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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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .301427173463538 3.3055e-08  
a 2.371974921592379 6.7207e-09 au
q 1.656997225450391 7.9848e-08 au
i 3.835378173314817 3.1981e-06 deg
node 105.4631652457743 5.1061e-05 deg
peri 250.3077369065216 5.1281e-05 deg
M 255.4683948829824 6.0166e-06 deg
tp 2459387.943772551876
(2021-Jun-22.44377255)
2.3208e-05 TDB
period 1334.330970643138
3.65
5.671e-06
1.553e-08
d
yr
n .2697981294899291 1.1467e-09 deg/d
Q 3.086952617734367 8.7465e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1728  
   data-arc span      19628 days (53.74 yr)  
   first obs. used      1966-10-18  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52077  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:41:18  

Additional Information
 Earth MOID = .657427 au 
 Jupiter MOID = 2.36543 au 
 T_jup = 3.478 
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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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