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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02702018872729781 3.822e-08  
a 2.878130583818383 1.5811e-08 au
q 2.800362952261803 1.0874e-07 au
i 2.3822827193298 3.865e-06 deg
node 148.5872097165359 0.00010002 deg
peri 84.31779180725825 0.00012333 deg
M 134.4321581375445 7.2823e-05 deg
tp 2457934.514400630604
(2017-Jun-30.01440063)		 0.00036032 TDB
period 1783.463265743877
4.88		 1.4696e-05
4.024e-08		 d
yr
n .2018544519053186 1.6633e-09 deg/d
Q 2.955898215374964 1.6238e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1745  
   data-arc span      10141 days (27.76 yr)  
   first obs. used      1992-03-01  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5092  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:44:47  

Additional Information
 Earth MOID = 1.78995 au 
 Jupiter MOID = 2.0147 au 
 T_jup = 3.294 
[ 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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