[Iaude] MPEC Y18: 2019 YG [a=1.65,e=0.48,i=26.3,H=24.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 19 11:03:09 EST 2019


M.P.E.C. 2019-Y18                             Issued 2019 December 19, 16:01 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 YG                                     


Observations:
     K19Y00G* C2019 12 17.24995 04 09 10.89 +26 15 49.5          20.0 GVEY018G96
     K19Y00G  C2019 12 17.25506 04 09 13.94 +26 13 42.6                VEY018G96
     K19Y00G  C2019 12 17.26017 04 09 17.10 +26 11 35.7                VEY018G96
     K19Y00G  C2019 12 17.26528 04 09 20.16 +26 09 28.0                VEY018G96
     K19Y00G  C2019 12 17.37170 04 10 23.58 +25 25 47.3          19.7 GVEY018I52
     K19Y00G  C2019 12 17.37263 04 10 24.11 +25 25 24.4          19.7 GVEY018I52
     K19Y00G  C2019 12 17.37356 04 10 24.66 +25 25 01.0          19.8 GVEY018I52
     K19Y00G  C2019 12 17.37449 04 10 25.22 +25 24 38.9          19.6 GVEY018I52
     K19Y00G pC2019 12 17.98453304 16 19.91 +21 30 55.5          20.1 GVEY018L01
     K19Y00G IC2019 12 17.98578904 16 20.52 +21 30 28.7          19.9 GVEY018L01
     K19Y00G IC2019 12 17.98704204 16 21.17 +21 30 01.3          20.2 GVEY018L01
     K19Y00G pC2019 12 17.98870804 16 22.00 +21 29 25.2          20.0 GVEY018L01
     K19Y00G KC2019 12 18.09594504 17 24.42 +20 51 16.7          20.0 VuEY018H21
     K19Y00G KC2019 12 18.09855904 17 25.67 +20 50 21.3          20.0 VuEY018H21
     K19Y00G KC2019 12 18.10649704 17 29.45 +20 47 33.6          20.1 VuEY018H21
     K19Y00G KC2019 12 19.06108 04 24 37.07 +15 39 32.3          20.0 RuEY018Z84
     K19Y00G KC2019 12 19.06596 04 24 38.90 +15 38 05.6          19.5 RuEY018Z84
     K19Y00G KC2019 12 19.06923504 24 47.97 +15 37 04.5          20.4 VuEY018H21
     K19Y00G KC2019 12 19.07084 04 24 40.73 +15 36 39.1          19.9 RuEY018Z84
     K19Y00G KC2019 12 19.07127704 24 48.74 +15 36 28.6          20.3 VuEY018H21
     K19Y00G KC2019 12 19.07325004 24 49.46 +15 35 54.0          20.4 VuEY018H21
     K19Y00G KC2019 12 19.07402 04 24 41.92 +15 35 43.2          19.7 RuEY018Z84

Observer details:
G96 Mt. Lemmon Survey.  Observer H. Groeller.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0 
   astrograph + 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.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
   CCD.
Z84 Calar Alto-Schmidt.  Observer E. Schwab.  Measurers E. Schwab, D. Koschny, 
   M. Micheli.  0.8-m f/3 Schmidt + CCD.

Orbital elements:
2019 YG                                                  Earth MOID = 0.0542 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Pan
M  99.86081              (2000.0)            P               Q
n   0.46432962     Peri.  114.24974     +0.85470421     -0.27300273
a   1.6516517      Node   264.13841     +0.13732279     +0.93915161
e   0.4842261      Incl.   26.34994     +0.50062277     +0.20847966
P   2.12           H   24.7           G   0.15           U   7
Residuals in seconds of arc
191217 G96  0.1-  0.4+    191217 L01  0.2-  0.7-    191219 Z84  0.2+  0.0
191217 G96  0.4-  0.3+    191217 L01  0.4-  0.1-    191219 H21  0.1+  0.0
191217 G96  0.8+  0.2+    191217 L01  0.0   0.2-    191219 Z84  0.1+  0.1-
191217 G96  0.7+  0.9-    191217 L01  0.0   0.1-    191219 H21  0.2+  0.1-
191217 I52  0.2+  0.3+    191218 H21  0.2-  0.4+    191219 H21  0.1-  0.2-
191217 I52  0.2-  0.2+    191218 H21  0.2-  0.2+    191219 Z84  0.1-  0.3+
191217 I52  0.2-  0.4-    191218 H21  0.3-  0.0
191217 I52  0.1-  0.2+    191219 Z84  0.3+  0.2+

Ephemeris:
2019 YG                  a,e,i = 1.65, 0.48, 26                  q = 0.8519
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 19    17 34 23.1 +35 31 12   0.2637  0.8939    61.7   103.3    25.4
...
2019 12 04    18 17 05.2 +52 02 29   0.1169  0.9666    77.2    96.0    23.4
...
2019 12 12    00 51 18.7 +69 58 18   0.05883 1.0151   119.8    57.3    20.6
...
2019 12 18    04 16 30.7 +21 26 30   0.07456 1.0546   160.6    18.1    20.1
2019 12 19    04 24 15.7 +15 58 34   0.08218 1.0614   159.7    18.8    20.4
2019 12 20    04 30 22.1 +11 28 12   0.09053 1.0682   157.8    20.4    20.6
...
2019 12 26    04 50 38.0 -03 30 48   0.1489  1.1101   146.0    29.7    22.1
...
2020 01 03    05 02 49.5 -10 30 10   0.2359  1.1677   137.3    34.8    23.3
...
2020 01 18    05 17 18.7 -13 34 10   0.4109  1.2784   128.0    37.3    24.8

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Y18




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