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JPL Small-Body Database Browser
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71004 (1999 XF38)
Classification: Main-belt Asteroid          SPK-ID: 2071004
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1548901061669507 6.0474e-08  
a 2.53004446650549 1.2091e-08 au
q 2.138165610481348 1.5493e-07 au
i 4.156567641639838 3.7473e-06 deg
node 324.8171912779774 8.5041e-05 deg
peri 113.9792674671381 8.6165e-05 deg
M 288.5289886529891 1.5478e-05 deg
tp 2458892.322037189518
(2020-Feb-12.82203719)
6.4188e-05 TDB
period 1469.90970756174
4.02
1.0537e-05
2.885e-08
d
yr
n .2449130025797037 1.7556e-09 deg/d
Q 2.921923322529631 1.3963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      6845 days (18.74 yr)  
   first obs. used      1999-10-13  
   last obs. used      2018-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51741  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:41:42  

Additional Information
 Earth MOID = 1.15768 au 
 Jupiter MOID = 2.31835 au 
 T_jup = 3.431 
[ 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 14.7   n/a MPO453115  

71004 (1999 XF38)          Discovered 1999-Dec-03 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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