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233922 (2009 TT1)
Classification: Main-belt Asteroid          SPK-ID: 2233922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3016511858305989 4.2681e-08  
a 2.665007752030776 2.2574e-08 au
q 1.861105003382953 1.1177e-07 au
i 2.075285875523362 6.9494e-06 deg
node 92.17483613641471 0.00013679 deg
peri 264.8721471597764 0.0001373 deg
M 170.3656704616499 1.4353e-05 deg
tp 2458248.486342821335
(2018-May-09.98634282)
5.7673e-05 TDB
period 1589.081390932341
4.35
2.0191e-05
5.528e-08
d
yr
n .2265459793653375 2.8785e-09 deg/d
Q 3.468910500678598 2.9384e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54393  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:25:25  

Additional Information
 Earth MOID = .858469 au 
 Jupiter MOID = 1.98178 au 
 T_jup = 3.316 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO413119  
diameter diameter 1.763 km 0.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.226   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233922 (2009 TT1)          Discovered 2009-Oct-09 by La Sagra at La Sagra
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2009 TT1 = 2000 PZ31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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