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379769 (2011 HC25)
Classification: Outer Main-belt Asteroid          SPK-ID: 2379769
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05039574963352732 5.8431e-08  
a 3.21139749023311 5.8011e-08 au
q 3.049556706341584 1.8487e-07 au
i 9.629025243528817 7.647e-06 deg
node 53.52633683212569 3.8417e-05 deg
peri 267.3666170358554 9.0123e-05 deg
M 41.24385722340963 8.2055e-05 deg
tp 2458359.677923774757
(2018-Aug-29.17792377)
0.00047994 TDB
period 2102.032963878068
5.76
5.6957e-05
1.559e-07
d
yr
n .1712627756968336 4.6406e-09 deg/d
Q 3.373238274124636 6.0934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      5761 days (15.77 yr)  
   first obs. used      2004-01-18  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:34:15  

Additional Information
 Earth MOID = 2.05667 au 
 Jupiter MOID = 1.80041 au 
 T_jup = 3.167 
[ 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 15.4   n/a MPO413415  
diameter diameter 4.484 km 1.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379769 (2011 HC25)          Discovered 2010-May-06 by WISE at WISE
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 HC25 = 2010 JS51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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