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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2539262173742811 4.2975e-08  
a 2.164699070347783 1.3791e-08 au
q 1.615025223660747 1.0094e-07 au
i 5.612014613764083 4.8575e-06 deg
node 157.4115784887334 3.3977e-05 deg
peri 101.7916290228206 3.7117e-05 deg
M 327.5943398552475 1.1216e-05 deg
tp 2459105.216012207486
(2020-Sep-12.71601221)
3.6567e-05 TDB
period 1163.308021694457
3.18
1.1117e-05
3.044e-08
d
yr
n .3094623206290879 2.9573e-09 deg/d
Q 2.714372917034818 1.7293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      262  
   data-arc span      6968 days (19.08 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49135  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:43:35  

Additional Information
 Earth MOID = .612028 au 
 Jupiter MOID = 2.37596 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 17.8   n/a MPO471117  

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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