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441492 (2008 SQ71)
Classification: Main-belt Asteroid          SPK-ID: 2441492
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103188900024223 5.3582e-08  
a 2.370713580062445 2.0831e-08 au
q 1.872107731390043 1.2635e-07 au
i 2.947299588540982 7.919e-06 deg
node 62.71718843918025 0.00013291 deg
peri 218.2885806561797 0.00013596 deg
M 146.4296093548177 2.9197e-05 deg
tp 2458458.195184242536
(2018-Dec-05.69518424)
0.00010317 TDB
period 1333.266779395828
3.65
1.7573e-05
4.811e-08
d
yr
n .2700134778450977 3.5589e-09 deg/d
Q 2.869319428734846 2.5212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      5544 days (15.18 yr)  
   first obs. used      2004-08-22  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56316  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:57:02  

Additional Information
 Earth MOID = .856757 au 
 Jupiter MOID = 2.27743 au 
 T_jup = 3.513 
[ 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 17.6   n/a MPO446751  

441492 (2008 SQ71)          Discovered 2008-Sep-22 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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