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14617 Lasvergnas (1998 UA4)
Classification: Main-belt Asteroid          SPK-ID: 2014617
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1667062520982596 2.4591e-08  
a 2.884836070743949 1.4515e-08 au
q 2.403915861472356 7.4403e-08 au
i 12.15021595532198 9.7216e-07 deg
node 110.8197900913087 1.0338e-05 deg
peri 246.18827676 6.8019e-06 deg
M 278.4763565110167 9.3272e-06 deg
tp 2459605.785640459116
(2022-Jan-26.28564046)
4.7589e-05 TDB
period 1789.699580649854
4.90
1.3508e-05
3.698e-08
d
yr
n .201151078031365 1.5182e-09 deg/d
Q 3.365756280015543 1.6935e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2028  
   data-arc span      11995 days (32.84 yr)  
   first obs. used      1987-10-17  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46508  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:33:48  

Additional Information
 Earth MOID = 1.42704 au 
 Jupiter MOID = 2.14562 au 
 T_jup = 3.239 
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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 12.99   n/a E2021B10  
diameter diameter 6.677 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14617 Lasvergnas           Discovered 1998 Oct. 21 by the OCA-DLR Asteroid Survey at Caussols.
Olivier Las Vergnas (b. 1954) is a former member of the Association Astronomique de Paris en Sorbonne, founder of the astronomy section of the Association Nationale Sciences Techniques Jeunesse and currently president of the Association Française d´Astronomie.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000726/MPCPages.arcLast Updated: 2013-03-29

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Alternate Designations
 1998 UA4 = 1987 SK8 = 1987 UC2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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