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74309 (1998 TF32)
Classification: Main-belt Asteroid          SPK-ID: 2074309
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1794144266213872 4.0109e-08  
a 2.6155356636258 1.0909e-08 au
q 2.146270832228588 1.036e-07 au
i 10.94897436309999 4.2903e-06 deg
node 19.34967249354541 1.6888e-05 deg
peri 324.5531899830596 1.9532e-05 deg
M 121.6802998819419 9.9697e-06 deg
tp 2458678.275591474792
(2019-Jul-13.77559147)
4.2189e-05 TDB
period 1545.038821004545
4.23
9.6662e-06
2.646e-08
d
yr
n .2330038540817617 1.4577e-09 deg/d
Q 3.084800495023013 1.2866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      8181 days (22.40 yr)  
   first obs. used      1998-08-31  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50894  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 06:57:03  

Additional Information
 Earth MOID = 1.14838 au 
 Jupiter MOID = 2.37224 au 
 T_jup = 3.359 
[ 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 15.07   n/a E2021B10  

74309 (1998 TF32)          Discovered 1998-Oct-11 by LONEOS at Anderson Mesa
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
2005-Sep-21 16:41 < 00:01 Amphi 0.0419496801379161 0.0419478466817261 0.0419515136024038 3.96029442341079 3.96029438880754 2453635.194952159 0.669194279587889 102.577072971606 70.8668339637659 38.9233188816779 73179.1888735636 T 28 CATAB v2.0f-lin.ifort 2021-Feb-24 06:57:06 2021-Feb-24 06:57
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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