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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1034156896257531 6.3132e-08  
a 2.251259792377439 1.6358e-08 au
q 2.018444208421997 1.4006e-07 au
i 2.879997106638865 7.3346e-06 deg
node 155.7359054028767 0.00012639 deg
peri 340.0811879546066 0.00013145 deg
M 260.9158569645034 3.7819e-05 deg
tp 2458940.077186719607
(2020-Mar-31.57718672)
0.00013065 TDB
period 1233.777509437244
3.38
1.3448e-05
3.682e-08
d
yr
n .2917868069780303 3.1803e-09 deg/d
Q 2.484075376332882 1.805e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6729 days (18.42 yr)  
   first obs. used      2000-03-03  
   last obs. used      2018-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51066  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:59:22  

Additional Information
 Earth MOID = 1.03287 au 
 Jupiter MOID = 2.53304 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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