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20110 (1995 SS2)
Classification: Main-belt Asteroid          SPK-ID: 2020110
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698926578836974 1.3972e-08  
a 2.666653042708476 1.1762e-08 au
q 2.213608269629084 4.089e-08 au
i 12.72264353995418 1.2573e-06 deg
node .6732574038448073 4.2196e-06 deg
peri 58.89746353146204 7.6256e-06 deg
M 241.1780533067073 9.1921e-06 deg
tp 2459725.479517715011
(2022-May-25.97951772)
4.2547e-05 TDB
period 1590.553190188326
4.35
1.0523e-05
2.881e-08
d
yr
n .2263363477692784 1.4974e-09 deg/d
Q 3.119697815787868 1.376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1913  
   data-arc span      24720 days (67.68 yr)  
   first obs. used      1953-01-10  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43299  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:13:15  

Additional Information
 Earth MOID = 1.25272 au 
 Jupiter MOID = 2.3878 au 
 T_jup = 3.328 
[ 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 13.03   n/a E2021B10  
diameter diameter 6.465 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.352   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20110 (1995 SS2)          Discovered 1995-Sep-20 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 SS2 = 1969 TP = 1982 SG13 = 2000 WD68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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