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14223 Dolby (1999 XW1)
Classification: Mars-crossing Asteroid          SPK-ID: 2014223
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3014271875777264 3.5447e-08  
a 2.371974923209071 6.8991e-09 au
q 1.656997193101267 8.5045e-08 au
i 3.835376230636705 3.9239e-06 deg
node 105.4631498746622 5.4413e-05 deg
peri 250.3077482796621 5.4736e-05 deg
M 255.4683969951253 6.3049e-06 deg
tp 2459387.943765119382
(2021-Jun-22.44376512)
2.413e-05 TDB
period 1334.330972007318
3.65
5.8216e-06
1.594e-08
d
yr
n .2697981292140954 1.1771e-09 deg/d
Q 3.086952653316875 8.9787e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1533  
   data-arc span      19461 days (53.28 yr)  
   first obs. used      1966-10-18  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5303  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:53:18  

Additional Information
 Earth MOID = .657427 au 
 Jupiter MOID = 2.36543 au 
 T_jup = 3.478 
[ 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 14.7   n/a MPO337379  

14223 Dolby           Discovered 1999 Dec. 3 by C. W. Juels at Fountain Hills.
John Dolby (b. 1961) was a telescope operator at the University of New Mexico's Capilla Peak Observatory during 1988-1989. Since 1995 he has provided consultation and technical assistance to the astronomical and biomedical communities about CCD imaging systems.
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
 1999 XW1 = 1966 UF = 1977 TW7 = 1997 EU37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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