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233981 (1995 OL2)
Classification: Main-belt Asteroid          SPK-ID: 2233981
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 .1248093364022086 5.4224e-08  
a 3.137548870729495 3.5953e-08 au
q 2.745953478244248 1.7365e-07 au
i 11.81521010012457 7.9365e-06 deg
node 159.8301900019618 3.5136e-05 deg
peri 136.0607724641717 5.5622e-05 deg
M 182.7133952806978 4.7691e-05 deg
tp 2460000.172160084092
(2023-Feb-24.67216008)
0.00027739 TDB
period 2029.944553341038
5.56
3.4892e-05
9.553e-08
d
yr
n .1773447454057228 3.0483e-09 deg/d
Q 3.529144263214743 4.044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      8489 days (23.24 yr)  
   first obs. used      1995-07-22  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62229  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:04:35  

Additional Information
 Earth MOID = 1.74501 au 
 Jupiter MOID = 1.83489 au 
 T_jup = 3.167 
[ 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 15.6   n/a MPO418250  

233981 (1995 OL2)          Discovered 1995-Jul-22 by Spacewatch at Kitt Peak
Reference: 20100330/Numbers.arcLast Updated: 2010-04-05

[ show close-approach data ]
Alternate Designations
 1995 OL2 = 2006 UJ172 = 2010 CV81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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