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120435 (3310 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2120435
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08244613048070898 3.9645e-08  
a 3.14139909270795 2.5894e-08 au
q 2.882402893218569 1.2271e-07 au
i 4.865518727858529 6.0852e-06 deg
node 40.19043841807373 6.2242e-05 deg
peri 57.30090139352616 7.5032e-05 deg
M 186.8869572708264 4.1999e-05 deg
tp 2459978.435894452626
(2023-Feb-02.93589445)
0.00024021 TDB
period 2033.68224862017
5.57
2.5145e-05
6.884e-08
d
yr
n .1770188043113696 2.1887e-09 deg/d
Q 3.40039529219733 2.8029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      15187 days (41.58 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53844  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:57:59  

Additional Information
 Earth MOID = 1.90296 au 
 Jupiter MOID = 1.7462 au 
 T_jup = 3.200 
[ 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 15.0   n/a MPO436581  
diameter diameter 4.179 km 1.749 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.101   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120435 (3310 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 3310 T-3 = 1999 TO243 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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