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85254 (1993 TG12)
Classification: Main-belt Asteroid          SPK-ID: 2085254
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .276683007419203 4.684e-08  
a 2.426068317093236 1.3413e-08 au
q 1.754816438915434 1.097e-07 au
i 10.00096094694294 4.2794e-06 deg
node 7.061133669189505 2.6516e-05 deg
peri 359.3229245493916 2.8097e-05 deg
M 131.2197397960758 1.4264e-05 deg
tp 2458893.405420967026
(2020-Feb-13.90542097)
5.1547e-05 TDB
period 1380.234778192168
3.78
1.1446e-05
3.134e-08
d
yr
n .2608251912558878 2.163e-09 deg/d
Q 3.097320195271037 1.7124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1118  
   data-arc span      10069 days (27.57 yr)  
   first obs. used      1993-10-09  
   last obs. used      2021-05-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:25:42  

Additional Information
 Earth MOID = .752692 au 
 Jupiter MOID = 2.36563 au 
 T_jup = 3.437 
[ 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 14.79   n/a MPCxxxxx  

85254 (1993 TG12)          Discovered 1993-Oct-14 by Holt, H. E. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1993 TG12 = 2002 BY3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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