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23845 (1998 RB)
Classification: Main-belt Asteroid          SPK-ID: 2023845
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01441897371035499 5.7668e-08  
a 2.563755607449341 1.7065e-08 au
q 2.526788882745754 1.5183e-07 au
i 15.27723878954435 6.7446e-06 deg
node 197.3344132676438 1.9493e-05 deg
peri 46.79644097756024 0.00022903 deg
M 232.6369934591401 0.00023088 deg
tp 2458130.961859694091
(2018-Jan-12.46185969)
0.00096415 JED
period 1499.385690370052
4.11
1.497e-05
4.099e-08
d
yr
n .2400983298107581 2.3972e-09 deg/d
Q 2.600722332152928 1.7311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      10681 days (29.24 yr)  
   first obs. used      1986-11-02  
   last obs. used      2016-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53839  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 20:26:04  

Additional Information
 Earth MOID = 1.53017 au 
 Jupiter MOID = 2.3674 au 
 T_jup = 3.384 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO358854  

23845 (1998 RB)          Discovered 1998-Sep-02 by Sugie, A. at Dynic
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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