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212220 (2005 HV3)
Classification: Main-belt Asteroid          SPK-ID: 2212220
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047016128679775 4.1771e-08  
a 2.636762245769027 2.1634e-08 au
q 2.360688985887619 1.0774e-07 au
i 14.17161466248514 7.1415e-06 deg
node 51.88629732279391 2.0652e-05 deg
peri 237.1643914390973 4.4064e-05 deg
M 118.839523759902 3.8156e-05 deg
tp 2458484.246170370535
(2018-Dec-31.74617037)
0.00016695 TDB
period 1563.885252873389
4.28
1.9247e-05
5.27e-08
d
yr
n .2301959170844265 2.8331e-09 deg/d
Q 2.912835505650435 2.39e-08 au
  Orbit Determination Parameters
   # obs. used (total)      330  
   data-arc span      6821 days (18.67 yr)  
   first obs. used      2001-05-24  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:43:09  

Additional Information
 Earth MOID = 1.37594 au 
 Jupiter MOID = 2.23449 au 
 T_jup = 3.346 
[ 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 15.8   n/a MPO450006  
diameter diameter 2.077 km 0.748 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.236   0.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212220 (2005 HV3)          Discovered 2005-Apr-28 by Lowe, A. at Mayhill
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2005 HV3 = 2001 KS72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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