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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2225370239962794 6.7682e-08  
a 2.287760926421363 1.5627e-08 AU
q 1.778649418240582 1.5839e-07 AU
i 4.821243922184522 5.9124e-06 deg
node 63.39845538700534 7.5874e-05 deg
peri 269.085970255027 7.7168e-05 deg
M 196.8092044063447 1.9634e-05 deg
tp 2457573.437888477947
(2016-Jul-03.93788848)
7.3377e-05 JED
period 1263.904861188631
3.46
1.295e-05
3.546e-08
d
yr
n .2848315652979136 2.9184e-09 deg/d
Q 2.796872434602144 1.9105e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      7263 days (19.89 yr)  
   first obs. used      1995-07-24  
   last obs. used      2015-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .555  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 13:06:18  

Additional Information
 Earth MOID = .777049 AU 
 T_jup = 3.563 
[ 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 15.3 mag n/a MPO337600  

42532 (1995 OR)          Discovered 1995-Jul-24 by Shimizu, Y., Urata, T. at Nachi-Katsuura
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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