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JPL Small-Body Database Browser
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80345 (1999 XQ114)
Classification: Main-belt Asteroid          SPK-ID: 2080345
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2013083697589624 6.8404e-08  
a 2.21950242308666 1.1061e-08 au
q 1.772698008619018 1.5072e-07 au
i 11.11546676046131 6.3395e-06 deg
node 11.49553010768293 2.3204e-05 deg
peri 325.5973895081579 2.6394e-05 deg
M 10.68429121241294 1.4803e-05 deg
tp 2458564.655289427142
(2019-Mar-22.15528943)
4.948e-05 TDB
period 1207.763392974263
3.31
9.0286e-06
2.472e-08
d
yr
n .2980716273519903 2.2282e-09 deg/d
Q 2.666306837554302 1.3288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      7915 days (21.67 yr)  
   first obs. used      1998-03-29  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:46:30  

Additional Information
 Earth MOID = .775649 au 
 Jupiter MOID = 2.75525 au 
 T_jup = 3.600 
[ 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 16.0   n/a MPO436342  
diameter diameter 1.849 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.297   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80345 (1999 XQ114)          Discovered 1999-Dec-11 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 XQ114 = 2002 QU9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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