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JPL Small-Body Database Browser
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97231 (1999 XG60)
Classification: Main-belt Asteroid          SPK-ID: 2097231
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 .2084145531250386 4.8286e-08  
a 2.669948083125748 1.7442e-08 au
q 2.113492046514042 1.3185e-07 au
i 13.75482463228837 4.5776e-06 deg
node 78.04808202206308 2.3088e-05 deg
peri 90.8820301918002 2.5691e-05 deg
M 88.3639121558268 1.0218e-05 deg
tp 2458209.366435084205
(2018-Mar-31.86643508)
4.5075e-05 TDB
period 1593.502142836049
4.36
1.5615e-05
4.275e-08
d
yr
n .225917487226774 2.2138e-09 deg/d
Q 3.226404119737454 2.1077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      598  
   data-arc span      6771 days (18.54 yr)  
   first obs. used      1999-11-04  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52895  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 15:46:21  

Additional Information
 Earth MOID = 1.17268 au 
 Jupiter MOID = 1.94437 au 
 T_jup = 3.310 
[ 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 15.4   n/a MPO302545  

97231 (1999 XG60)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 XG60 = 2001 HS22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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