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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01434148136433472 5.7644e-08  
a 2.563850587677374 1.718e-08 au
q 2.52708117225326 1.5163e-07 au
i 15.27719702484446 6.9082e-06 deg
node 197.3344757197163 1.9595e-05 deg
peri 47.01728226442191 0.000234 deg
M 184.388152667339 0.00023539 deg
tp 2458131.957009630849
(2018-Jan-13.45700963)
0.0009838 JED
period 1499.469013433308
4.11
1.5071e-05
4.126e-08
d
yr
n .2400849879356389 2.4131e-09 deg/d
Q 2.600620003101488 1.7426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      10637 days (29.12 yr)  
   first obs. used      1986-11-02  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53929  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:54:02  

Additional Information
 Earth MOID = 1.53044 au 
 Jupiter MOID = 2.3671 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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