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JPL Small-Body Database Browser
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266633 (2008 RB78)
Classification: Main-belt Asteroid          SPK-ID: 2266633
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0815443879609581 5.1758e-08  
a 3.101514933187151 4.52e-08 au
q 2.848603796208633 1.6552e-07 au
i 10.78811724993392 6.0195e-06 deg
node 89.0756132074635 4.3404e-05 deg
peri 213.9877586973905 7.0973e-05 deg
M 28.04999560804789 5.7246e-05 deg
tp 2458445.050425178669
(2018-Nov-22.55042518)
0.00031747 TDB
period 1995.075069445745
5.46
4.3613e-05
1.194e-07
d
yr
n .1804443379165738 3.9446e-09 deg/d
Q 3.354426070165669 4.8886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      6288 days (17.22 yr)  
   first obs. used      2002-08-13  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61053  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:05:28  

Additional Information
 Earth MOID = 1.83925 au 
 Jupiter MOID = 1.82275 au 
 T_jup = 3.189 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO454981  

266633 (2008 RB78)          Discovered 2008-Sep-09 by BATTeRS at Bisei SG Center
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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