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129624 (1998 FT25)
Classification: Main-belt Asteroid          SPK-ID: 2129624
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2220433134866988 6.2301e-08  
a 2.551975264388103 2.0558e-08 au
q 1.985326220747274 1.4855e-07 au
i 12.7855188882479 6.5605e-06 deg
node 177.0681309090256 3.4792e-05 deg
peri 35.72386494911932 4.233e-05 deg
M 134.3968117035703 2.7895e-05 deg
tp 2458444.596276462841
(2018-Nov-22.09627646)
0.00011137 TDB
period 1489.063155119927
4.08
1.7994e-05
4.926e-08
d
yr
n .241762747780168 2.9214e-09 deg/d
Q 3.118624308028932 2.5123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      10206 days (27.94 yr)  
   first obs. used      1991-09-13  
   last obs. used      2019-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60056  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:24:16  

Additional Information
 Earth MOID = .995497 au 
 Jupiter MOID = 1.8751 au 
 T_jup = 3.371 
[ 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 15.8   n/a MPO436628  
diameter diameter 4.148 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129624 (1998 FT25)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

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