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13338 (1998 SK119)
Classification: Main-belt Asteroid          SPK-ID: 2013338
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118393197158279 1.2442e-08  
a 2.778989302930343 1.2253e-08 au
q 2.449975874487763 3.7098e-08 au
i 9.32701193835574 2.3805e-07 deg
node 22.02965359135615 2.069e-06 deg
peri 79.30887652078347 9.4985e-06 deg
M 216.1515830389231 1.1291e-05 deg
tp 2459876.631742892371
(2022-Oct-24.13174289)
5.5617e-05 TDB
period 1692.110574335452
4.63
1.1191e-05
3.064e-08
d
yr
n .2127520538315789 1.4071e-09 deg/d
Q 3.108002731372923 1.3704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2063  
   data-arc span      11254 days (30.81 yr)  
   first obs. used      1989-10-30  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46311  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:53:12  

Additional Information
 Earth MOID = 1.48733 au 
 Jupiter MOID = 2.08375 au 
 T_jup = 3.305 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456931.5 (2014-Oct-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210271273857251 1.2505e-08  
q 2.438219533700118 3.7322e-08 au
tp 2456492.537049122284
(2013-Jul-19.03704912)
4.5221e-05 TDB
node 22.2873611343359 2.0712e-06 deg
peri 78.05444660172722 9.3506e-06 deg
i 9.338762371199348 2.3937e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2063  
   data-arc span      11254 days (30.81 yr)  
   first obs. used      1989-10-30  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46311  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:53:12  

Additional Information
 Jupiter MOID = 2.08375 au 
 T_jup = 3.305 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.563827059464834E-16 -4.481103946318812E-16 4.370087807336687E-14 8.58830019938172E-15 -6.988196053096638E-15 4.53308912097632E-16
q -4.481103946318812E-16 1.392961171431083E-15 -3.776296297070245E-15 -2.570108796367938E-14 5.077847386324417E-14 -1.48553067576349E-15
tp 4.370087807336687E-14 -3.776296297070245E-15 2.044902753270999E-9 -4.892776480633865E-11 4.133230495744189E-10 -5.110241618311903E-12
node 8.58830019938172E-15 -2.570108796367938E-14 -4.892776480633865E-11 4.289794740782061E-12 -1.279901797670291E-11 2.383149960269048E-13
peri -6.988196053096638E-15 5.077847386324417E-14 4.133230495744189E-10 -1.279901797670291E-11 8.743322862487973E-11 -1.194788061698707E-12
i 4.53308912097632E-16 -1.48553067576349E-15 -5.110241618311903E-12 2.383149960269048E-13 -1.194788061698707E-12 5.729665379228158E-14

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.81   n/a E2021B10  
diameter diameter 7.541 km 0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.129105 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.178   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13338 (1998 SK119)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SK119 = 1989 UY9 = 1991 EZ7 = 1996 FC17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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