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JPL Small-Body Database Browser
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65465 (2002 XQ20)
Classification: Main-belt Asteroid          SPK-ID: 2065465
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03657455030673459 4.9182e-08  
a 2.810469583402223 2.1578e-08 au
q 2.707677922238531 1.4063e-07 au
i 2.638960744143296 4.8408e-06 deg
node 302.4631148911638 0.00012365 deg
peri 277.2287177967697 0.00014137 deg
M 18.90187401055858 6.8557e-05 deg
tp 2458510.141476785569
(2019-Jan-26.64147679)
0.00032778 TDB
period 1720.944089407448
4.71
1.982e-05
5.426e-08
d
yr
n .2091875048212371 2.4091e-09 deg/d
Q 2.913261244565915 2.2367e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      7075 days (19.37 yr)  
   first obs. used      1998-12-26  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52331  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:05:46  

Additional Information
 Earth MOID = 1.70072 au 
 Jupiter MOID = 2.06655 au 
 T_jup = 3.319 
[ 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 15.1   n/a MPO436238  
rotation period rot_per 3.63 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]

65465 (2002 XQ20)          Discovered 2002-Dec-02 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 XQ20 = 2001 SQ80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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