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423684 (2005 YG246)
Classification: Main-belt Asteroid          SPK-ID: 2423684
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1627206505955635 1.0977e-07  
a 2.609905677434238 3.3453e-08 au
q 2.185220127609083 3.037e-07 au
i 12.37242495683181 7.4007e-06 deg
node 142.0895165946187 3.737e-05 deg
peri 263.3005087061155 5.0393e-05 deg
M 204.2023219992724 3.2694e-05 deg
tp 2459666.990747864832
(2022-Mar-28.49074786)
0.00014866 TDB
period 1540.052921906956
4.22
2.961e-05
8.107e-08
d
yr
n .2337582006949692 4.4944e-09 deg/d
Q 3.034591227259391 3.8897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6647 days (18.20 yr)  
   first obs. used      2002-02-07  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 02:39:58  

Additional Information
 Earth MOID = 1.23444 au 
 Jupiter MOID = 2.45748 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457526.5 (2016-May-18.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1631667482218367 1.092e-07  
q 2.18355338530245 3.0173e-07 au
tp 2458128.429517852034
(2018-Jan-09.92951785)
0.0001298 TDB
node 142.1052318742346 3.7377e-05 deg
peri 263.6063106254359 5.0443e-05 deg
i 12.37236192589084 7.4012e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6647 days (18.20 yr)  
   first obs. used      2002-02-07  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 02:39:58  

Additional Information
 Jupiter MOID = 2.45748 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.192431684783492E-14 -3.285447150464966E-14 -1.057335586019076E-11 -4.867812991555082E-14 -2.752806531346054E-12 -1.05494064685245E-13
q -3.285447150464966E-14 9.104355738296589E-14 2.964269467619993E-11 1.361360821091132E-13 7.653259500531953E-12 2.930989810430514E-13
tp -1.057335586019076E-11 2.964269467619993E-11 1.684693628764389E-8 2.292920098116179E-11 4.453904312692127E-9 1.016947653143198E-10
node -4.867812991555082E-14 1.361360821091132E-13 2.292920098116179E-11 1.397013553485325E-9 -1.358902108541583E-9 1.240469048910995E-10
peri -2.752806531346054E-12 7.653259500531953E-12 4.453904312692127E-9 -1.358902108541583E-9 2.544502565017495E-9 -9.471073024588459E-11
i -1.05494064685245E-13 2.930989810430514E-13 1.016947653143198E-10 1.240469048910995E-10 -9.471073024588459E-11 5.477803552141262E-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 17.0   n/a MPO427996  

423684 (2005 YG246)          Discovered 2005-Dec-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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