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226904 (2004 TY173)
Classification: Main-belt Asteroid          SPK-ID: 2226904
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391690913159665 6.3341e-08  
a 2.849678800518899 2.8243e-08 au
q 2.45309159130831 1.834e-07 au
i 15.7048369853838 6.1138e-06 deg
node 19.77951449896389 1.8212e-05 deg
peri 10.4399786295238 2.7116e-05 deg
M 112.892893171864 1.8981e-05 deg
tp 2458449.493912983034
(2018-Nov-26.99391298)
9.1951e-05 TDB
period 1757.083070093071
4.81
2.6122e-05
7.152e-08
d
yr
n .2048850200240852 3.0459e-09 deg/d
Q 3.246266009729487 3.2174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      7505 days (20.55 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5203  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:31:21  

Additional Information
 Earth MOID = 1.45909 au 
 Jupiter MOID = 2.22126 au 
 T_jup = 3.237 
[ 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 15.1   n/a MPO454630  
diameter diameter 3.541 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226904 (2004 TY173)          Discovered 2004-Oct-08 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2004 TY173 = 1999 TW199 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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