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266499 (2008 DS85)
Classification: Main-belt Asteroid          SPK-ID: 2266499
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2025481822286892 4.9916e-08  
a 2.362876949676201 1.4547e-08 au
q 1.884280518689216 1.1962e-07 au
i 3.340137054233262 4.9241e-06 deg
node 109.2333728126436 0.00013723 deg
peri 184.4423994279879 0.00013857 deg
M 44.67000878451596 2.0613e-05 deg
tp 2458835.883401890068
(2019-Dec-18.38340189)
7.5596e-05 TDB
period 1326.661375990545
3.63
1.2251e-05
3.354e-08
d
yr
n .2713578660803385 2.5059e-09 deg/d
Q 2.841473380663185 1.7493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      6568 days (17.98 yr)  
   first obs. used      2001-05-17  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51928  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:47:40  

Additional Information
 Earth MOID = .868194 au 
 Jupiter MOID = 2.3536 au 
 T_jup = 3.520 
[ 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 17.4   n/a MPO476120  

266499 (2008 DS85)          Discovered 2008-Feb-28 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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