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120485 (1993 FW7)
Classification: Main-belt Asteroid          SPK-ID: 2120485
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09540479859371657 4.2832e-08  
a 2.238470983209023 8.2671e-09 au
q 2.024910109898088 9.3125e-08 au
i 3.139640853415691 3.7965e-06 deg
node 106.7710038367283 7.9685e-05 deg
peri 91.16613917142911 8.2682e-05 deg
M 90.49863443142982 2.0466e-05 deg
tp 2458892.985813530655
(2020-Feb-13.48581353)
6.9751e-05 TDB
period 1223.27931050545
3.35
6.7767e-06
1.855e-08
d
yr
n .2942909251455015 1.6303e-09 deg/d
Q 2.452031856519959 9.0559e-09 au
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      9982 days (27.33 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-07-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58388  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:53  

Additional Information
 Earth MOID = 1.02481 au 
 Jupiter MOID = 2.50457 au 
 T_jup = 3.628 
[ 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 16.88   n/a E2021B55  

120485 (1993 FW7)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1993 FW7 = 2001 UW166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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