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JPL Small-Body Database Browser
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185021 (2006 QB38)
Classification: Main-belt Asteroid          SPK-ID: 2185021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1400341395597847 5.2607e-08  
a 2.394177642967021 1.637e-08 au
q 2.058911036780861 1.3085e-07 au
i 7.794403862518525 5.6958e-06 deg
node 104.8572148956825 3.6681e-05 deg
peri 242.2736341191372 4.0853e-05 deg
M 246.5151997376913 1.8934e-05 deg
tp 2459427.048265432427
(2021-Jul-31.54826543)
7.3052e-05 TDB
period 1353.109625260311
3.70
1.3878e-05
3.8e-08
d
yr
n .266053831322605 2.7287e-09 deg/d
Q 2.729444249153181 1.8663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      8087 days (22.14 yr)  
   first obs. used      1997-02-02  
   last obs. used      2019-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61202  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:35:49  

Additional Information
 Earth MOID = 1.06466 au 
 Jupiter MOID = 2.67204 au 
 T_jup = 3.504 
[ 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 16.3   n/a MPO422720  

185021 (2006 QB38)          Discovered 2006-Aug-16 by Siding Spring Survey at Siding Spring
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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