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JPL Small-Body Database Browser
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441529 (2008 SQ256)
Classification: Main-belt Asteroid          SPK-ID: 2441529
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2160493144507673 7.7813e-08  
a 2.405804315661353 2.239e-08 au
q 1.88603194256002 1.9048e-07 au
i 1.676861669024981 9.6841e-06 deg
node 290.653018594488 0.0002437 deg
peri 32.31527555496339 0.0002488 deg
M 329.3856527369489 3.3348e-05 deg
tp 2458716.407457567643
(2019-Aug-20.90745757)
0.00012548 TDB
period 1362.978095394901
3.73
1.9027e-05
5.209e-08
d
yr
n .2641275022807287 3.6872e-09 deg/d
Q 2.925576688762686 2.7228e-08 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      5572 days (15.26 yr)  
   first obs. used      2004-07-21  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63317  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:57:17  

Additional Information
 Earth MOID = .873019 au 
 Jupiter MOID = 2.40049 au 
 T_jup = 3.490 
[ 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 18.3   n/a MPO245896  

441529 (2008 SQ256)          Discovered 2008-Sep-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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