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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09617978966328182 4.0027e-08  
a 3.042292236733565 2.4005e-08 au
q 2.749685209310296 1.3107e-07 au
i 8.563748041561452 4.9739e-06 deg
node 259.8684164794203 2.7978e-05 deg
peri 131.8851905523921 3.9469e-05 deg
M 306.5242622136051 2.8875e-05 deg
tp 2459488.408246864049
(2021-Sep-30.90824686)
0.00015692 TDB
period 1938.205495828184
5.31
2.2939e-05
6.28e-08
d
yr
n .1857388191163776 2.1983e-09 deg/d
Q 3.334899264156835 2.6313e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51887  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:38  

Additional Information
 Earth MOID = 1.76442 au 
 Jupiter MOID = 2.07341 au 
 T_jup = 3.216 
[ 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 14.83   n/a E2021B55  
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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