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146286 (2001 FR155)
Classification: Main-belt Asteroid          SPK-ID: 2146286
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1740126515458776 3.5694e-08  
a 2.380958938303951 9.2379e-09 au
q 1.966641960227823 8.2381e-08 au
i 3.314640586803895 3.8259e-06 deg
node 78.89892405807426 6.7244e-05 deg
peri 175.5872345519332 6.8225e-05 deg
M 18.06594221894109 1.1051e-05 deg
tp 2458933.158249478570
(2020-Mar-24.65824948)
4.1129e-05 TDB
period 1341.918948589198
3.67
7.8098e-06
2.138e-08
d
yr
n .268272536413976 1.5613e-09 deg/d
Q 2.795275916380079 1.0845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      8153 days (22.32 yr)  
   first obs. used      1998-06-22  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:29:08  

Additional Information
 Earth MOID = .951938 au 
 Jupiter MOID = 2.2504 au 
 T_jup = 3.515 
[ 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 16.5   n/a MPO426924  

146286 (2001 FR155)          Discovered 2001-Mar-26 by NEAT at Haleakala
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 FR155 = 2005 JD32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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