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118084 (5340 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118084
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 .09702127914343403 4.0032e-08  
a 3.045224482811833 2.3916e-08 au
q 2.749772908210527 1.3128e-07 au
i 8.570858638850806 4.9773e-06 deg
node 259.9209246227739 2.7923e-05 deg
peri 131.3986533221255 3.922e-05 deg
M 269.9151328414492 2.8358e-05 deg
tp 2459486.209656304822
(2021-Sep-28.70965630)
0.00015539 TDB
period 1941.008315658476
5.31
2.2865e-05
6.26e-08
d
yr
n .185470611895793 2.1849e-09 deg/d
Q 3.340676057413139 2.6236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      649  
   data-arc span      17139 days (46.92 yr)  
   first obs. used      1973-09-20  
   last obs. used      2020-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:14:12  

Additional Information
 Earth MOID = 1.76563 au 
 Jupiter MOID = 2.07022 au 
 T_jup = 3.214 
[ 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 14.8   n/a MPO436567  
diameter diameter 3.667 km 1.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118084 (5340 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 5340 T-2 = 2000 UO100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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