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52893 (1998 SD63)
Classification: Main-belt Asteroid          SPK-ID: 2052893
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09353664810356495 4.7507e-08  
a 2.339052458674572 1.5867e-08 au
q 2.12026533195175 1.1521e-07 au
i 6.560672313006134 6.5822e-06 deg
node 225.515086451554 4.6528e-05 deg
peri 213.5561440348731 6.3507e-05 deg
M 270.8716072993714 4.5596e-05 deg
tp 2457723.998256075981
(2016-Dec-01.49825608)
0.00016737 JED
period 1306.647283302034
3.58
1.3295e-05
3.64e-08
d
yr
n .2755142911178313 2.8034e-09 deg/d
Q 2.557839585397394 1.7351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      633  
   data-arc span      6139 days (16.81 yr)  
   first obs. used      1998-09-25  
   last obs. used      2015-07-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56216  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 15:59:49  

Additional Information
 Earth MOID = 1.138 au 
 Jupiter MOID = 2.65949 au 
 T_jup = 3.551 
[ 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 15.6 mag n/a MPO257216  

52893 (1998 SD63)          Discovered 1998-Sep-25 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SD63 = 2000 HJ46 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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