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JPL Small-Body Database Browser
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523907 (1997 SF7)
Classification: Main-belt Asteroid          SPK-ID: 2523907
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09109139008158565 1.6183e-07  
a 3.013310843478413 4.6848e-08 au
q 2.73882416999805 4.9806e-07 au
i 10.78093839108332 1.817e-05 deg
node 354.2480676402898 3.4046e-05 deg
peri 357.3307009518392 5.1146e-05 deg
M 45.20273475837791 3.7192e-05 deg
tp 2458360.602049301558
(2018-Aug-30.10204930)
0.00019785 TDB
period 1910.57604618562
5.23
4.4556e-05
1.22e-07
d
yr
n .188424847426892 4.3942e-09 deg/d
Q 3.287797516958778 5.1116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      7705 days (21.10 yr)  
   first obs. used      1997-09-23  
   last obs. used      2018-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61783  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:46:50  

Additional Information
 Earth MOID = 1.73241 au 
 Jupiter MOID = 2.13412 au 
 T_jup = 3.216 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO441664  

523907 (1997 SF7)          Discovered 1997-Sep-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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