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85395 (1996 SQ4)
Classification: Main-belt Asteroid          SPK-ID: 2085395
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 .1535790491804009 3.7764e-08  
a 2.661256314990321 1.4123e-08 au
q 2.25254310050877 9.8821e-08 au
i 27.31125977413824 7.1046e-06 deg
node 200.0049213162724 9.6295e-06 deg
peri 275.0257600098243 2.5498e-05 deg
M 85.76215938769249 2.2434e-05 deg
tp 2458622.735023382529
(2019-May-19.23502338)
9.92e-05 TDB
period 1585.727231604733
4.34
1.2623e-05
3.456e-08
d
yr
n .2270251735764701 1.8071e-09 deg/d
Q 3.069969529471873 1.6291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      787  
   data-arc span      8620 days (23.60 yr)  
   first obs. used      1996-09-20  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:36:07  

Additional Information
 Earth MOID = 1.42448 au 
 Jupiter MOID = 2.27403 au 
 T_jup = 3.211 
[ 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 15.1   n/a MPO453284  
diameter diameter 6.447 km 1.662 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.031   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

85395 (1996 SQ4)          Discovered 1996-Sep-20 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1996 SQ4 = 1998 FK95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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