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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1718665537458977 2.9281e-08  
a 3.201551421037193 1.9353e-08 au
q 2.651311811663249 9.4355e-08 au
i 1.361106675554812 3.9326e-06 deg
node 132.912957242573 0.00016495 deg
peri 150.1676774841292 0.00016544 deg
M 243.4820001359352 1.2791e-05 deg
tp 2459877.719834640762
(2022-Oct-25.21983464)
7.5347e-05 TDB
period 2092.373202038325
5.73
1.8972e-05
5.194e-08
d
yr
n .1720534365711142 1.5601e-09 deg/d
Q 3.751791030411137 2.2679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1568  
   data-arc span      15807 days (43.28 yr)  
   first obs. used      1977-10-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48887  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:36:08  

Additional Information
 Earth MOID = 1.63305 au 
 Jupiter MOID = 1.40446 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 13.82   n/a E2021B10  
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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