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

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1592312041366775 3.5452e-08  
a 2.394084502174066 7.6707e-09 au
q 2.012871544087932 8.5084e-08 au
i 3.006490585436591 3.138e-06 deg
node 110.415965382284 7.3094e-05 deg
peri 88.71156399504549 7.3911e-05 deg
M 63.99345249875576 9.7936e-06 deg
tp 2458959.985823199643
(2020-Apr-20.48582320)
3.6958e-05 TDB
period 1353.030665907767
3.70
6.5027e-06
1.78e-08
d
yr
n .2660693575326107 1.2787e-09 deg/d
Q 2.775297460260201 8.8921e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1419  
   data-arc span      11154 days (30.54 yr)  
   first obs. used      1989-12-30  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49121  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:46:52  

Additional Information
 Earth MOID = 1.01253 au 
 Jupiter MOID = 2.18206 au 
 T_jup = 3.511 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.11   n/a E2021B10  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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