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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3013051584850668 3.2829e-08  
a 2.372533665903432 6.7909e-09 au
q 1.657677033687242 7.932e-08 au
i 3.834993776498428 3.1874e-06 deg
node 105.4612209590016 5.0601e-05 deg
peri 250.2154060002874 5.0819e-05 deg
M 2.352826832254192 6.2493e-06 deg
tp 2459387.776224796969
(2021-Jun-22.27622480)
2.3149e-05 TDB
period 1334.802472514412
3.65
5.7309e-06
1.569e-08
d
yr
n .2697028267574722 1.158e-09 deg/d
Q 3.087390298119622 8.837e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1740  
   data-arc span      19972 days (54.68 yr)  
   first obs. used      1966-10-18  
   last obs. used      2021-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5199  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:01:17  

Additional Information
 Earth MOID = .657248 au 
 Jupiter MOID = 2.36608 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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