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JPL Small-Body Database Browser
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173070 (2006 SW256)
Classification: Main-belt Asteroid          SPK-ID: 2173070
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1817043369637303 4.8633e-08  
a 2.437983033785113 1.487e-08 au
q 1.994990943102366 1.1822e-07 au
i 9.470648490241011 5.8788e-06 deg
node 210.9690633619971 2.0724e-05 deg
peri 334.3164087504633 2.436e-05 deg
M 308.0206668297827 1.2272e-05 deg
tp 2458801.257901927826
(2019-Nov-13.75790193)
4.7878e-05 TDB
period 1390.41500315798
3.81
1.272e-05
3.483e-08
d
yr
n .2589155030565335 2.3687e-09 deg/d
Q 2.880975124467861 1.7571e-08 au
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      9929 days (27.18 yr)  
   first obs. used      1991-11-04  
   last obs. used      2019-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52256  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:17:40  

Additional Information
 Earth MOID = 1.00052 au 
 Jupiter MOID = 2.09913 au 
 T_jup = 3.462 
[ 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 15.6   n/a MPO417932  
diameter diameter 3.521 km 0.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.090   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

173070 (2006 SW256)          Discovered 2006-Sep-26 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2006 SW256 = 1991 VS8 = 2001 LH10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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