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JPL Small-Body Database Browser
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46919 (1998 SN3)
Classification: Main-belt Asteroid          SPK-ID: 2046919
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1164707413726057 4.4691e-08  
a 2.731218822080807 1.5262e-08 au
q 2.413111741022241 1.1774e-07 au
i 5.978071864118166 5.1841e-06 deg
node 90.5210417460455 4.0295e-05 deg
peri 23.15124648066657 4.5809e-05 deg
M 195.4570250515921 2.0946e-05 deg
tp 2459754.046429318308
(2022-Jun-23.54642932)
9.7054e-05 TDB
period 1648.667861023232
4.51
1.3819e-05
3.783e-08
d
yr
n .2183581111216477 1.8303e-09 deg/d
Q 3.049325903139373 1.7039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      911  
   data-arc span      10838 days (29.67 yr)  
   first obs. used      1989-11-22  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55278  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:37:35  

Additional Information
 Earth MOID = 1.43101 au 
 Jupiter MOID = 2.05274 au 
 T_jup = 3.336 
[ 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 14.9   n/a MPO436110  

46919 (1998 SN3)          Discovered 1998-Sep-17 by ODAS at Caussols
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SN3 = 2000 AN91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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