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JPL Small-Body Database Browser
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74285 (1998 SR131)
Classification: Main-belt Asteroid          SPK-ID: 2074285
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1605200037227646 5.845e-08  
a 2.797927966844387 2.1831e-08 au
q 2.348804559190499 1.5855e-07 au
i 9.055696149670418 5.8886e-06 deg
node 347.9155499687407 2.9929e-05 deg
peri 348.6070508193681 3.4406e-05 deg
M 173.0713876031186 2.0881e-05 deg
tp 2457778.681344334075
(2017-Jan-25.18134433)		 9.384e-05 TDB
period 1709.437476275263
4.68		 2.0007e-05
5.478e-08		 d
yr
n .2105955935776096 2.4648e-09 deg/d
Q 3.247051374498275 2.5336e-08 au
   Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      8458 days (23.16 yr)  
   first obs. used      1996-03-11  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57204  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:23  

Additional Information
 Earth MOID = 1.33954 au 
 Jupiter MOID = 2.14119 au 
 T_jup = 3.289 
[ 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 14.7   n/a MPO337817  

74285 (1998 SR131)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SR131 = 2001 FM19 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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