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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 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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457648.5 (2016-Sep-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1096880135145074 4.7008e-08  
q 2.414232950814065 1.3447e-07 au
tp 2457661.467201711318
(2016-Sep-29.96720171)
0.00011562 TDB
node 13.02130203302598 1.6765e-05 deg
peri 31.14483878793034 3.2292e-05 deg
i 11.98452215303805 5.7857e-06 deg
  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
 Jupiter MOID = 2.44572 au 
 T_jup = 3.323 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.20976069746729E-15 -6.299980770323125E-15 -1.930785859141731E-12 -6.196180996472703E-15 -4.085661083621686E-13 -8.076932007793508E-15
q -6.299980770323125E-15 1.808273780077663E-14 5.155971920915752E-12 1.505396076333696E-14 1.08440659623738E-12 2.413344450360483E-14
tp -1.930785859141731E-12 5.155971920915752E-12 1.336827378777378E-8 4.133090741935883E-11 3.197940173636666E-9 3.813298527849796E-12
node -6.196180996472703E-15 1.505396076333696E-14 4.133090741935883E-11 2.810616938828185E-10 -2.643365162243245E-10 -2.843892509632557E-11
peri -4.085661083621686E-13 1.08440659623738E-12 3.197940173636666E-9 -2.643365162243245E-10 1.042782474932272E-9 2.848186867705574E-11
i -8.076932007793508E-15 2.413344450360483E-14 3.813298527849796E-12 -2.843892509632557E-11 2.848186867705574E-11 3.347385082163424E-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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