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305025 (2007 TQ391)
Classification: Main-belt Asteroid          SPK-ID: 2305025
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03620021442804804 6.2811e-08  
a 2.400476818128798 1.6768e-08 au
q 2.313579042582977 1.5626e-07 au
i 7.533490539757399 6.1223e-06 deg
node 21.48728349324196 3.7916e-05 deg
peri 161.3200326416552 7.3009e-05 deg
M 345.0062007489732 6.2365e-05 deg
tp 2459057.078820876580
(2020-Jul-26.57882088)
0.00023538 TDB
period 1358.45326288291
3.72
1.4234e-05
3.897e-08
d
yr
n .2650072769055063 2.7767e-09 deg/d
Q 2.487374593674619 1.7375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      8092 days (22.15 yr)  
   first obs. used      1998-03-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:58:49  

Additional Information
 Earth MOID = 1.31492 au 
 Jupiter MOID = 2.46835 au 
 T_jup = 3.513 
[ 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 16.5   n/a MPO455248  

305025 (2007 TQ391)          Discovered 2007-Oct-15 by CSS at Catalina
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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