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JPL Small-Body Database Browser
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66505 (1999 RH83)
Classification: Main-belt Asteroid          SPK-ID: 2066505
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2003780705308228 3.1061e-08  
a 2.548324810092087 1.2147e-08 au
q 2.037696401560009 7.9087e-08 au
i 13.04793394277035 5.8433e-06 deg
node 162.0997292257339 1.891e-05 deg
peri 248.1581325187184 2.6148e-05 deg
M 351.9257136183267 1.9849e-05 deg
tp 2459033.825927782689
(2020-Jul-03.32592778)
8.2008e-05 TDB
period 1485.869268768963
4.07
1.0624e-05
2.909e-08
d
yr
n .2422824184918089 1.7323e-09 deg/d
Q 3.058953218624165 1.4581e-08 au
  Orbit Determination Parameters
   # obs. used (total)      798  
   data-arc span      8796 days (24.08 yr)  
   first obs. used      1995-07-24  
   last obs. used      2019-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:34:40  

Additional Information
 Earth MOID = 1.08629 au 
 Jupiter MOID = 2.47219 au 
 T_jup = 3.378 
[ 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 15.3   n/a MPO493334  

66505 (1999 RH83)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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