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JPL Small-Body Database Browser
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80293 (1999 XS56)
Classification: Main-belt Asteroid          SPK-ID: 2080293
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08060087807083982 3.013e-08  
a 2.217890807104822 7.3093e-09 au
q 2.03912686058693 6.6284e-08 au
i .6208058123063428 4.1653e-06 deg
node 138.1810588863682 0.00034416 deg
peri 301.8814363894455 0.00034548 deg
M 304.3787252945325 2.9769e-05 deg
tp 2458786.900513730172
(2019-Oct-30.40051373)
9.9918e-05 TDB
period 1206.448167507846
3.30
5.964e-06
1.633e-08
d
yr
n .2983965740887569 1.4751e-09 deg/d
Q 2.396654753622714 7.8984e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1049  
   data-arc span      8361 days (22.89 yr)  
   first obs. used      1997-01-15  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51679  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:46:27  

Additional Information
 Earth MOID = 1.05473 au 
 Jupiter MOID = 2.74855 au 
 T_jup = 3.648 
[ 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 15.7   n/a MPO449503  
diameter diameter 1.770 km 0.307 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.270   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80293 (1999 XS56)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 XS56 = 1997 CL24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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