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74834 (1999 TN30)
Classification: Main-belt Asteroid          SPK-ID: 2074834
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2847958330803359 9.8245e-08  
a 2.540327686300202 1.022e-08 au
q 1.816852946583293 2.557e-07 au
i 5.1522249078931 3.6902e-06 deg
node 205.1638367130933 5.9741e-05 deg
peri 111.7398137824001 6.0902e-05 deg
M 164.7922017412064 7.1756e-06 deg
tp 2458719.533474048035
(2019-Aug-24.03347405)		 2.8828e-05 TDB
period 1478.880352150596
4.05		 8.9242e-06
2.443e-08		 d
yr
n .2434274006524504 1.4689e-09 deg/d
Q 3.26380242601711 1.313e-08 au
   Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      10644 days (29.14 yr)  
   first obs. used      1991-11-02  
   last obs. used      2020-12-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55747  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:15:54  

Additional Information
 Earth MOID = .81084 au 
 Jupiter MOID = 2.09309 au 
 T_jup = 3.382 
[ 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 16.05   n/a MPCxxxxx  

74834 (1999 TN30)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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