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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01404060128920836 7.9035e-08  
a 2.564645122221342 2.7897e-08 AU
q 2.528635962611919 2.1612e-07 AU
i 15.27420436375469 1.0688e-05 deg
node 197.3412585281997 2.4451e-05 deg
peri 47.93557571332411 0.00039986 deg
M 39.46785006251941 0.00039713 deg
tp 2456636.032415458832
(2013-Dec-09.53241546)
0.0016546 JED
period 1500.166093188022
4.11
2.4478e-05
6.702e-08
d
yr
n .2399734280321984 3.9155e-09 deg/d
Q 2.600654281830764 2.8289e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      662  
   data-arc span      10014 days (27.42 yr)  
   first obs. used      1986-11-02  
   last obs. used      2014-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .592  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:20:17  

Additional Information
 Earth MOID = 1.53295 AU 
 T_jup = 3.383 
[ 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 14.2 mag n/a MPO266080  

23845 (1998 RB)          Discovered 1998-Sep-02 by Sugie, A. at Dynic (402)
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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