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226195 (2002 TW364)
Classification: Main-belt Asteroid          SPK-ID: 2226195
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1593488229251845 4.412e-08  
a 2.297121977306188 1.1054e-08 au
q 1.931078294106874 1.0427e-07 au
i 4.144824986794021 4.7075e-06 deg
node 89.4423802052042 6.6551e-05 deg
peri 306.9978028103485 6.8407e-05 deg
M 9.601409543483069 1.6208e-05 deg
tp 2458966.583814172026
(2020-Apr-27.08381417)
5.7156e-05 TDB
period 1271.670252453512
3.48
9.179e-06
2.513e-08
d
yr
n .283092255484808 2.0434e-09 deg/d
Q 2.663165660505501 1.2815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      6232 days (17.06 yr)  
   first obs. used      2002-10-02  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52926  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:50:42  

Additional Information
 Earth MOID = .941735 au 
 Jupiter MOID = 2.74944 au 
 T_jup = 3.574 
[ 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 17.2   n/a MPO440181  
diameter diameter 1.703 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226195 (2002 TW364)          Discovered 2002-Oct-10 by Sloan Digital Sky Survey at Apache Point
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2002 TW364 = 2006 YW8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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