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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2767200484569847 5.2727e-08  
a 2.426562882137733 1.7681e-08 au
q 1.755084283808659 1.2518e-07 au
i 10.00022481559345 5.7654e-06 deg
node 7.100098471834903 2.7893e-05 deg
peri 359.1797625612908 2.9371e-05 deg
M 283.7103314590776 1.4556e-05 deg
tp 2458893.082926347780
(2020-Feb-13.58292635)
5.8327e-05 TDB
period 1380.656850392539
3.78
1.509e-05
4.131e-08
d
yr
n .2607454559745582 2.8498e-09 deg/d
Q 3.098041480466807 2.2573e-08 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      9342 days (25.58 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57306  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:17  

Additional Information
 Earth MOID = .752907 au 
 Jupiter MOID = 2.35961 au 
 T_jup = 3.437 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO439613  

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

[ show close-approach data ]
Alternate Designations
 1993 TG12 = 2002 BY3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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