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13372 (1998 VU6)
Classification: Jupiter Trojan          SPK-ID: 2013372
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0476504560588577 5.0926e-08  
a 5.237200940051391 9.6464e-08 au
q 4.987645926786064 3.2313e-07 au
i 7.303580781391486 4.7448e-06 deg
node 96.67997287653031 4.1849e-05 deg
peri 303.7786542490776 7.1989e-05 deg
M 320.0771302045831 6.1045e-05 deg
tp 2459485.974624151543
(2021-Sep-28.47462415)
0.00074508 TDB
period 4377.712964778366
11.99
0.00012095
3.311e-07
d
yr
n .08223472002308996 2.272e-09 deg/d
Q 5.486755953316719 1.0106e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1212  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1996-09-15  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5762  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:55:28  

Additional Information
 Earth MOID = 4.00298 au 
 Jupiter MOID = .0778967 au 
 T_jup = 2.981 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456659.5 (2014-Jan-02.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04762459636019441 5.0841e-08  
q 4.981525447289174 3.2262e-07 au
tp 2455133.079491514310
(2009-Oct-28.57949151)
0.00072941 TDB
node 96.68034685089862 4.1868e-05 deg
peri 305.163233055813 7.2149e-05 deg
i 7.304623934086905 4.7448e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1212  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1996-09-15  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5762  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:55:28  

Additional Information
 Jupiter MOID = .0778967 au 
 T_jup = 2.981 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.584790778456924E-15 -1.588507840260316E-14 -5.981463853621173E-12 8.555001117878721E-15 -5.692730330895789E-13 8.956116225168659E-16
q -1.588507840260316E-14 1.04084392929554E-13 3.518519265764169E-11 -4.806382268416467E-14 3.612026253898988E-12 -3.579777156135854E-15
tp -5.981463853621173E-12 3.518519265764169E-11 5.320418388910109E-7 -5.393722242656987E-11 4.288323511773727E-8 -2.418382372467287E-12
node 8.555001117878721E-15 -4.806382268416467E-14 -5.393722242656987E-11 1.752947586694179E-9 -1.742932259108936E-9 9.182711326118653E-12
peri -5.692730330895789E-13 3.612026253898988E-12 4.288323511773727E-8 -1.742932259108936E-9 5.205409750332815E-9 -9.256649126467781E-12
i 8.956116225168659E-16 -3.579777156135854E-15 -2.418382372467287E-12 9.182711326118653E-12 -9.256649126467781E-12 2.251266577615944E-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 11.3   n/a MPO502270  
diameter diameter 25.420 km 0.384 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 20.176 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Ryan, E.L.; Sharkey, B.N.L.; Woodward, C.E. (2017) Astron. J. 153, A116.]
[Szabo, Gy.M.; Pal, A.; Kiss, Cs.; Kiss, L.L.; et al. (2017) Astron. Astrophys. 599, A44.]
geometric albedo albedo 0.109   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

13372 (1998 VU6)          Discovered 1998-Nov-12 by Kobayashi, T. at Oizumi
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 VU6 = 1996 TW68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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