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452308 (1998 SE34)
Classification: Main-belt Asteroid          SPK-ID: 2452308
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2613143260693884 3.108e-07  
a 3.141050994443352 6.3123e-08 au
q 2.320249370680805 9.5587e-07 au
i 24.36492872457877 2.388e-05 deg
node 356.342582827519 3.418e-05 deg
peri 355.9615197040583 4.6735e-05 deg
M 332.1687574189247 3.6958e-05 deg
tp 2459157.695823628663
(2020-Nov-04.19582363)
0.00021251 TDB
period 2033.344229653595
5.57
6.1294e-05
1.678e-07
d
yr
n .1770482315536561 5.337e-09 deg/d
Q 3.961852618205899 7.9618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      6713 days (18.38 yr)  
   first obs. used      1998-09-16  
   last obs. used      2017-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .74349  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:51:12  

Additional Information
 Earth MOID = 1.31599 au 
 Jupiter MOID = 1.48395 au 
 T_jup = 3.023 
[ 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 16.2   n/a MPO357281  

452308 (1998 SE34)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 1998 SE34 = 2009 QG45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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