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JPL Small-Body Database Browser
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173705 (2001 QB61)
Classification: Inner Main-belt Asteroid          SPK-ID: 2173705
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08500507049568126 6.9542e-08  
a 1.919419198494026 1.086e-08 au
q 1.756258834215277 1.3074e-07 au
i 20.44998583363455 9.7193e-06 deg
node 352.2763353904314 1.3597e-05 deg
peri 113.8290890375077 5.9776e-05 deg
M 104.7326042251447 5.5705e-05 deg
tp 2458317.925752124842
(2018-Jul-18.42575212)
0.00014943 TDB
period 971.2995297660511
2.66
8.2437e-06
2.257e-08
d
yr
n .3706374696657273 3.1457e-09 deg/d
Q 2.082579562772775 1.1784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      455  
   data-arc span      7059 days (19.33 yr)  
   first obs. used      1999-12-13  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58988  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:56:41  

Additional Information
 Earth MOID = .82623 au 
 Jupiter MOID = 2.98771 au 
 T_jup = 3.845 
[ 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 16.3   n/a MPO367072  

173705 (2001 QB61)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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