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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3014447378202354 3.2832e-08  
a 2.372615234055451 6.6743e-09 au
q 1.657402856877309 7.9336e-08 au
i 3.835327802540981 3.1886e-06 deg
node 105.4636216485277 5.0593e-05 deg
peri 250.2563595446973 5.0811e-05 deg
M 309.4743514791254 6.1349e-06 deg
tp 2459387.847884976390
(2021-Jun-22.34788498)
2.3199e-05 TDB
period 1334.871309244756
3.65
5.6326e-06
1.542e-08
d
yr
n .269688918704591 1.138e-09 deg/d
Q 3.087827611233593 8.6863e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1736  
   data-arc span      19628 days (53.74 yr)  
   first obs. used      1966-10-18  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52012  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:21:23  

Additional Information
 Earth MOID = .656134 au 
 Jupiter MOID = 2.36531 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 14.74   n/a E2021B10  

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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