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150823 (2001 SZ2)
Classification: Main-belt Asteroid          SPK-ID: 2150823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903089095151739 3.8737e-08  
a 2.640306782310179 1.2955e-08 au
q 2.137832877783211 1.0011e-07 au
i 9.816858804442013 6.5957e-06 deg
node 180.0663073703548 2.2219e-05 deg
peri 261.8361666269518 2.9704e-05 deg
M 126.3263941691115 1.743e-05 deg
tp 2458650.615329182399
(2019-Jun-16.11532918)
7.5343e-05 TDB
period 1567.03975282736
4.29
1.1534e-05
3.158e-08
d
yr
n .2297325255153632 1.6909e-09 deg/d
Q 3.142780686837147 1.5421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      558  
   data-arc span      7094 days (19.42 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6144  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:20:11  

Additional Information
 Earth MOID = 1.17895 au 
 Jupiter MOID = 2.20142 au 
 T_jup = 3.349 
[ 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 16.07   n/a E2021B55  

150823 (2001 SZ2)          Discovered 2001-Sep-17 by Yeung, W. K. Y. at Desert Eagle
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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