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214634 (2006 SR4)
Classification: Main-belt Asteroid          SPK-ID: 2214634
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1951774658913532 3.6164e-08  
a 2.65257503197868 1.3505e-08 au
q 2.134852159150406 9.4274e-08 au
i 12.83550002465657 4.7942e-06 deg
node 199.3815399215449 1.6187e-05 deg
peri 149.4374376294122 2.0677e-05 deg
M 93.27362739119995 1.3777e-05 deg
tp 2458591.657242377403
(2019-Apr-18.15724238)		 5.8459e-05 TDB
period 1577.974362751343
4.32		 1.2051e-05
3.299e-08		 d
yr
n .2281405886546262 1.7423e-09 deg/d
Q 3.170297904806954 1.6141e-08 au
   Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      8687 days (23.78 yr)  
   first obs. used      1996-04-17  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52879  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:13:20  

Additional Information
 Earth MOID = 1.14027 au 
 Jupiter MOID = 2.33244 au 
 T_jup = 3.327 
[ 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 15.6   n/a MPO372462  
diameter diameter 2.853 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.181   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214634 (2006 SR4)          Discovered 2006-Sep-16 by CSS at Catalina
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2006 SR4 = 1996 HN3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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