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186873 (2004 HS47)
Classification: Main-belt Asteroid          SPK-ID: 2186873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1219326600748819 3.1524e-08  
a 2.553834264904791 1.501e-08 au
q 2.242438459594569 8.292e-08 au
i 11.3449406007504 7.575e-06 deg
node 156.5593535502485 3.5007e-05 deg
peri 139.2713925057735 5.8052e-05 deg
M 337.7760763122848 4.721e-05 deg
tp 2459292.524979134799
(2021-Mar-19.02497914)
0.00019564 TDB
period 1490.690525851672
4.08
1.3142e-05
3.598e-08
d
yr
n .2414988180020277 2.129e-09 deg/d
Q 2.865230070215013 1.684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      6789 days (18.59 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5517  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:03  

Additional Information
 Earth MOID = 1.23809 au 
 Jupiter MOID = 2.40559 au 
 T_jup = 3.401 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.17   n/a E2021B55  
diameter diameter 2.946 km 0.443 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

186873 (2004 HS47)          Discovered 2004-Apr-22 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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