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JPL Small-Body Database Browser
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47369 (1999 XA88)
Classification: Main-belt Asteroid          SPK-ID: 2047369
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08302502540822561 4.4744e-08  
a 2.389033198599265 9.7647e-09 au
q 2.190683656584466 1.0921e-07 au
i 6.837414774848782 3.7118e-06 deg
node 112.8376220923902 3.566e-05 deg
peri 82.69121917365047 4.221e-05 deg
M 354.1051698548977 2.24e-05 deg
tp 2458622.585157417265
(2019-May-19.08515742)
8.3933e-05 TDB
period 1348.750765417915
3.69
8.2691e-06
2.264e-08
d
yr
n .2669136576085299 1.6364e-09 deg/d
Q 2.587382740614064 1.0575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1874  
   data-arc span      7573 days (20.73 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47706  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:35:33  

Additional Information
 Earth MOID = 1.20246 au 
 Jupiter MOID = 2.39298 au 
 T_jup = 3.519 
[ 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 13.9   n/a MPO385119  
rotation period rot_per 2.55 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

47369 (1999 XA88)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XA88 = 1998 QD50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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