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JPL Small-Body Database Browser
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56974 (2000 SS142)
Classification: Outer Main-belt Asteroid          SPK-ID: 2056974
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 .07921438823451687 6.6162e-08  
a 3.477180320922188 3.2924e-08 au
q 3.201737609019236 2.3184e-07 au
i 8.793262899520013 6.1942e-06 deg
node 308.3187683344167 3.6339e-05 deg
peri 29.72195877718446 4.6581e-05 deg
M 351.519563233118 2.7273e-05 deg
tp 2458656.289820739076
(2019-Jun-21.78982074)
0.00017919 TDB
period 2368.313804838589
6.48
3.3637e-05
9.209e-08
d
yr
n .1520068832367151 2.1589e-09 deg/d
Q 3.75262303282514 3.5532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      783  
   data-arc span      7444 days (20.38 yr)  
   first obs. used      1999-07-13  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50057  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:47:57  

Additional Information
 Earth MOID = 2.19458 au 
 Jupiter MOID = 1.58336 au 
 T_jup = 3.107 
[ 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 13.8   n/a MPO493272  
diameter diameter 10.524 km 0.292 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56974 (2000 SS142)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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