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26781 (3182 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2026781
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1743459572631562 3.1224e-08  
a 2.328417914969754 7.9512e-09 au
q 1.92246766467567 7.1056e-08 au
i 6.947953527290147 3.8121e-06 deg
node 150.0570062989344 2.7913e-05 deg
peri 86.49816851547804 3.0184e-05 deg
M 157.2174831727619 1.1029e-05 deg
tp 2458433.754391234552
(2018-Nov-11.25439123)
3.8962e-05 TDB
period 1297.746376790424
3.55
6.6474e-06
1.82e-08
d
yr
n .2774039723311339 1.4209e-09 deg/d
Q 2.734368165263838 9.3375e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1397  
   data-arc span      16927 days (46.34 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:51:04  

Additional Information
 Earth MOID = .926264 au 
 Jupiter MOID = 2.29401 au 
 T_jup = 3.542 
[ 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 14.8   n/a MPO493025  
diameter diameter 3.117 km 0.569 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.288   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26781 (3182 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3182 T-2 = 1998 ST125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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