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216816 (2006 UH84)
Classification: Main-belt Asteroid          SPK-ID: 2216816
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2050345249804954 4.9466e-08  
a 2.612892088925973 1.8234e-08 au
q 2.077159000647741 1.3591e-07 au
i 1.037620516978234 3.8506e-06 deg
node 217.1798696363088 0.0002772 deg
peri 145.0574689985058 0.00027745 deg
M 155.4937741115908 1.5154e-05 deg
tp 2458534.167276640372
(2019-Feb-19.66727664)
5.9809e-05 TDB
period 1542.69701008939
4.22
1.6148e-05
4.421e-08
d
yr
n .233357553457072 2.4427e-09 deg/d
Q 3.148625177204204 2.1972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      6694 days (18.33 yr)  
   first obs. used      2002-12-09  
   last obs. used      2021-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53247  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:42:02  

Additional Information
 Earth MOID = 1.07303 au 
 Jupiter MOID = 2.312 au 
 T_jup = 3.378 
[ 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 16.27   n/a MPCxxxxx  
diameter diameter 3.338 km 0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216816 (2006 UH84)          Discovered 2006-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2006 UH84 = 2004 FJ140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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