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233118 (2005 TW7)
Classification: Main-belt Asteroid          SPK-ID: 2233118
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1032769240374888 5.1617e-08  
a 2.251288033404512 1.4107e-08 au
q 2.018781930192087 1.1868e-07 au
i 2.880125725597422 6.0842e-06 deg
node 155.728303660323 0.0001136 deg
peri 339.9927457332416 0.00011773 deg
M 17.70203898158069 2.9743e-05 deg
tp 2458939.831142960267
(2020-Mar-31.33114296)
0.00010196 TDB
period 1233.800725274063
3.38
1.1596e-05
3.175e-08
d
yr
n .2917813165655527 2.7424e-09 deg/d
Q 2.483794136616937 1.5563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      7247 days (19.84 yr)  
   first obs. used      2000-03-03  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50484  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 02:01:52  

Additional Information
 Earth MOID = 1.0328 au 
 Jupiter MOID = 2.53193 au 
 T_jup = 3.618 
[ 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 17.6   n/a MPO454685  
diameter diameter 1.866 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233118 (2005 TW7)          Discovered 2005-Oct-01 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2005 TW7 = 2000 EM159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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