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295447 (2008 OW20)
Classification: Main-belt Asteroid          SPK-ID: 2295447
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09040150942335096 8.0576e-08  
a 3.17761672847007 4.3572e-08 au
q 2.890355379847485 2.6737e-07 au
i 3.8013378540901 9.3341e-06 deg
node 180.5978998800969 0.00010684 deg
peri 133.2592728077147 0.00012214 deg
M 46.82994252293098 5.1018e-05 deg
tp 2458731.363983203255
(2019-Sep-04.86398320)
0.0002952 TDB
period 2068.953341110443
5.66
4.2555e-05
1.165e-07
d
yr
n .1740010240186383 3.5789e-09 deg/d
Q 3.464878077092655 4.7511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      8978 days (24.58 yr)  
   first obs. used      1995-03-27  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .74042  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:00:23  

Additional Information
 Earth MOID = 1.8783 au 
 Jupiter MOID = 1.78316 au 
 T_jup = 3.191 
[ 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 16.3   n/a MPO455184  

295447 (2008 OW20)          Discovered 2008-Jul-29 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 OW20 = 1995 FT13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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