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129429 (4289 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2129429
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .213835043600362 4.5783e-08  
a 3.159227974831463 2.5412e-08 au
q 2.483674323089894 1.4666e-07 au
i 7.216784288840441 5.6518e-06 deg
node 137.4863450783257 4.2063e-05 deg
peri 295.5861416385841 4.3941e-05 deg
M 204.1401159057409 1.4631e-05 deg
tp 2459888.477015609165
(2022-Nov-04.97701561)
9.0205e-05 TDB
period 2051.019911101511
5.62
2.4747e-05
6.775e-08
d
yr
n .1755224305973022 2.1178e-09 deg/d
Q 3.834781626573032 3.0846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      15182 days (41.57 yr)  
   first obs. used      1977-10-11  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58171  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:06:31  

Additional Information
 Earth MOID = 1.50909 au 
 Jupiter MOID = 1.51194 au 
 T_jup = 3.157 
[ 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 15.1   n/a MPO436627  
diameter diameter 5.883 km 0.307 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129429 (4289 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 4289 T-3 = 2001 BV25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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