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JPL Small-Body Database Browser
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215308 (2001 ST185)
Classification: Main-belt Asteroid          SPK-ID: 2215308
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09159247313344032 4.9781e-08  
a 2.688917576554783 2.3315e-08 au
q 2.442632965666153 1.3161e-07 au
i 4.504039442629057 5.0577e-06 deg
node 90.61389328883475 7.1164e-05 deg
peri 216.1640329340318 7.6997e-05 deg
M 31.08425984240403 2.9341e-05 deg
tp 2458461.439850552449
(2018-Dec-08.93985055)
0.00013091 TDB
period 1610.514583745242
4.41
2.0947e-05
5.735e-08
d
yr
n .2235310400995079 2.9073e-09 deg/d
Q 2.935202187443412 2.545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6624 days (18.14 yr)  
   first obs. used      2001-09-11  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65033  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:58:34  

Additional Information
 Earth MOID = 1.42854 au 
 Jupiter MOID = 2.25024 au 
 T_jup = 3.362 
[ 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 16.1   n/a MPO454546  

215308 (2001 ST185)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2001 ST185 = 2004 FF159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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