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JPL Small-Body Database Browser
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226944 (2004 TZ344)
Classification: Main-belt Asteroid          SPK-ID: 2226944
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1185606565436679 4.8109e-08  
a 2.811669100210588 2.6479e-08 au
q 2.478315765706077 1.4268e-07 au
i 12.91945794588238 5.6922e-06 deg
node 53.22693205120505 2.445e-05 deg
peri 63.55596512268592 3.7131e-05 deg
M 330.5663725638217 2.7083e-05 deg
tp 2458741.294609180467
(2019-Sep-14.79460918)		 0.00013023 TDB
period 1722.045963069695
4.71		 2.4326e-05
6.66e-08		 d
yr
n .2090536534566528 2.9532e-09 deg/d
Q 3.1450224347151 2.9619e-08 au
   Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      6571 days (17.99 yr)  
   first obs. used      2001-01-06  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:21:01  

Additional Information
 Earth MOID = 1.52555 au 
 Jupiter MOID = 2.09946 au 
 T_jup = 3.273 
[ 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 15.2   n/a MPO418211  
diameter diameter 4.280 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226944 (2004 TZ344)          Discovered 2004-Oct-15 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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