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192563 (1998 WZ6)
Classification: Apollo [NEO, PHA]          SPK-ID: 2192563
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 165 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4079290213874681 4.1229e-08  
a 1.452010655305791 1.3282e-09 au
q .8596933696427238 5.9682e-08 au
i 24.75358266725721 9.8869e-06 deg
node 68.72614384538664 9.0723e-06 deg
peri 110.6821360269536 1.4022e-05 deg
M 157.6775174638128 8.4714e-06 deg
tp 2458920.588717070997
(2020-Mar-12.08871707)
1.4952e-05 TDB
period 639.0769177195309
1.75
8.7687e-07
2.401e-09
d
yr
n .5633124746307795 7.7291e-10 deg/d
Q 2.044327940968859 1.87e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      7910 days (21.66 yr)  
   first obs. used      1998-11-23  
   last obs. used      2020-07-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46267  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:39  

Additional Information
 Earth MOID = .033673 au 
 Jupiter MOID = 3.12519 au 
 T_jup = 4.460 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456121.5 (2012-Jul-13.0) TDB
Reference: JPL 165 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4079663823131555 4.1212e-08  
q .8597730351340748 5.9691e-08 au
tp 2456363.882818768159
(2013-Mar-12.38281877)
1.4679e-05 TDB
node 68.76840263231971 9.0684e-06 deg
peri 110.6642841201207 1.4023e-05 deg
i 24.75558067275492 9.886e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      7910 days (21.66 yr)  
   first obs. used      1998-11-23  
   last obs. used      2020-07-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46267  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:39  

Additional Information
 Jupiter MOID = 3.12519 au 
 T_jup = 4.460 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.69844181486216E-15 -2.459810347601564E-15 -2.036944502968058E-13 1.116628482276866E-13 -6.268493873223161E-14 5.10809922348238E-14
q -2.459810347601564E-15 3.563017624377757E-15 2.956811863625074E-13 -1.622972851434455E-13 9.108133874253795E-14 -7.455100332248979E-14
tp -2.036944502968058E-13 2.956811863625074E-13 2.154687155334532E-10 -4.776654751605442E-11 1.67329190705703E-10 1.70933782705677E-11
node 1.116628482276866E-13 -1.622972851434455E-13 -4.776654751605442E-11 8.223655264190066E-11 -9.250819643139721E-11 3.342309879748054E-11
peri -6.268493873223161E-14 9.108133874253795E-14 1.67329190705703E-10 -9.250819643139721E-11 1.966468344625324E-10 -1.117924104702292E-11
i 5.10809922348238E-14 -7.455100332248979E-14 1.70933782705677E-11 3.342309879748054E-11 -1.117924104702292E-11 9.773272897030803E-11

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 17.25   n/a E2021B55  
SMASSII spectral type spec_B V   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

192563 (1998 WZ6)          Discovered 1998-Nov-23 by Kobayashi, T. at Oizumi
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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