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JPL Small-Body Database Browser
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441473 (2008 RJ94)
Classification: Main-belt Asteroid          SPK-ID: 2441473
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2082084812920308 2.3231e-07  
a 2.375083322215284 7.744e-08 au
q 1.880570830754809 6.0786e-07 au
i 2.483876217315613 1.3261e-05 deg
node 183.2609139434693 0.00021851 deg
peri 195.8029250249035 0.00023594 deg
M 326.6196120830737 9.805e-05 deg
tp 2458724.466854178245
(2019-Aug-28.96685418)
0.00036991 TDB
period 1336.954729682403
3.66
6.5387e-05
1.79e-07
d
yr
n .2692686536106715 1.3169e-08 deg/d
Q 2.86959581367576 9.3563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      3090 days (8.46 yr)  
   first obs. used      2008-09-06  
   last obs. used      2017-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60113  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:38:04  

Additional Information
 Earth MOID = .882096 au 
 Jupiter MOID = 2.5878 au 
 T_jup = 3.511 
[ 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 18.1   n/a MPO402740  

441473 (2008 RJ94)          Discovered 2008-Sep-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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