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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389897199509972 6.7192e-08  
a 2.85015988050172 3.0715e-08 au
q 2.454016956895218 1.9802e-07 au
i 15.70425799877026 6.6021e-06 deg
node 19.79357638595906 1.8199e-05 deg
peri 10.52154704611768 2.7054e-05 deg
M 30.8779157474942 1.8839e-05 deg
tp 2458449.753326362850
(2018-Nov-27.25332636)
9.1803e-05 TDB
period 1757.528032434577
4.81
2.841e-05
7.778e-08
d
yr
n .2048331482379362 3.3111e-09 deg/d
Q 3.246302804108222 3.4984e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      7351 days (20.13 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5559  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:28:38  

Additional Information
 Earth MOID = 1.45935 au 
 Jupiter MOID = 2.21837 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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