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16781 Rencin (1996 XU18)
Classification: Main-belt Asteroid          SPK-ID: 2016781
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1511290408443436 2.9571e-08  
a 3.162481261231955 1.4892e-08 au
q 2.68453850153376 9.3897e-08 au
i 2.435330536488149 3.6466e-06 deg
node 123.6552011878394 0.00010217 deg
peri 331.5770977047285 0.00010333 deg
M 100.1744328859648 1.4883e-05 deg
tp 2458628.896657325641
(2019-May-25.39665733)
8.4317e-05 TDB
period 2054.18885272871
5.62
1.451e-05
3.973e-08
d
yr
n .1752516568872375 1.2379e-09 deg/d
Q 3.64042402093015 1.7143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2027  
   data-arc span      9310 days (25.49 yr)  
   first obs. used      1995-09-18  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50883  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:41:31  

Additional Information
 Earth MOID = 1.70142 au 
 Jupiter MOID = 1.53854 au 
 T_jup = 3.185 
[ 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 13.34   n/a E2021B10  
diameter diameter 10.454 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16781 Renčín           Discovered 1996 Dec. 12 by M. Tichy and Z. Moravec at Klet.
Vladimír Renčín (b. 1941) is a Czech graphic artist, illustrator and cartoonist. He published several books of cartoons, where various features of the Czech character are illustrated.
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

[ show close-approach data ]
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