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181457 (2006 TD42)
Classification: Main-belt Asteroid          SPK-ID: 2181457
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05175818729260985 5.0035e-08  
a 2.611761271869358 2.3286e-08 au
q 2.476581242796359 1.3833e-07 au
i 1.335428117373683 6.0912e-06 deg
node 26.57234737408869 0.00023513 deg
peri 17.56934440527119 0.00024425 deg
M 125.2798611006392 6.8777e-05 deg
tp 2458663.990513048492
(2019-Jun-29.49051305)
0.00029128 TDB
period 1541.695637317061
4.22
2.0619e-05
5.645e-08
d
yr
n .2335091254629809 3.1229e-09 deg/d
Q 2.746941300942357 2.4492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      2001-08-19  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63854  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:30:41  

Additional Information
 Earth MOID = 1.48407 au 
 Jupiter MOID = 2.44206 au 
 T_jup = 3.407 
[ 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 16.8   n/a MPO454248  
diameter diameter 2.316 km 0.400 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181457 (2006 TD42)          Discovered 2006-Oct-12 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2006 TD42 = 2001 QC300 = 2004 GZ43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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