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JPL Small-Body Database Browser
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146481 (2001 RC123)
Classification: Main-belt Asteroid          SPK-ID: 2146481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1158034036457848 5.7575e-08  
a 2.692091145689175 2.266e-08 au
q 2.380337828093688 1.5908e-07 au
i 3.802469840068608 7.3599e-06 deg
node 9.275845682649884 8.0176e-05 deg
peri 19.58686859462164 8.5241e-05 deg
M 326.6525497938599 2.896e-05 deg
tp 2458749.949063623832
(2019-Sep-23.44906362)
0.00013039 TDB
period 1613.366616397956
4.42
2.037e-05
5.577e-08
d
yr
n .2231358925745875 2.8172e-09 deg/d
Q 3.003844463284663 2.5284e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      6647 days (18.20 yr)  
   first obs. used      2001-08-24  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54513  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:59:23  

Additional Information
 Earth MOID = 1.38476 au 
 Jupiter MOID = 2.43618 au 
 T_jup = 3.359 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO302716  

146481 (2001 RC123)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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