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74310 (1998 TC33)
Classification: Main-belt Asteroid          SPK-ID: 2074310
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1703338494209226 4.6168e-08  
a 2.836453258815959 1.6919e-08 au
q 2.353309256539316 1.3231e-07 au
i 1.755346775664034 3.7702e-06 deg
node 63.70459734303054 0.00017007 deg
peri 262.9777034557575 0.0001705 deg
M 236.9018193079302 1.5881e-05 deg
tp 2459597.138133654123
(2022-Jan-17.63813365)
7.9462e-05 TDB
period 1744.865171100952
4.78
1.5612e-05
4.274e-08
d
yr
n .2063196663916742 1.846e-09 deg/d
Q 3.319597261092602 1.9801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      927  
   data-arc span      7889 days (21.60 yr)  
   first obs. used      1998-09-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6124  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:04:19  

Additional Information
 Earth MOID = 1.34248 au 
 Jupiter MOID = 2.01989 au 
 T_jup = 3.289 
[ 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 14.9   n/a MPO253816  

74310 (1998 TC33)          Discovered 1998-Oct-14 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 TC33 = 2001 FG57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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