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173211 (1998 SE83)
Classification: Main-belt Asteroid          SPK-ID: 2173211
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2381971321785583 9.1391e-08  
a 2.565282895944963 2.7852e-08 au
q 1.954239866904165 2.2502e-07 au
i .9852577240558995 9.9903e-06 deg
node 265.2423526044069 0.00054391 deg
peri 99.03940086809548 0.00054472 deg
M 99.30929085313618 4.0181e-05 deg
tp 2458586.511092173261
(2019-Apr-13.01109217)
0.00016206 TDB
period 1500.725717979683
4.11
2.4441e-05
6.692e-08
d
yr
n .2398839412738536 3.9068e-09 deg/d
Q 3.176325924985759 3.4487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      7800 days (21.36 yr)  
   first obs. used      1998-09-16  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:00:40  

Additional Information
 Earth MOID = .952512 au 
 Jupiter MOID = 2.28812 au 
 T_jup = 3.392 
[ 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 16.9   n/a MPO224138  

173211 (1998 SE83)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1998 SE83 = 2002 RA217 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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