29   0.7407  1.2332    90.2    52.9    21.1
2020 12 27    13 18 30.8 +31 18 04   0.7396  1.2418    91.1    52.3    21.1
2020 12 28    13 17 48.7 +31 13 57   0.7383  1.2504    92.0    51.8    21.1
...
2021 01 03    13 12 26.5 +30 55 08   0.7287  1.3019    97.9    48.4    21.1
...
2021 01 11    13 01 42.0 +30 44 09   0.7128  1.3701   106.7    43.4    21.0
...
2021 01 26    12 28 14.5 +30 42 45   0.6868  1.4949   125.9    32.2    20.8

A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-Y143




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