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JPL Small-Body Database Browser
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295650 (2008 SD305)
Classification: Mars-crossing Asteroid          SPK-ID: 2295650
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2538600402465747 4.8875e-08  
a 2.165131428329341 1.5375e-08 au
q 1.61549107679453 1.1069e-07 au
i 5.611197377604729 5.2222e-06 deg
node 157.4165606260475 4.0795e-05 deg
peri 101.7310894364167 4.505e-05 deg
M 203.8867145954501 1.1714e-05 deg
tp 2459105.117358479549
(2020-Sep-12.61735848)
3.8349e-05 TDB
period 1163.656562488456
3.19
1.2395e-05
3.394e-08
d
yr
n .3093696298417699 3.2953e-09 deg/d
Q 2.714771779864151 1.9278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      6471 days (17.72 yr)  
   first obs. used      2001-03-26  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53801  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:56:31  

Additional Information
 Earth MOID = .612158 au 
 Jupiter MOID = 2.37492 au 
 T_jup = 3.645 
[ 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 17.7   n/a MPO418564  

295650 (2008 SD305)          Discovered 2008-Sep-26 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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