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JPL Small-Body Database Browser
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441480 (2008 RQ131)
Classification: Main-belt Asteroid          SPK-ID: 2441480
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460657268754332 1.1307e-07  
a 2.311790546343015 3.0931e-08 au
q 1.974117179807667 2.5514e-07 au
i 4.89273316773504 9.1761e-06 deg
node 224.4446506273051 0.00010639 deg
peri 182.9543434649648 0.00011394 deg
M 326.6064613146982 4.2007e-05 deg
tp 2458719.591590265702
(2019-Aug-24.09159027)
0.00014977 TDB
period 1283.870298972635
3.52
2.5767e-05
7.055e-08
d
yr
n .2804021561119339 5.6276e-09 deg/d
Q 2.649463912878362 3.5449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5671 days (15.53 yr)  
   first obs. used      2001-09-16  
   last obs. used      2017-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60647  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:38:00  

Additional Information
 Earth MOID = .983377 au 
 Jupiter MOID = 2.7153 au 
 T_jup = 3.565 
[ 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 17.7   n/a MPO361006  

441480 (2008 RQ131)          Discovered 2008-Sep-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 RQ131 = 2001 ST145 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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