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74934 (1999 TQ166)
Classification: Main-belt Asteroid          SPK-ID: 2074934
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08595213990159155 3.5903e-08  
a 2.274499673103624 8.5744e-09 au
q 2.079001558994897 8.0556e-08 au
i 6.022697545118273 4.8864e-06 deg
node 303.6335361974901 3.8653e-05 deg
peri 289.3721772775381 4.8491e-05 deg
M 263.3697600650389 2.9755e-05 deg
tp 2459732.808467581816
(2022-Jun-02.30846758)
0.00010379 TDB
period 1252.931260555113
3.43
7.0849e-06
1.94e-08
d
yr
n .2873262175935345 1.6247e-09 deg/d
Q 2.469997787212351 9.3114e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1493  
   data-arc span      7831 days (21.44 yr)  
   first obs. used      1999-09-08  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5177  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 17:55:38  

Additional Information
 Earth MOID = 1.07705 au 
 Jupiter MOID = 2.54832 au 
 T_jup = 3.598 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.98   n/a MPCxxxxx  

74934 (1999 TQ166)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TQ166 = 2000 YR34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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