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295450 (2008 OR23)
Classification: Main-belt Asteroid          SPK-ID: 2295450
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2311405728671755 1.104e-07  
a 3.144217201208075 4.4623e-08 au
q 2.417461036102013 3.6757e-07 au
i 9.839360126855521 8.9384e-06 deg
node 309.3528375227638 3.2277e-05 deg
peri 13.09463690564951 3.798e-05 deg
M 337.6224005266186 1.3676e-05 deg
tp 2458727.083829867370
(2019-Aug-31.58382987)
7.6945e-05 TDB
period 2036.419447334364
5.58
4.3351e-05
1.187e-07
d
yr
n .1767808692218263 3.7633e-09 deg/d
Q 3.870973366314137 5.4937e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      5875 days (16.08 yr)  
   first obs. used      2003-09-30  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .528  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:00:23  

Additional Information
 Earth MOID = 1.40508 au 
 Jupiter MOID = 1.46716 au 
 T_jup = 3.145 
[ 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 15.3   n/a MPO440401  
diameter diameter 5.110 km 0.879 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295450 (2008 OR23)          Discovered 2008-Jul-30 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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