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JPL Small-Body Database Browser
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47402 (1999 XQ120)
Classification: Main-belt Asteroid          SPK-ID: 2047402
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856329214024524 3.5931e-08  
a 2.249700126595509 6.9983e-09 au
q 1.832081719816118 8.0069e-08 au
i 4.170675956047224 4.4166e-06 deg
node 32.97148643678816 4.7131e-05 deg
peri 298.70946763 4.8336e-05 deg
M 339.2382318212017 1.0205e-05 deg
tp 2458671.579966220099
(2019-Jul-07.07996622)
3.4969e-05 TDB
period 1232.495595696252
3.37
5.751e-06
1.575e-08
d
yr
n .2920902932692684 1.3629e-09 deg/d
Q 2.667318533374901 8.2974e-09 au
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      7893 days (21.61 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48701  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:03:11  

Additional Information
 Earth MOID = .825338 au 
 Jupiter MOID = 2.69137 au 
 T_jup = 3.602 
[ 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 15.9   n/a MPO502472  

47402 (1999 XQ120)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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