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18512 (1996 SO7)
Classification: Main-belt Asteroid          SPK-ID: 2018512
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2213191126648415 3.7896e-08  
a 2.384785008070606 7.8521e-09 au
q 1.856986506188003 9.1302e-08 au
i 1.292270169425688 3.6974e-06 deg
node 285.939444495815 0.00016377 deg
peri 69.49736477465586 0.00016397 deg
M 158.0710473653589 7.7805e-06 deg
tp 2458409.861018834324
(2018-Oct-18.36101883)
2.8336e-05 TDB
period 1345.154832359523
3.68
6.6435e-06
1.819e-08
d
yr
n .2676271841275904 1.3218e-09 deg/d
Q 2.912583509953209 9.5899e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1761  
   data-arc span      9524 days (26.08 yr)  
   first obs. used      1994-01-08  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46344  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:27:29  

Additional Information
 Earth MOID = .85288 au 
 Jupiter MOID = 2.53536 au 
 T_jup = 3.502 
[ 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 14.5   n/a MPO452433  
diameter diameter 3.565 km 0.290 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.265   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18512 (1996 SO7)          Discovered 1996-Sep-17 by Otomo, S. at Kiyosato
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 SO7 = 1999 JU44 = 1999 KC16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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