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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1188524963108802 3.1212e-08  
a 2.778464482609829 1.3134e-08 au
q 2.448237042940532 8.4218e-08 au
i 9.326317797196358 4.5075e-06 deg
node 22.18443399002456 2.1145e-05 deg
peri 78.76090703791721 2.9499e-05 deg
M 174.1026925052574 2.1582e-05 deg
tp 2458182.395676261119
(2018-Mar-04.89567626)
9.8841e-05 TDB
period 1691.631256863552
4.63
1.1995e-05
3.284e-08
d
yr
n .2128123363406483 1.509e-09 deg/d
Q 3.108691922279124 1.4695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2001  
   data-arc span      11254 days (30.81 yr)  
   first obs. used      1989-10-30  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45102  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:47:01  

Additional Information
 Earth MOID = 1.4857 au 
 Jupiter MOID = 2.08612 au 
 T_jup = 3.305 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456815.5 (2014-Jun-07.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210826529688576 3.1274e-08  
q 2.438095574111211 8.4719e-08 au
tp 2456492.568688490803
(2013-Jul-19.06868849)
9.2334e-05 TDB
node 22.28753266306533 2.1116e-05 deg
peri 78.05624048503371 2.9202e-05 deg
i 9.338769004692542 4.5123e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2001  
   data-arc span      11254 days (30.81 yr)  
   first obs. used      1989-10-30  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45102  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:47:01  

Additional Information
 Jupiter MOID = 2.08612 au 
 T_jup = 3.305 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.78061813830634E-16 -2.626354431062974E-15 7.205979007606799E-14 1.359903245342093E-15 4.19653222611132E-16 2.013250342297617E-16
q -2.626354431062974E-15 7.177362541632947E-15 1.280422476446552E-13 -4.016913839901714E-15 7.405730149237556E-14 -9.413117746173085E-17
tp 7.205979007606799E-14 1.280422476446552E-13 8.525627026704469E-9 -1.493775093595605E-11 1.872349354179158E-9 2.966805757069667E-12
node 1.359903245342093E-15 -4.016913839901714E-15 -1.493775093595605E-11 4.459004871511167E-10 -4.428573179405735E-10 -4.011185179220078E-12
peri 4.19653222611132E-16 7.405730149237556E-14 1.872349354179158E-9 -4.428573179405735E-10 8.527665903106331E-10 4.636804302700735E-12
i 2.013250342297617E-16 -9.413117746173085E-17 2.966805757069667E-12 -4.011185179220078E-12 4.636804302700735E-12 2.036105834861984E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.8   n/a MPO473948  
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. 2019-August); 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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