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JPL Small-Body Database Browser
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193743 (2001 HG54)
Classification: Main-belt Asteroid          SPK-ID: 2193743
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1612554645670762 6.8721e-08  
a 3.082297197916942 3.7859e-08 au
q 2.585259931333049 2.135e-07 au
i 14.44276079412233 8.0029e-06 deg
node 101.7040313843881 2.3098e-05 deg
peri 197.0671705071225 2.9046e-05 deg
M 57.61953769996284 1.7215e-05 deg
tp 2458284.142989587884
(2018-Jun-14.64298959)
9.461e-05 TDB
period 1976.560873178182
5.41
3.6417e-05
9.97e-08
d
yr
n .1821345372587202 3.3557e-09 deg/d
Q 3.579334464500836 4.3965e-08 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      6324 days (17.31 yr)  
   first obs. used      2001-04-24  
   last obs. used      2018-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66869  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:59:18  

Additional Information
 Earth MOID = 1.57206 au 
 Jupiter MOID = 1.63675 au 
 T_jup = 3.159 
[ 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 15.1   n/a MPO454345  
diameter diameter 6.517 km 2.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193743 (2001 HG54)          Discovered 2001-Apr-24 by LONEOS at Anderson Mesa
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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