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JPL Small-Body Database Browser
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523950 (1998 SZ27)
Classification: Aten [NEO, PHA]          SPK-ID: 2523950
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5067113581638344 4.8793e-07  
a .9053305448074807 2.2994e-09 au
q .446589274860878 4.4222e-07 au
i 23.64147452206652 3.7536e-05 deg
node 166.7103841818884 2.6274e-05 deg
peri 47.7285411312068 2.9464e-05 deg
M 53.85095246899451 5.3048e-05 deg
tp 2458553.434781954182
(2019-Mar-10.93478195)
4.6312e-05 TDB
period 314.6365610942508
0.86
1.1987e-06
3.282e-09
d
yr
n 1.144177265184895 4.359e-09 deg/d
Q 1.364071814754083 3.4645e-09 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      7383 days (20.21 yr)  
   first obs. used      1998-09-21  
   last obs. used      2018-12-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63571  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:47:02  

Additional Information
 Earth MOID = .00749904 au 
 Jupiter MOID = 3.66051 au 
 T_jup = 6.406 
[ 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 20.2   n/a MPO437941  

523950 (1998 SZ27)          Discovered 1998-Sep-21 by LINEAR at Socorro
Reference: Last Updated: 2019-05-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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