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JPL Small-Body Database Browser
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392518 (2011 QB30)
Classification: Main-belt Asteroid          SPK-ID: 2392518
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0990385173226566 9.6526e-08  
a 2.764088399429294 4.695e-08 au
q 2.490337182601062 2.9074e-07 au
i 3.478149956751553 1.2072e-05 deg
node 359.3000804867921 0.00013117 deg
peri 301.8863724838764 0.00014489 deg
M 354.6219809487411 6.645e-05 deg
tp 2459025.575300996039
(2020-Jun-25.07530100)
0.00031013 TDB
period 1678.51922288393
4.60
4.2766e-05
1.171e-07
d
yr
n .2144747555416552 5.4645e-09 deg/d
Q 3.037839616257527 5.16e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6064 days (16.60 yr)  
   first obs. used      2002-09-05  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69479  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:18:08  

Additional Information
 Earth MOID = 1.47713 au 
 Jupiter MOID = 2.1553 au 
 T_jup = 3.330 
[ 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 16.9   n/a MPO285736  

392518 (2011 QB30)          Discovered 2007-Oct-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2011 QB30 = 2007 VX173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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