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351888 (2006 SQ202)
Classification: Main-belt Asteroid          SPK-ID: 2351888
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04608645292525249 4.8919e-08  
a 2.870721029205121 3.893e-08 au
q 2.738419679631127 1.4266e-07 au
i 1.410245937417291 5.7117e-06 deg
node 204.9546674060974 0.0002083 deg
peri 222.3485832512921 0.00021622 deg
M 239.1761501124742 5.8817e-05 deg
tp 2459596.759184768551
(2022-Jan-17.25918477)
0.00029286 TDB
period 1776.580589978697
4.86
3.6139e-05
9.894e-08
d
yr
n .2026364590667495 4.122e-09 deg/d
Q 3.003022378779115 4.0724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      4636 days (12.69 yr)  
   first obs. used      2006-09-17  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5447  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:57:51  

Additional Information
 Earth MOID = 1.75227 au 
 Jupiter MOID = 2.13663 au 
 T_jup = 3.296 
[ 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 16.8   n/a MPO437488  
rotation period rot_per 22.64 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

351888 (2006 SQ202)          Discovered 2006-Sep-25 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

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