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245057 (2004 FW129)
Classification: Outer Main-belt Asteroid          SPK-ID: 2245057
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 .1868683228454438 5.2624e-08  
a 3.231869656999287 3.7329e-08 au
q 2.62793559454075 1.703e-07 au
i 18.41770023071926 4.8367e-06 deg
node 176.1207977238167 2.1923e-05 deg
peri 31.01548765428053 2.8208e-05 deg
M 275.3932003213783 1.9248e-05 deg
tp 2459499.248898582084
(2021-Oct-11.74889858)
0.00011862 TDB
period 2122.165170784949
5.81
3.6767e-05
1.007e-07
d
yr
n .16963806821259 2.939e-09 deg/d
Q 3.835803719457823 4.4304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      8000 days (21.90 yr)  
   first obs. used      1998-02-28  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55222  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:39:21  

Additional Information
 Earth MOID = 1.64255 au 
 Jupiter MOID = 1.18076 au 
 T_jup = 3.079 
[ 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 15.5   n/a MPO418309  
diameter diameter 5.414 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245057 (2004 FW129)          Discovered 2004-Mar-20 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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