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58714 (1998 DS2)
Classification: Main-belt Asteroid          SPK-ID: 2058714
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1989911927404807 3.7658e-08  
a 2.353171963824093 9.478e-09 au
q 1.884911468019277 8.6355e-08 au
i 7.551952354309933 3.6737e-06 deg
node 98.82541764843712 2.9561e-05 deg
peri 308.1753530400118 3.1008e-05 deg
M 85.81921653934374 8.7216e-06 deg
tp 2458686.187994452657
(2019-Jul-21.68799445)
3.1572e-05 TDB
period 1318.496329375937
3.61
7.9659e-06
2.181e-08
d
yr
n .2730383027841975 1.6496e-09 deg/d
Q 2.821432459628908 1.1364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1090  
   data-arc span      8149 days (22.31 yr)  
   first obs. used      1998-02-16  
   last obs. used      2020-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:49:55  

Additional Information
 Earth MOID = .906063 au 
 Jupiter MOID = 2.5734 au 
 T_jup = 3.518 
[ 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 15.4   n/a MPO452966  

58714 (1998 DS2)          Discovered 1998-Feb-16 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 DS2 = 2002 AS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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