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JPL Small-Body Database Browser
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59021 (1998 SN94)
Classification: Main-belt Asteroid          SPK-ID: 2059021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1989089895986504 5.876e-08  
a 2.445052403941246 1.2001e-08 au
q 1.958709500757541 1.4546e-07 au
i 3.721845395104846 6.0098e-06 deg
node 143.3033598265349 5.9551e-05 deg
peri 201.5082886411951 6.0522e-05 deg
M 149.3175503838651 9.407e-06 deg
tp 2458021.286013894825
(2017-Sep-24.78601389)
3.6449e-05 TDB
period 1396.467022542279
3.82
1.0281e-05
2.815e-08
d
yr
n .2577934130836955 1.8979e-09 deg/d
Q 2.93139530712495 1.4388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      435  
   data-arc span      9457 days (25.89 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52961  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:37:12  

Additional Information
 Earth MOID = .950793 au 
 Jupiter MOID = 2.47598 au 
 T_jup = 3.469 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO432144  

59021 (1998 SN94)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SN94 = 2000 CO147 = 2002 TH54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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