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437854 (1999 XW16)
Classification: Main-belt Asteroid          SPK-ID: 2437854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2870439299052317 7.7065e-08  
a 2.623515310431987 1.8026e-08 au
q 1.870451165559046 2.018e-07 au
i 29.20106984787451 1.286e-05 deg
node 256.1751306240268 1.5963e-05 deg
peri 112.2849220431359 2.6531e-05 deg
M 336.9379231905357 1.7704e-05 deg
tp 2459099.930527827307
(2020-Sep-07.43052783)
7.6536e-05 TDB
period 1552.11476891539
4.25
1.5996e-05
4.379e-08
d
yr
n .231941611026333 2.3904e-09 deg/d
Q 3.376579455304929 2.32e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      7629 days (20.89 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41271  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:33:44  

Additional Information
 Earth MOID = 1.02571 au 
 Jupiter MOID = 2.50168 au 
 T_jup = 3.171 
[ 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 16.1   n/a MPO434613  

437854 (1999 XW16)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

Alternate Designations
 1999 XW16 = 2003 TC10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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