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JPL Small-Body Database Browser
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49948 (1999 XF205)
Classification: Main-belt Asteroid          SPK-ID: 2049948
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1056948156230434 4.3021e-08  
a 2.340182982932918 9.8686e-09 au
q 2.092837774027639 9.8898e-08 au
i 6.434350429382159 5.4923e-06 deg
node 22.07258796996376 4.2624e-05 deg
peri 41.72208718718916 5.051e-05 deg
M 179.3077156190632 2.7565e-05 deg
tp 2457949.217169448286
(2017-Jul-14.71716945)
9.9249e-05 TDB
period 1307.594702152851
3.58
8.2712e-06
2.265e-08
d
yr
n .2753146670044537 1.7415e-09 deg/d
Q 2.587528191838196 1.0912e-08 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      8529 days (23.35 yr)  
   first obs. used      1995-09-29  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52775  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:52:50  

Additional Information
 Earth MOID = 1.10991 au 
 Jupiter MOID = 2.68232 au 
 T_jup = 3.549 
[ 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 14.9   n/a MPO337657  

49948 (1999 XF205)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XF205 = 1997 FL3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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