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66565 (1999 RC138)
Classification: Main-belt Asteroid          SPK-ID: 2066565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661807930242874 4.2325e-08  
a 2.51872115164702 8.9248e-09 au
q 2.100158073259272 1.0572e-07 au
i 1.843817539772101 4.3962e-06 deg
node 16.13505993160833 0.0001174 deg
peri 3.890122544621881 0.00011811 deg
M 135.2885683062189 1.2865e-05 deg
tp 2458847.809853746732
(2019-Dec-30.30985375)
5.2225e-05 TDB
period 1460.052797691529
4.00
7.7603e-06
2.125e-08
d
yr
n .2465664259328098 1.3105e-09 deg/d
Q 2.937284230034768 1.0408e-08 au
  Orbit Determination Parameters
   # obs. used (total)      983  
   data-arc span      10325 days (28.27 yr)  
   first obs. used      1993-01-29  
   last obs. used      2021-05-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50025  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:32:33  

Additional Information
 Earth MOID = 1.10183 au 
 Jupiter MOID = 2.52573 au 
 T_jup = 3.437 
[ 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 15.71   n/a MPCxxxxx  

66565 (1999 RC138)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RC138 = 2002 JS141 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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