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42532 (1995 OR)
Classification: Main-belt Asteroid          SPK-ID: 2042532
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2219020231580132 6.7643e-08  
a 2.288806347404687 1.6822e-08 AU
q 1.780915588298685 1.5835e-07 AU
i 4.822053969504484 6.9398e-06 deg
node 63.44898752855713 7.9001e-05 deg
peri 268.9826925155193 8.0441e-05 deg
M 139.9575065252864 1.9316e-05 deg
tp 2456308.793786405419
(2013-Jan-16.29378641)
6.4536e-05 JED
period 1264.771295865204
3.46
1.3943e-05
3.817e-08
d
yr
n .2846364407358971 3.1379e-09 deg/d
Q 2.79669710651069 2.0555e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      6793 days (18.60 yr)  
   first obs. used      1995-07-24  
   last obs. used      2014-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56077  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 05:46:58  

Additional Information
 Earth MOID = .777519 AU 
 T_jup = 3.562 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO279939  

42532 (1995 OR)          Discovered 1995-Jul-24 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 OR = 1998 HO89 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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