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74348 (1998 VT53)
Classification: Main-belt Asteroid          SPK-ID: 2074348
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076958294924321 5.5863e-08  
a 2.712072571987738 1.7719e-08 au
q 2.419993666703844 1.5218e-07 au
i 11.96620901222322 6.0969e-06 deg
node 12.84479067042443 2.5543e-05 deg
peri 32.19154617917777 3.8132e-05 deg
M 294.4645426556717 2.6888e-05 deg
tp 2459297.477960571323
(2021-Mar-23.97796057)
0.00012217 TDB
period 1631.362168481593
4.47
1.5987e-05
4.377e-08
d
yr
n .2206744810902865 2.1626e-09 deg/d
Q 3.004151477271631 1.9627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      7930 days (21.71 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5711  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:12:11  

Additional Information
 Earth MOID = 1.43567 au 
 Jupiter MOID = 2.44572 au 
 T_jup = 3.323 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456550.5 (2013-Sep-15.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1104003372035489 5.6512e-08  
q 2.411180776126302 1.5467e-07 au
tp 2456031.641202622981
(2012-Apr-14.14120262)
0.00011646 TDB
node 13.03678532839684 2.5483e-05 deg
peri 31.27611779680107 3.7332e-05 deg
i 11.98650464436777 6.1046e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      7930 days (21.71 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5711  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:12:11  

Additional Information
 Jupiter MOID = 2.44572 au 
 T_jup = 3.323 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.193572248153878E-15 -8.696795835495298E-15 -1.386342744770767E-12 -6.854674428403481E-15 -4.117033757387856E-13 -9.59578883235972E-15
q -8.696795835495298E-15 2.39212875272131E-14 3.572436106596646E-12 1.562862253990646E-14 1.092101759462028E-12 2.727945020091822E-14
tp -1.386342744770767E-12 3.572436106596646E-12 1.35627956969986E-8 2.664295145194918E-11 3.196909054980198E-9 -4.383770364076003E-12
node -6.854674428403481E-15 1.562862253990646E-14 2.664295145194918E-11 6.493994191840872E-10 -6.280374069803842E-10 3.51365376820747E-12
peri -4.117033757387856E-13 1.092101759462028E-12 3.196909054980198E-9 -6.280374069803842E-10 1.393675399481778E-9 -4.009839283763098E-12
i -9.59578883235972E-15 2.727945020091822E-14 -4.383770364076003E-12 3.51365376820747E-12 -4.009839283763098E-12 3.726646810256533E-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 15.0   n/a MPO439561  

74348 (1998 VT53)          Discovered 1998-Nov-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 VT53 = 2000 EA89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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