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JPL Small-Body Database Browser
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17968 (1999 JX46)
Classification: Outer Main-belt Asteroid          SPK-ID: 2017968
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1717651947609901 2.9494e-08  
a 3.202125014447992 2.043e-08 au
q 2.652111387692294 9.4806e-08 au
i 1.3607390249002 4.0038e-06 deg
node 132.9193493889588 0.0001753 deg
peri 150.0050684682033 0.00017585 deg
M 140.4814952331029 1.321e-05 deg
tp 2457783.781351717766
(2017-Jan-30.28135172)
7.7481e-05 TDB
period 2092.935534987969
5.73
2.003e-05
5.484e-08
d
yr
n .1720072090046813 1.6461e-09 deg/d
Q 3.75213864120369 2.3939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1478  
   data-arc span      15398 days (42.16 yr)  
   first obs. used      1977-10-09  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49521  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:24:29  

Additional Information
 Earth MOID = 1.63517 au 
 Jupiter MOID = 1.40292 au 
 T_jup = 3.170 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO337410  
diameter diameter 10.071 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17968 (1999 JX46)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JX46 = 1977 TJ = 1982 JK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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