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JPL Small-Body Database Browser
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97243 (1999 XG90)
Classification: Main-belt Asteroid          SPK-ID: 2097243
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08209409133306836 5.5175e-08  
a 3.067171343284004 3.3278e-08 au
q 2.815374698894277 1.7654e-07 au
i 11.34064835757456 6.0001e-06 deg
node 97.4877171668555 3.1823e-05 deg
peri 339.8604506631735 5.0539e-05 deg
M 234.468202719124 4.1332e-05 deg
tp 2459284.658504377136
(2021-Mar-11.15850438)
0.00022986 TDB
period 1962.02927792615
5.37
3.1931e-05
8.742e-08
d
yr
n .1834835005013367 2.9861e-09 deg/d
Q 3.318967987673731 3.601e-08 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      7198 days (19.71 yr)  
   first obs. used      1999-12-07  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .577  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:02:20  

Additional Information
 Earth MOID = 1.83394 au 
 Jupiter MOID = 1.89629 au 
 T_jup = 3.197 
[ 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 14.7   n/a MPO366341  
diameter diameter 3.914 km 0.703 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.200   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97243 (1999 XG90)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 XG90 = 2001 FS6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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