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173638 (2001 FQ125)
Classification: Main-belt Asteroid          SPK-ID: 2173638
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1651941630068239 7.6044e-08  
a 2.368352126260886 1.2371e-08 au
q 1.977114179057788 1.8383e-07 au
i 1.723860549541032 6.6331e-06 deg
node 6.381195350455228 0.00015909 deg
peri 194.0459661281901 0.00015983 deg
M 80.45703354406537 1.8273e-05 deg
tp 2458702.970965663874
(2019-Aug-07.47096566)
6.6403e-05 TDB
period 1331.275186803182
3.64
1.0431e-05
2.856e-08
d
yr
n .2704174190044624 2.1188e-09 deg/d
Q 2.759590073463985 1.4415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      6647 days (18.20 yr)  
   first obs. used      2000-12-23  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53183  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:07:01  

Additional Information
 Earth MOID = .974524 au 
 Jupiter MOID = 2.19908 au 
 T_jup = 3.527 
[ 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 16.8   n/a MPO320789  

173638 (2001 FQ125)          Discovered 2001-Mar-24 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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