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79409 (1997 JX11)
Classification: Main-belt Asteroid          SPK-ID: 2079409
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158164328124092 3.7338e-08  
a 2.353207809402972 9.2981e-09 au
q 1.845346894311319 8.7241e-08 au
i 5.825070292242329 4.5514e-06 deg
node 60.21246592989948 4.3578e-05 deg
peri 218.8243141694835 4.4979e-05 deg
M 105.0231283181781 1.0681e-05 deg
tp 2458615.845074434827
(2019-May-12.34507443)
3.9135e-05 TDB
period 1318.526456229108
3.61
7.8147e-06
2.14e-08
d
yr
n .2730320641646997 1.6182e-09 deg/d
Q 2.861068724494626 1.1305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      8259 days (22.61 yr)  
   first obs. used      1997-04-11  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53982  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:43:43  

Additional Information
 Earth MOID = .83331 au 
 Jupiter MOID = 2.28288 au 
 T_jup = 3.518 
[ 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 15.8   n/a MPO337854  
diameter diameter 3.942 km 0.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79409 (1997 JX11)          Discovered 1997-May-03 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1997 JX11 = 1998 WS39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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