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245417 Rostand (2005 JA46)
Classification: Main-belt Asteroid          SPK-ID: 2245417
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2066234969819064 8.9325e-08  
a 2.579932476472307 2.4579e-08 au
q 2.046857806206409 2.4304e-07 au
i 13.70748095367034 9.5331e-06 deg
node 210.613972984823 2.6277e-05 deg
peri 109.0700090509029 3.6586e-05 deg
M 156.0653356432794 1.9334e-05 deg
tp 2458344.332242985383
(2018-Aug-13.83224299)
8.4641e-05 TDB
period 1513.599362418276
4.14
2.163e-05
5.922e-08
d
yr
n .2378436519851782 3.3989e-09 deg/d
Q 3.113007146738205 2.9658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      5435 days (14.88 yr)  
   first obs. used      2005-03-11  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:42:49  

Additional Information
 Earth MOID = 1.08279 au 
 Jupiter MOID = 2.40112 au 
 T_jup = 3.356 
[ 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 16.5   n/a MPO450098  
diameter diameter 1.476 km 0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.223   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245417 Rostand           Discovered 2005 May 9 by B. Christophe at Saint-Sulpice.
Edmond Rostand (1868-1918) was a French poet and playwright. His "Cyrano de Bergerac" is one of the most famous French plays in the repertoire of theatre.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110218/MPCPages.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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