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135259 (2001 SS56)
Classification: Main-belt Asteroid          SPK-ID: 2135259
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1188114052623775 4.7092e-08  
a 3.095237657740356 2.0822e-08 au
q 2.727488122003194 1.4766e-07 au
i 16.89456648786368 5.4613e-06 deg
node 183.5407180551699 1.4369e-05 deg
peri 174.1025179937804 2.3306e-05 deg
M 207.2997295382668 1.9785e-05 deg
tp 2460044.178016905646
(2023-Apr-09.67801691)
0.00011323 TDB
period 1989.021271328698
5.45
2.0071e-05
5.495e-08
d
yr
n .1809935394806081 1.8264e-09 deg/d
Q 3.462987193477517 2.3296e-08 au
  Orbit Determination Parameters
   # obs. used (total)      717  
   data-arc span      9829 days (26.91 yr)  
   first obs. used      1994-06-03  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54924  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:00  

Additional Information
 Earth MOID = 1.72304 au 
 Jupiter MOID = 2.00169 au 
 T_jup = 3.147 
[ 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 14.68   n/a E2021B55  
diameter diameter 6.187 km 0.411 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135259 (2001 SS56)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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