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JPL Small-Body Database Browser
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56171 (1999 FR6)
Classification: Main-belt Asteroid          SPK-ID: 2056171
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2517614743992383 7.1515e-08  
a 2.554671607819044 1.3998e-08 au
q 1.911503717228649 1.8869e-07 au
i 12.56457790765781 6.0733e-06 deg
node 196.7455545368449 2.6574e-05 deg
peri 279.0714422298108 2.9931e-05 deg
M 24.54596114564313 1.0743e-05 deg
tp 2458498.809919635378
(2019-Jan-15.30991964)
4.4778e-05 TDB
period 1491.42373012196
4.08
1.2258e-05
3.356e-08
d
yr
n .2413800938855662 1.9839e-09 deg/d
Q 3.19783949840944 1.7522e-08 au
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      9322 days (25.52 yr)  
   first obs. used      1993-10-20  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58551  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:23:39  

Additional Information
 Earth MOID = .973665 au 
 Jupiter MOID = 2.08965 au 
 T_jup = 3.361 
[ 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 15.3   n/a MPO426311  

56171 (1999 FR6)          Discovered 1999-Mar-19 by ODAS at Caussols
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 FR6 = 2001 SS145 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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