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108049 (2001 FE157)
Classification: Main-belt Asteroid          SPK-ID: 2108049
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .067255658678282 3.8566e-08  
a 2.750741965580812 2.0086e-08 au
q 2.565739002831682 1.0883e-07 au
i 9.74457424798533 6.7651e-06 deg
node 43.70148285583473 2.5063e-05 deg
peri 92.97556532046659 5.7444e-05 deg
M 109.1927392125135 5.1097e-05 deg
tp 2458495.065984202913
(2019-Jan-11.56598420)
0.00023571 TDB
period 1666.376784749613
4.56
1.8252e-05
4.997e-08
d
yr
n .2160375752318783 2.3663e-09 deg/d
Q 2.935744928329941 2.1437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      7086 days (19.40 yr)  
   first obs. used      1999-12-13  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58007  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:02:04  

Additional Information
 Earth MOID = 1.60186 au 
 Jupiter MOID = 2.11125 au 
 T_jup = 3.322 
[ 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 MPO469101  
diameter diameter 2.608 km 0.595 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.216   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108049 (2001 FE157)          Discovered 2001-Mar-27 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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