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52282 (1989 SO2)
Classification: Main-belt Asteroid          SPK-ID: 2052282
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .139988823697608 3.7294e-08  
a 2.153385470882689 7.8816e-09 au
q 1.851935571846301 8.3596e-08 au
i 2.519833757439313 3.2112e-06 deg
node 85.63688096511066 8.1127e-05 deg
peri 260.5322327485609 8.1978e-05 deg
M 274.5394638288688 1.3789e-05 deg
tp 2459274.495990126313
(2021-Feb-28.99599013)
4.5192e-05 TDB
period 1154.200065489329
3.16
6.3367e-06
1.735e-08
d
yr
n .3119043316354138 1.7124e-09 deg/d
Q 2.454835369919075 8.985e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1037  
   data-arc span      11220 days (30.72 yr)  
   first obs. used      1989-09-26  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53296  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:03:33  

Additional Information
 Earth MOID = .846722 au 
 Jupiter MOID = 2.92771 au 
 T_jup = 3.689 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO468400  
diameter diameter 1.972 km 0.391 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.125   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52282 (1989 SO2)          Discovered 1989-Sep-26 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 SO2 = 1999 XQ225 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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