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102494 (1999 TQ273)
Classification: Main-belt Asteroid          SPK-ID: 2102494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1721263957887597 5.1294e-08  
a 2.665962040653945 1.6857e-08 au
q 2.207079603286535 1.4164e-07 au
i 13.80025282402979 4.9788e-06 deg
node 262.7663751050708 2.3147e-05 deg
peri 100.7745552145429 2.7886e-05 deg
M 325.8542113394271 1.7173e-05 deg
tp 2459351.304401097338
(2021-May-16.80440110)
7.6701e-05 TDB
period 1589.93499710048
4.35
1.508e-05
4.129e-08
d
yr
n .2264243510939264 2.1475e-09 deg/d
Q 3.124844478021356 1.9758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      7620 days (20.86 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53587  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:54:26  

Additional Information
 Earth MOID = 1.25391 au 
 Jupiter MOID = 2.52893 au 
 T_jup = 3.321 
[ 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 14.7   n/a MPO385433  

102494 (1999 TQ273)          Discovered 1999-Oct-05 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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