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JPL Small-Body Database Browser
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146491 (2001 SG14)
Classification: Main-belt Asteroid          SPK-ID: 2146491
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .078470683140425 4.3666e-08  
a 2.519701910844621 1.6655e-08 au
q 2.32197918059041 1.1276e-07 au
i 2.650815684724757 4.8365e-06 deg
node 164.3960291554527 0.00010544 deg
peri 14.33602992118898 0.00011031 deg
M 322.9272482963138 3.4028e-05 deg
tp 2458750.943869983348
(2019-Sep-24.44386998)
0.00013815 TDB
period 1460.90567074416
4.00
1.4485e-05
3.966e-08
d
yr
n .2464224810741013 2.4433e-09 deg/d
Q 2.717424641098833 1.7962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      450  
   data-arc span      9241 days (25.30 yr)  
   first obs. used      1993-09-20  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56765  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:11:47  

Additional Information
 Earth MOID = 1.32591 au 
 Jupiter MOID = 2.24215 au 
 T_jup = 3.451 
[ 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 15.9   n/a MPO426925  

146491 (2001 SG14)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 SG14 = 2004 JB50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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