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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2308212356030731 1.0982e-07  
a 3.143100659095342 4.4086e-08 au
q 2.417606281338122 3.6522e-07 au
i 9.840808203477609 8.8423e-06 deg
node 309.3503479408925 3.2056e-05 deg
peri 13.1565377224823 3.7803e-05 deg
M 48.32381180597569 1.3443e-05 deg
tp 2458727.291287312734
(2019-Aug-31.79128731)
7.6667e-05 TDB
period 2035.334815107716
5.57
4.2822e-05
1.172e-07
d
yr
n .1768750759471226 3.7213e-09 deg/d
Q 3.868595036852562 5.4261e-08 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      5892 days (16.13 yr)  
   first obs. used      2003-09-30  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52517  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:30:46  

Additional Information
 Earth MOID = 1.40612 au 
 Jupiter MOID = 1.47274 au 
 T_jup = 3.146 
[ 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 15.4   n/a MPO494580  
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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