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19066 Ellarie (4068 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019066
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06603479533069599 3.5211e-08  
a 2.712557320381003 1.3019e-08 au
q 2.533434152906862 9.5263e-08 au
i 3.62748238149367 4.3233e-06 deg
node 51.69513776697507 6.9893e-05 deg
peri 19.44644953125318 7.8992e-05 deg
M 185.4707526791238 3.7143e-05 deg
tp 2460187.602083329842
(2023-Aug-31.10208333)
0.00016932 TDB
period 1631.799565806512
4.47
1.1747e-05
3.216e-08
d
yr
n .2206153301812352 1.5882e-09 deg/d
Q 2.891680487855144 1.3878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      997  
   data-arc span      17434 days (47.73 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54077  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:45:19  

Additional Information
 Earth MOID = 1.54783 au 
 Jupiter MOID = 2.28363 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 15.29   n/a E2021B10  
diameter diameter 2.711 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.219   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19066 Ellarie           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Ella Marie (Ellarie) Chase Rosales (b. 1966) of Jalisco, Mexico, is a close family friend of Daniel W. E. Green, who made the identifications for this minor planet and who has helped for years in homeschooling Ellarie's five oldest children. She has a background in social work and is an expert on autism.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-04-22Last Updated: 2016-04-25

Alternate Designations
 4068 T-2 = 1978 WR6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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