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118043 (3220 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118043
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .13038861381453 4.3346e-08  
a 2.387467273004964 1.1642e-08 au
q 2.07616872475029 1.069e-07 au
i 2.262321185338498 4.7197e-06 deg
node 147.5488263593427 0.00010979 deg
peri 187.6095219220817 0.00011106 deg
M 254.9325290976981 1.8372e-05 deg
tp 2459393.751461288544
(2021-Jun-28.25146129)
7.0004e-05 TDB
period 1347.42489609859
3.69
9.8558e-06
2.698e-08
d
yr
n .2671763012857817 1.9543e-09 deg/d
Q 2.698765821259637 1.316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      445  
   data-arc span      17021 days (46.60 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60033  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:16:34  

Additional Information
 Earth MOID = 1.06628 au 
 Jupiter MOID = 2.63936 au 
 T_jup = 3.522 
[ 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 16.7   n/a MPO469221  
diameter diameter 2.770 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118043 (3220 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 3220 T-2 = 2005 EW116 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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