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JPL Small-Body Database Browser
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56338 (1999 XS162)
Classification: Inner Main-belt Asteroid          SPK-ID: 2056338
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06304677899338416 4.0289e-08  
a 1.826470788529428 4.3679e-09 au
q 1.711317688387141 7.4148e-08 au
i 18.53758576846311 4.889e-06 deg
node 9.011121763115883 1.3337e-05 deg
peri 78.17992507798917 3.9955e-05 deg
M 272.0706776654222 3.7389e-05 deg
tp 2458820.715938381258
(2019-Dec-03.21593838)
9.3608e-05 TDB
period 901.6075151312422
2.47
3.2342e-06
8.855e-09
d
yr
n .3992868226565267 1.4323e-09 deg/d
Q 1.941623888671715 4.6432e-09 au
  Orbit Determination Parameters
   # obs. used (total)      985  
   data-arc span      15897 days (43.52 yr)  
   first obs. used      1976-05-29  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48694  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:42:57  

Additional Information
 Earth MOID = .778645 au 
 Jupiter MOID = 3.14635 au 
 T_jup = 3.970 
[ 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 15.5   n/a MPO385179  
diameter diameter 2.022 km 0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.307   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56338 (1999 XS162)          Discovered 1999-Dec-08 by CSS at Catalina
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XS162 = 1994 TA11 = 1998 FE5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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