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97321 (1999 XO220)
Classification: Main-belt Asteroid          SPK-ID: 2097321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1452955843334527 6.3699e-08  
a 2.602442870993082 1.5184e-08 au
q 2.224319413357714 1.6598e-07 au
i 14.00531533499743 6.1956e-06 deg
node 85.00776431582329 2.1132e-05 deg
peri 344.5183002804751 2.6548e-05 deg
M 296.5147343222236 1.5545e-05 deg
tp 2459270.921161883921
(2021-Feb-25.42116188)
6.6683e-05 TDB
period 1533.452167819948
4.20
1.342e-05
3.674e-08
d
yr
n .23476441427697 2.0546e-09 deg/d
Q 2.98056632862845 1.739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      889  
   data-arc span      7629 days (20.89 yr)  
   first obs. used      1999-09-14  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53929  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:48:18  

Additional Information
 Earth MOID = 1.24202 au 
 Jupiter MOID = 2.3013 au 
 T_jup = 3.357 
[ 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 14.4   n/a MPO439676  
diameter diameter 3.707 km 0.496 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.354   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97321 (1999 XO220)          Discovered 1999-Dec-14 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

Alternate Designations
 1999 XO220 = 2001 CE43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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