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129666 (1998 QT97)
Classification: Inner Main-belt Asteroid          SPK-ID: 2129666
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1109774237184827 3.7955e-08  
a 1.991116166227007 8.0217e-09 au
q 1.770147223774912 7.8099e-08 au
i 22.11294240437141 8.1313e-06 deg
node 188.6789936098653 9.3155e-06 deg
peri 122.3336611059336 3.6646e-05 deg
M 294.7199662168919 3.4809e-05 deg
tp 2459186.589210920049
(2020-Dec-03.08921092)
9.9639e-05 TDB
period 1026.226735019744
2.81
6.2016e-06
1.698e-08
d
yr
n .3507996700096433 2.1199e-09 deg/d
Q 2.212085108679102 8.912e-09 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      7917 days (21.68 yr)  
   first obs. used      1998-08-24  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:46:15  

Additional Information
 Earth MOID = .820057 au 
 Jupiter MOID = 3.05766 au 
 T_jup = 3.752 
[ 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 16.9   n/a MPO459609  

129666 (1998 QT97)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 1998 QT97 = 1998 SF15 = 2001 TQ195 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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