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20516 (1999 RP34)
Classification: Main-belt Asteroid          SPK-ID: 2020516
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02667122067391233 3.7694e-08  
a 2.879128870672427 1.543e-08 au
q 2.802338989214091 1.076e-07 au
i 2.382204323577781 3.7253e-06 deg
node 148.5762734184284 9.8913e-05 deg
peri 84.67567052698598 0.00012207 deg
M 214.7908058715854 7.2529e-05 deg
tp 2459720.250040540494
(2022-May-20.75004054)		 0.00036035 TDB
period 1784.391244299834
4.89		 1.4344e-05
3.927e-08		 d
yr
n .2017494768313874 1.6218e-09 deg/d
Q 2.955918752130763 1.5841e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1839  
   data-arc span      10485 days (28.71 yr)  
   first obs. used      1992-03-01  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:38:16  

Additional Information
 Earth MOID = 1.79195 au 
 Jupiter MOID = 2.01379 au 
 T_jup = 3.293 
[ 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 13.9   n/a MPO416926  

20516 (1999 RP34)          Discovered 1999-Sep-11 by Korlevic, K. at Visnjan
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RP34 = 1992 ET17 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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