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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076958446670049 4.6436e-08  
a 2.712072576555089 1.4294e-08 au
q 2.419993629624768 1.3247e-07 au
i 11.96620836808433 5.7815e-06 deg
node 12.84477126204716 1.6796e-05 deg
peri 32.19156439568578 3.3051e-05 deg
M 294.4645410024434 2.6415e-05 deg
tp 2459297.477968813232
(2021-Mar-23.97796881)
0.0001197 TDB
period 1631.362172602613
4.47
1.2897e-05
3.531e-08
d
yr
n .2206744805328358 1.7446e-09 deg/d
Q 3.004151523485409 1.5833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      956  
   data-arc span      8035 days (22.00 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52262  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:08:59  

Additional Information
 Earth MOID = 1.43567 au 
 Jupiter MOID = 2.44572 au 
 T_jup = 3.323 
[ show covariance matrix ]

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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