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JPL Small-Body Database Browser
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109526 (2001 QS245)
Classification: Main-belt Asteroid          SPK-ID: 2109526
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1458456750438337 3.7506e-08  
a 2.714062654228475 1.5132e-08 au
q 2.318228354311264 1.0089e-07 au
i 12.10071171098597 6.56e-06 deg
node 10.53581458737278 2.0089e-05 deg
peri 256.6939183836366 3.2514e-05 deg
M 60.03635017089159 2.8274e-05 deg
tp 2458328.142078097702
(2018-Jul-28.64207810)		 0.00012728 TDB
period 1633.158105143537
4.47		 1.3658e-05
3.739e-08		 d
yr
n .2204318117555188 1.8435e-09 deg/d
Q 3.109896954145686 1.7339e-08 au
   Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      9909 days (27.13 yr)  
   first obs. used      1992-09-27  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53622  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:16:21  

Additional Information
 Earth MOID = 1.33908 au 
 Jupiter MOID = 2.0785 au 
 T_jup = 3.314 
[ 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 14.7   n/a MPO412772  
diameter diameter 4.075 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.154   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109526 (2001 QS245)          Discovered 2001-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QS245 = 1992 SK10 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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