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173482 (2000 ST84)
Classification: Main-belt Asteroid          SPK-ID: 2173482
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2018990232922609 6.0762e-08  
a 3.19568307544771 2.6152e-08 au
q 2.550477783763208 2.0253e-07 au
i 1.943420583588204 4.282e-06 deg
node 90.86465153531545 0.00019731 deg
peri 257.3661702132594 0.00019755 deg
M 206.8651831257777 1.0556e-05 deg
tp 2460088.096178128112
(2023-May-23.59617813)
6.6275e-05 TDB
period 2086.622955174008
5.71
2.5614e-05
7.013e-08
d
yr
n .1725275757689433 2.1178e-09 deg/d
Q 3.840888367132211 3.1432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      7478 days (20.47 yr)  
   first obs. used      2000-09-23  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57927  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:57:15  

Additional Information
 Earth MOID = 1.54312 au 
 Jupiter MOID = 1.58845 au 
 T_jup = 3.162 
[ 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 15.49   n/a E2021B55  
diameter diameter 4.058 km 0.882 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173482 (2000 ST84)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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