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120420 (4133 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2120420
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215356195981057 3.5971e-08  
a 2.19845138273403 7.6018e-09 au
q 1.931261231777137 7.8937e-08 au
i 2.52407663845949 3.8677e-06 deg
node 123.7751103784147 9.1538e-05 deg
peri 96.60707799813952 9.3239e-05 deg
M 3.235488799458123 1.629e-05 deg
tp 2458989.799326186887
(2020-May-20.29932619)
5.3886e-05 TDB
period 1190.621513931982
3.26
6.1754e-06
1.691e-08
d
yr
n .3023630900227173 1.5683e-09 deg/d
Q 2.465641533690922 8.5257e-09 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      18044 days (49.40 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49767  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:57:17  

Additional Information
 Earth MOID = .925031 au 
 Jupiter MOID = 2.50571 au 
 T_jup = 3.656 
[ 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 16.66   n/a E2021B55  
diameter diameter 1.230 km 0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.322   0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120420 (4133 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 4133 T-1 = 2000 CY100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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