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JPL Small-Body Database Browser
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193238 (2000 ST21)
Classification: Inner Main-belt Asteroid          SPK-ID: 2193238
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08564405658874838 4.4238e-08  
a 1.910253194024316 8.9107e-09 au
q 1.74665136137646 8.5712e-08 au
i 24.70135593091236 6.7476e-06 deg
node 187.9538732086409 1.2581e-05 deg
peri 139.3551612858668 4.1695e-05 deg
M 196.9993104120979 4.1172e-05 deg
tp 2459437.138241834537
(2021-Aug-10.63824183)
0.00011106 TDB
period 964.3503193626967
2.64
6.7476e-06
1.847e-08
d
yr
n .3733083224754989 2.612e-09 deg/d
Q 2.073855026672172 9.6739e-09 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      6534 days (17.89 yr)  
   first obs. used      2000-09-03  
   last obs. used      2018-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58312  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:01:05  

Additional Information
 Earth MOID = .768699 au 
 Jupiter MOID = 3.15886 au 
 T_jup = 3.821 
[ 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 17.4   n/a MPO449954  

193238 (2000 ST21)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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