[Iaude] MPEC Y129: 2019 YH4 [a=2.24,e=0.50,i=42.8,H=20.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 30 22:25:50 EST 2019


M.P.E.C. 2019-Y129                            Issued 2019 December 31, 03:24 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

                                    2019 YH4                                    


Observations:
     K19Y04H  C2019 12 10.59503108 50 41.059+48 27 06.08         21.4 GVEY129F51
     K19Y04H  C2019 12 10.59772108 50 40.902+48 27 04.28         22.4 GVEY129F51
     K19Y04H  C2019 12 12.48536808 48 26.158+48 07 19.87         22.1 GVEY129F51
     K19Y04H  C2019 12 12.49693408 48 25.132+48 07 12.20         22.5 GVEY129F51
     K19Y04H  C2019 12 12.50855908 48 24.206+48 07 05.08         22.0 GVEY129F51
     K19Y04H  C2019 12 19.56304508 36 19.434+46 31 34.13         20.3 GVEY129F52
     K19Y04H  C2019 12 19.57673008 36 17.544+46 31 20.49         19.9 GVEY129F52
     K19Y04H  C2019 12 19.58554408 36 16.353+46 31 11.87         20.5 GVEY129F51
     K19Y04H  C2019 12 19.58819508 36 15.974+46 31 08.92         22.0 GVEY129F51
     K19Y04H  C2019 12 19.59043908 36 15.682+46 31 06.75         21.5 GVEY129F52
     K19Y04H  C2019 12 19.60410308 36 13.883+46 30 52.85         21.0 GVEY129F52
     K19Y04H  C2019 12 19.66469508 36 05.648+46 29 51.14         21.4 GVEY129F51
     K19Y04H* C2019 12 30.51837208 05 10.044+42 09 58.79         20.21wUEY129F52
     K19Y04H  C2019 12 30.53109808 05 07.255+42 09 33.35         20.45wUEY129F52
     K19Y04H  C2019 12 30.54380408 05 04.470+42 09 08.11         20.32wUEY129F52
     K19Y04H KC2019 12 30.83904408 04 02.91 +41 59 05.3          20.1 GVEY129598
     K19Y04H KC2019 12 30.84643108 04 01.32 +41 58 50.7          20.5 GVEY129598
     K19Y04H KC2019 12 30.85107308 04 00.32 +41 58 41.4          20.5 GVEY129598
     K19Y04H KC2019 12 30.91226 08 03 47.02 +41 56 40.0                VEY129104
     K19Y04H  C2019 12 30.91655 08 03 45.97 +41 56 29.3          19.5 VVEY129033
     K19Y04H  C2019 12 30.91804 08 03 45.63 +41 56 26.6          19.5 VVEY129033
     K19Y04H  C2019 12 30.91953 08 03 45.32 +41 56 23.3          19.4 VVEY129033
     K19Y04H KC2019 12 30.91975 08 03 45.38 +41 56 25.6          20.6 GVEY129104
     K19Y04H KC2019 12 30.92165 08 03 44.99 +41 56 21.0          20.6 GVEY129104
     K19Y04H pC2019 12 30.94921108 03 38.87 +41 55 25.8          20.5 GVEY129L01
     K19Y04H KC2019 12 30.95550608 03 37.47 +41 55 12.6          20.4 GVEY129L01
     K19Y04H KC2019 12 30.95747908 03 37.01 +41 55 08.8          20.6 GVEY129L01
     K19Y04H KC2019 12 30.99175 08 03 29.49 +41 53 59.8          19.5 GVEY129K63
     K19Y04H KC2019 12 30.99789 08 03 28.19 +41 53 46.9          20.2 GVEY129K63
     K19Y04H KC2019 12 31.04433 08 03 17.88 +41 52 11.4          20.2 GVEY129595
     K19Y04H KC2019 12 31.05620 08 03 15.22 +41 51 46.9          19.9 GVEY129595
     K19Y04H KC2019 12 31.06807 08 03 12.61 +41 51 22.5          20.2 GVEY129595

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U. Laux,
    B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers P. 
   Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
595 Farra d'Isonzo.  Observer E. Pettarin.  0.61-m f/4.5 reflector + CCD.
598 Loiano.  Observer A. Carbognani.
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, K. Chambers, T. de Boer, L. Denneau, J. 
   Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m Ritchey-Chretien + 
   CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observers R. Bacci, P. 
   Bacci.  Measurer R. Bacci.  0.4-m f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
   CCD.

Orbital elements:
2019 YH4                                                 Earth MOID = 0.3564 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
M  16.29107              (2000.0)            P               Q
n   0.29344790     Peri.  247.09301     -0.77425696     +0.09253891
a   2.2427561      Node   292.74373     +0.33817429     -0.77568398
e   0.5020962      Incl.   42.75422     -0.53494328     -0.62430033
P   3.36           H   20.1           G   0.15           U   6
Residuals in seconds of arc
191210 F51  0.3-  0.2+    191219 F51  0.1-  0.3+    191230 104  0.1+  0.8+
191210 F51  0.1+  0.0     191230 F52  0.0   0.0     191230 104  0.4+  0.1+
191212 F51  0.3+  0.0     191230 F52  0.0   0.0     191230 L01  0.2+  0.4+
191212 F51  0.3-  0.3-    191230 F52  0.1+  0.2+    191230 L01  0.1+  0.1-
191212 F51  0.2+  0.0     191230 598  0.1-  0.2-    191230 L01  0.2-  0.1+
191219 F52  0.4+  0.2-    191230 598  0.0   0.2-    191230 K63  0.5-  0.3+
191219 F52  0.0   0.1-    191230 598  0.0   0.3-    191230 K63  0.1+  0.1-
191219 F51  0.0   0.1+    191230 104  0.1+  0.2+    191231 595  0.2+  0.1-
191219 F51  0.2-  0.2-    191230 033  0.1-  0.3-    191231 595  0.2-  0.2-
191219 F52  0.1-  0.1-    191230 033  0.3-  0.1-    191231 595  0.0   0.1-
191219 F52  0.5+  0.1-    191230 033  0.1-  0.4-

Ephemeris:
2019 YH4                 a,e,i = 2.24, 0.50, 43                  q = 1.1167
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 12 01    08 56 43.5 +49 43 45   1.0004  1.7259   120.6    29.5    22.6
...
2019 12 16    08 43 09.9 +47 24 38   0.7733  1.6259   135.0    25.3    21.8
...
2019 12 24    08 25 33.7 +45 06 45   0.6645  1.5728   144.5    21.3    21.2
...
2019 12 30    08 06 59.1 +42 26 47   0.5916  1.5333   152.7    17.1    20.8
2019 12 31    08 03 27.7 +41 53 45   0.5804  1.5267   154.1    16.3    20.7
2020 01 01    07 59 49.5 +41 18 37   0.5694  1.5202   155.6    15.5    20.6
...
2020 01 07    07 35 58.4 +36 58 37   0.5105  1.4813   164.4    10.3    20.2
...
2020 01 15    07 01 04.9 +28 45 03   0.4539  1.4305   167.8     8.3    19.7
...
2020 01 30    06 02 11.8 +08 07 53   0.4312  1.3399   138.8    28.9    20.2

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Y129




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