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129396 (1424 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2129396
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1576068554645538 4.2226e-08  
a 2.304428622308094 9.4217e-09 au
q 1.941234873503601 9.6877e-08 au
i 1.771806333609242 3.541e-06 deg
node 277.8641437698175 0.00018412 deg
peri 130.1122774490451 0.00018515 deg
M 89.65899895429831 1.7991e-05 deg
tp 2458682.274701228142
(2019-Jul-17.77470123)
6.3608e-05 TDB
period 1277.742434044618
3.50
7.8361e-06
2.145e-08
d
yr
n .2817469236428513 1.7279e-09 deg/d
Q 2.667622371112587 1.0907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      16932 days (46.36 yr)  
   first obs. used      1973-09-24  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:04:14  

Additional Information
 Earth MOID = .951781 au 
 Jupiter MOID = 2.69763 au 
 T_jup = 3.572 
[ 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 17.1   n/a MPO453772  
diameter diameter 2.418 km 0.532 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129396 (1424 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1424 T-2 = 2001 SF134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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