[Iaude] MPEC Y84: 2019 YQ2 [a=2.46,e=0.59,i=22.3,H=23.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 23 10:57:45 EST 2019


M.P.E.C. 2019-Y84                             Issued 2019 December 23, 15:56 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 YQ2                                    


Observations:
     K19Y02Q* C2019 12 21.38186 08 51 00.56 +08 36 35.2          21.2 GVEY084G96
     K19Y02Q  C2019 12 21.38700 08 51 03.11 +08 37 06.0          21.0 GVEY084G96
     K19Y02Q  C2019 12 21.39215 08 51 05.55 +08 37 37.1          21.4 GVEY084G96
     K19Y02Q  C2019 12 21.39728 08 51 08.05 +08 38 08.5          21.0 GVEY084G96
     K19Y02Q  C2019 12 21.50395 08 52 00.15 +08 48 55.6          21.1 GVEY084V06
     K19Y02Q  C2019 12 21.50611 08 52 01.24 +08 49 07.9          21.4 GVEY084V06
     K19Y02Q  C2019 12 21.50828 08 52 02.29 +08 49 21.6          21.7 GVEY084V06
     K19Y02Q  C2019 12 21.51044 08 52 03.34 +08 49 34.7          21.8 GVEY084V06
     K19Y02Q  C2019 12 21.97039 08 56 03.44 +09 36 45.5          21.3 VVEY084033
     K19Y02Q  C2019 12 21.97199 08 56 04.27 +09 36 55.9          21.2 VVEY084033
     K19Y02Q  C2019 12 21.97360 08 56 05.10 +09 37 06.2          21.2 VVEY084033
     K19Y02Q KC2019 12 22.13662 08 57 30.10 +09 54 33.5          20.1 RVEY084J04
     K19Y02Q KC2019 12 22.14889 08 57 36.37 +09 55 51.7          20.1 RVEY084J04
     K19Y02Q KC2019 12 22.16111 08 57 42.63 +09 57 09.4          20.1 RVEY084J04
     K19Y02Q |C2019 12 22.29518 08 58 54.38 +10 12 13.8          21.1 VuEY084807
     K19Y02Q |C2019 12 22.30167 08 58 57.72 +10 12 55.5          21.2 VuEY084807
     K19Y02Q |C2019 12 22.30814 08 59 01.05 +10 13 37.4          21.1 VuEY084807
     K19Y02Q  C2019 12 22.33019308 59 14.24 +10 15 03.7          20.9 GVEY084H01
     K19Y02Q  C2019 12 22.33453008 59 16.51 +10 15 31.7          20.7 GVEY084H01
     K19Y02Q  C2019 12 22.34632108 59 22.65 +10 16 47.7          20.7 GVEY084H01
     K19Y02Q  C2019 12 22.35272508 59 25.99 +10 17 29.0          20.8 GVEY084H01
     K19Y02Q KC2019 12 22.36596308 59 31.93 +10 18 49.8          21.0 VuEY084H21
     K19Y02Q KC2019 12 22.37301108 59 35.62 +10 19 35.5          21.2 VuEY084H21
     K19Y02Q KC2019 12 22.37920608 59 38.85 +10 20 15.1          21.3 VuEY084H21
     K19Y02Q KC2019 12 23.32181709 08 23.71 +12 04 21.5          20.9 VuEY084H21
     K19Y02Q  C2019 12 23.32236 09 08 25.15 +12 04 29.6                VEY084I52
     K19Y02Q  C2019 12 23.32403 09 08 26.04 +12 04 41.1                VEY084I52
     K19Y02Q KC2019 12 23.32472409 08 25.31 +12 04 41.7          20.9 VuEY084H21
     K19Y02Q  C2019 12 23.32569 09 08 27.04 +12 04 52.4          20.7 GVEY084I52
     K19Y02Q  C2019 12 23.32736 09 08 27.90 +12 05 04.0                VEY084I52
     K19Y02Q KC2019 12 23.32762909 08 26.94 +12 05 01.6          19.6 VuEY084H21
     K19Y02Q KC2019 12 23.33053409 08 28.57 +12 05 21.2          20.0 VuEY084H21

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C. 
   Hoegner, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.  
    0.61-m f/6.5 astrograph + CCD.
G96 Mt. Lemmon Survey.  Observer D. C. Fuls.  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.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.  
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0 
   astrograph + CCD, 0.76-m f/3.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer D. Rankin.  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.
J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers A. 
   Knofel, D. Koschny, M. Busch, M. Micheli, E. Schwab.  1.0-m f/4.4 
   reflector + CCD.
V06 Catalina Sky Survey-Kuiper.  Observer D. Rankin.  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.  1.55-m reflector + CCD.

Orbital elements:
2019 YQ2                                                 Earth MOID = 0.0991 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
M  32.29610              (2000.0)            P               Q
n   0.25610042     Peri.   36.67438     -0.66478354     -0.64623231
a   2.4558162      Node    98.46538     +0.56317152     -0.76314066
e   0.5853184      Incl.   22.26495     +0.49081635     +0.00035549
P   3.85           H   23.1           G   0.15           U   7
Residuals in seconds of arc
191221 G96  0.2-  0.2+    191222 J04  0.1-  0.1-    191222 H21  0.3+  0.2-
191221 G96  0.6+  0.1-    191222 J04  0.1-  0.2+    191222 H21  0.3+  0.5-
191221 G96  0.4-  0.2-    191222 J04  0.1+  0.2+    191223 H21  0.1+  0.3-
191221 G96  0.3-  0.1+    191222 807  0.0   0.1-    191223 I52  0.1+  0.0
191221 V06  0.1-  0.4+    191222 807  0.2-  0.1-    191223 I52  0.5-  0.1+
191221 V06  0.3+  0.4-    191222 807  0.4-  0.3+    191223 H21  0.1-  0.1+
191221 V06  0.0   0.1+    191222 H01  0.1-  0.1+    191223 I52  0.5+  0.0
191221 V06  0.2-  0.1+    191222 H01  0.0   0.1+    191223 I52  0.5-  0.2+
191221 033  0.1+  0.2-    191222 H01  0.1-  0.1+    191223 H21  0.1+  0.2+
191221 033  0.2+  0.1+    191222 H01  0.0   0.1+    191223 H21  0.2+  0.0
191221 033  0.2+  0.3+    191222 H21  0.1+  0.6-

Ephemeris:
2019 YQ2                 a,e,i = 2.46, 0.59, 22                  q = 1.0184
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 23    06 51 38.8 -09 41 36   0.4350  1.2950   126.6    37.7    23.4
...
2019 12 08    07 34 58.0 -05 19 03   0.2823  1.1932   132.2    37.7    22.3
...
2019 12 16    08 12 57.9 +01 09 06   0.2134  1.1451   135.0    37.4    21.5
...
2019 12 22    08 56 17.0 +09 40 22   0.1724  1.1129   135.3    38.4    21.1
2019 12 23    09 05 19.8 +11 28 30   0.1669  1.1079   135.0    38.9    21.0
2019 12 24    09 15 00.2 +13 23 03   0.1618  1.1030   134.5    39.5    20.9
...
2019 12 30    10 27 48.0 +26 17 35   0.1435  1.0761   127.2    46.7    20.8
...
2020 01 07    12 34 36.2 +39 49 57   0.1546  1.0475   110.5    61.5    21.3
...
2020 01 22    15 22 02.4 +42 43 22   0.2413  1.0196    91.6    74.8    22.7

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Y84




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