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134042 (2004 XQ12)
Classification: Main-belt Asteroid          SPK-ID: 2134042
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1344741416664789 5.6255e-08  
a 2.799446209536816 2.3497e-08 au
q 2.422993083367875 1.5797e-07 au
i 23.96887159197104 5.7949e-06 deg
node 261.5415741777862 1.6433e-05 deg
peri 237.510767523219 2.8825e-05 deg
M 107.250147066801 2.4039e-05 deg
tp 2458690.814811528685
(2019-Jul-26.31481153)		 0.00011363 TDB
period 1710.829055883609
4.68		 2.154e-05
5.897e-08		 d
yr
n .2104242961983523 2.6493e-09 deg/d
Q 3.175899335705757 2.6657e-08 au
   Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      7544 days (20.65 yr)  
   first obs. used      1999-10-16  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:12:18  

Additional Information
 Earth MOID = 1.50581 au 
 Jupiter MOID = 2.19784 au 
 T_jup = 3.187 
[ 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 14.66   n/a E2021B55  
diameter diameter 3.434 km 0.221 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134042 (2004 XQ12)          Discovered 2004-Dec-08 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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