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14682 Davidhirsch (1999 XY110)
Classification: Main-belt Asteroid          SPK-ID: 2014682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023828791829154 2.8659e-08  
a 2.52423415687571 8.8517e-09 au
q 2.265795796162915 7.3676e-08 au
i 4.637524288722355 3.9112e-06 deg
node 188.0862758930218 4.2454e-05 deg
peri 318.5304377624219 4.7782e-05 deg
M 12.88317662444582 2.2288e-05 deg
tp 2459148.078029019912
(2020-Oct-25.57802902)
9.0621e-05 TDB
period 1464.84908986051
4.01
7.7052e-06
2.11e-08
d
yr
n .2457591041233339 1.2927e-09 deg/d
Q 2.782672517588503 9.758e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2096  
   data-arc span      9194 days (25.17 yr)  
   first obs. used      1995-11-17  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4685  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:19:36  

Additional Information
 Earth MOID = 1.27945 au 
 Jupiter MOID = 2.22076 au 
 T_jup = 3.443 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.27   n/a E2021B10  
diameter diameter 4.434 km 0.448 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.188   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14682 Davidhirsch           Discovered 1999 Dec. 5 by the Catalina Sky Survey.
David Hirsch (b. 1973) is the Lockheed Martin Flight Software (FSW) Lead and Certified Principal Engineer (CPE) for the OSIRIS-REx Asteroid Sample Return Mission. He was also the FSW CPE for the MAVEN mission and the FSW Integrator for the Phoenix Mars Lander, MRO, Juno and Genesis missions.
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 2016-08-18Last Updated: 2016-08-22

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Alternate Designations
 1999 XY110 = 1995 WX18 = 1997 JC10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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