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441481 (2008 RB142)
Classification: Main-belt Asteroid          SPK-ID: 2441481
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1696408406065278 8.5139e-08  
a 2.355218557202635 2.5241e-08 au
q 1.955677301346687 1.9075e-07 au
i 3.921976444529624 7.4068e-06 deg
node 298.1918903520346 8.4703e-05 deg
peri 37.11814845548479 9.5016e-05 deg
M 102.3218360398962 3.1096e-05 deg
tp 2458625.258319412269
(2019-May-21.75831941)
0.00011423 TDB
period 1320.216781087777
3.61
2.1223e-05
5.811e-08
d
yr
n .2726824906008105 4.3835e-09 deg/d
Q 2.754759813058584 2.9523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      5078 days (13.90 yr)  
   first obs. used      2005-12-24  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67289  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:51:46  

Additional Information
 Earth MOID = .947383 au 
 Jupiter MOID = 2.60909 au 
 T_jup = 3.532 
[ 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 18.3   n/a MPO503569  

441481 (2008 RB142)          Discovered 2008-Sep-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 RB142 = 2005 YF129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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