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19146 (1989 YY)
Classification: Main-belt Asteroid          SPK-ID: 2019146
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1596660663660127 7.0422e-08  
a 2.393150151913058 2.0539e-08 AU
q 2.011045280933874 1.6958e-07 AU
i 3.006773499578117 5.9587e-06 deg
node 110.4396990673248 0.00015076 deg
peri 88.63656132329837 0.0001521 deg
M 198.5041169985404 2.3546e-05 deg
tp 2457607.113824765740
(2016-Aug-06.61382477)
9.3123e-05 JED
period 1352.238663035717
3.70
1.7408e-05
4.766e-08
d
yr
n .2662251937034663 3.4273e-09 deg/d
Q 2.775255022892241 2.3818e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      9149 days (25.05 yr)  
   first obs. used      1989-12-30  
   last obs. used      2015-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53524  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:56:26  

Additional Information
 Earth MOID = 1.01285 AU 
 T_jup = 3.511 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO313573  

19146 (1989 YY)          Discovered 1989-Dec-30 by McNaught, R. H. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 YY = 1998 KW6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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