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85503 (1997 TF25)
Classification: Main-belt Asteroid          SPK-ID: 2085503
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1878420541059972 4.1851e-08  
a 2.366917214049693 9.4567e-09 au
q 1.922310622663755 9.9686e-08 au
i 5.728835883741969 4.4439e-06 deg
node 53.66045536570424 4.053e-05 deg
peri 340.3459683349701 4.2155e-05 deg
M 59.24301477171817 9.9212e-06 deg
tp 2458781.619194000462
(2019-Oct-25.11919400)
3.6786e-05 TDB
period 1330.06550162012
3.64
7.9711e-06
2.182e-08
d
yr
n .2706633617378189 1.6221e-09 deg/d
Q 2.811523805435632 1.1233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      8146 days (22.30 yr)  
   first obs. used      1997-10-10  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:33:13  

Additional Information
 Earth MOID = .930157 au 
 Jupiter MOID = 2.61774 au 
 T_jup = 3.517 
[ 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 15.9   n/a MPO449531  

85503 (1997 TF25)          Discovered 1997-Oct-10 by Sarounova, L. at Ondrejov
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 TF25 = 2001 QD178 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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