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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076251906578036 4.6367e-08  
a 2.711339291308989 1.4212e-08 au
q 2.419530883143865 1.3232e-07 au
i 11.96782841332757 5.774e-06 deg
node 12.84055535940283 1.6574e-05 deg
peri 32.34516061204913 3.2996e-05 deg
M 338.472753611872 2.6425e-05 deg
tp 2459298.012481641797
(2021-Mar-24.51248164)		 0.00011971 TDB
period 1630.70059022535
4.46		 1.2821e-05
3.51e-08		 d
yr
n .2207640091368649 1.7357e-09 deg/d
Q 3.003147699474113 1.5741e-08 au
   Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      8061 days (22.07 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51935  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:12:53  

Additional Information
 Earth MOID = 1.43426 au 
 Jupiter MOID = 2.44498 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2004-Sep-03 06:45 < 00:01 Hebe 0.0336914492778291 0.0336902813293343 0.0336926172635062 7.00030675891123 7.00030673255272 2453251.781118206 0.467802722516869 98.3215131726042 41.3346562357977 -62.6295259080362 110795.310893293 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 13:12:55 2021-Apr-13 13:12
2174-Jun-16 22:09 < 00:01 Europ 0.0495330630210646 0.0495131023065183 0.0495530450770993 5.16923401826364 5.16923397675387 2515264.422986625 0.702087967998629 1903.13041059688 40.3840567684579 -58.481567709708 156367.475416268 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 13:12:55 2021-Apr-13 13:12

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