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344928 (2004 TH80)
Classification: Main-belt Asteroid          SPK-ID: 2344928
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035727885758795 8.6746e-08  
a 2.637513746321441 2.2359e-08 au
q 2.100587718075571 2.2836e-07 au
i 5.819338370355041 9.6468e-06 deg
node 220.3585939236105 6.1733e-05 deg
peri 203.9442354487163 6.4833e-05 deg
M 202.4293100255617 1.6735e-05 deg
tp 2459685.299540887830
(2022-Apr-15.79954089)
7.5597e-05 TDB
period 1564.553882194788
4.28
1.9895e-05
5.447e-08
d
yr
n .2300975403256708 2.926e-09 deg/d
Q 3.174439774567312 2.6911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      5785 days (15.84 yr)  
   first obs. used      2004-09-18  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55572  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:01:19  

Additional Information
 Earth MOID = 1.11531 au 
 Jupiter MOID = 2.16153 au 
 T_jup = 3.360 
[ 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 MPO281721  
diameter diameter 2.873 km 0.468 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

344928 (2004 TH80)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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