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101309 (1998 SZ135)
Classification: Main-belt Asteroid          SPK-ID: 2101309
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1936675980625682 4.3685e-08  
a 2.38997355792746 8.1256e-09 au
q 1.927113119530599 1.0645e-07 au
i 3.091045922146666 4.6984e-06 deg
node 123.3903048337579 7.5809e-05 deg
peri 256.0286340697092 7.7026e-05 deg
M 308.7311317381993 1.1341e-05 deg
tp 2459192.693767805443
(2020-Dec-09.19376781)
4.2531e-05 TDB
period 1349.547176595495
3.69
6.8825e-06
1.884e-08
d
yr
n .2667561432777568 1.3604e-09 deg/d
Q 2.852833996324321 9.6993e-09 au
  Orbit Determination Parameters
   # obs. used (total)      692  
   data-arc span      8064 days (22.08 yr)  
   first obs. used      1998-09-22  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53531  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:16  

Additional Information
 Earth MOID = .932142 au 
 Jupiter MOID = 2.60971 au 
 T_jup = 3.505 
[ 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 16.3   n/a MPO436473  

101309 (1998 SZ135)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SZ135 = 2002 XE58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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