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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2870439274140442 8.4588e-08  
a 2.623515319769089 3.0944e-08 au
q 1.870451178751658 2.1511e-07 au
i 29.20105294106326 1.7838e-05 deg
node 256.1751369635251 1.6491e-05 deg
peri 112.2849226268094 3.9803e-05 deg
M 336.9379115939377 4.0534e-05 deg
tp 2459099.930578356038
(2020-Sep-07.43057836)
0.00017614 TDB
period 1552.114777201364
4.25
2.746e-05
7.518e-08
d
yr
n .2319416097881113 4.1035e-09 deg/d
Q 3.37657946078652 3.9826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      7114 days (19.48 yr)  
   first obs. used      1999-12-07  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50876  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:57  

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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