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16766 Righi (1996 UP)
Classification: Main-belt Asteroid          SPK-ID: 2016766
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193034142035313 1.8103e-08  
a 2.772315298903275 1.0781e-08 au
q 2.441568618495431 5.1091e-08 au
i 9.524095161662377 2.7047e-07 deg
node 155.7199502539767 5.1176e-06 deg
peri 316.4042132220819 5.8508e-06 deg
M 357.2175915135653 3.9296e-06 deg
tp 2459213.531090105256
(2020-Dec-30.03109011)
1.8419e-05 TDB
period 1686.018591721268
4.62
9.8353e-06
2.693e-08
d
yr
n .2135207771537521 1.2456e-09 deg/d
Q 3.103061979311119 1.2068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2274  
   data-arc span      8919 days (24.42 yr)  
   first obs. used      1996-10-18  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48872  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:22:37  

Additional Information
 Earth MOID = 1.46746 au 
 Jupiter MOID = 1.99986 au 
 T_jup = 3.306 
[ 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 13.27   n/a MPCxxxxx  
diameter diameter 6.258 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.197   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16766 Righi           Discovered 1996 Oct. 18 by V. Goretti at Pianoro.
Italian experimental physicist Augusto Righi (1850-1921) continued Heinrich Hertz's research on electromagnetism and served as an inspiration to his student Marconi.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 UP = 1999 JA84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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