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187891 (2000 ST46)
Classification: Main-belt Asteroid          SPK-ID: 2187891
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .137706770118752 5.1048e-08  
a 2.690128379398878 1.6853e-08 au
q 2.319679489067066 1.3685e-07 au
i 13.66291125093889 5.3834e-06 deg
node 214.8479566616166 1.8081e-05 deg
peri 149.347629863204 2.4355e-05 deg
M 192.6477410917613 1.6704e-05 deg
tp 2459949.681447364425
(2023-Jan-05.18144736)		 7.627e-05 TDB
period 1611.602513229747
4.41		 1.5144e-05
4.146e-08		 d
yr
n .2233801430841272 2.0991e-09 deg/d
Q 3.06057726973069 1.9173e-08 au
   Orbit Determination Parameters
   # obs. used (total)      592  
   data-arc span      7169 days (19.63 yr)  
   first obs. used      2000-09-01  
   last obs. used      2020-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53479  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:15  

Additional Information
 Earth MOID = 1.32842 au 
 Jupiter MOID = 2.44144 au 
 T_jup = 3.318 
[ 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 15.50   n/a E2021B55  

187891 (2000 ST46)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

Alternate Designations
 2000 ST46 = 2000 QR224 = 2005 US458 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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