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15494 (1999 CX123)
Classification: Main-belt Asteroid          SPK-ID: 2015494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336716202109887 3.8234e-08  
a 2.665027678187901 1.1801e-08 au
q 2.308789110537395 9.9179e-08 au
i 15.10745339479455 3.8284e-06 deg
node 45.80527123744205 1.4346e-05 deg
peri 309.8296699105149 1.9626e-05 deg
M 186.661705591556 1.5106e-05 deg
tp 2460161.643742400554
(2023-Aug-05.14374240)
6.8711e-05 TDB
period 1589.099213213333
4.35
1.0555e-05
2.89e-08
d
yr
n .2265434385761481 1.5047e-09 deg/d
Q 3.021266245838407 1.3379e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1816  
   data-arc span      22834 days (62.52 yr)  
   first obs. used      1958-11-11  
   last obs. used      2021-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49293  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:27:48  

Additional Information
 Earth MOID = 1.33601 au 
 Jupiter MOID = 2.5091 au 
 T_jup = 3.322 
[ 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 13.79   n/a MPCxxxxx  
diameter diameter 11.456 km 0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15494 (1999 CX123)          Discovered 1999-Feb-11 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CX123 = 1958 VO = 1984 US4 = 2000 GE107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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