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85092 (4253 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085092
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2267548934152562 5.0407e-08  
a 2.355968735950088 7.5484e-09 au
q 1.82174129634005 1.19e-07 au
i 6.021672558902264 5.551e-06 deg
node 151.9146179357195 4.3082e-05 deg
peri 189.8097585435224 4.4189e-05 deg
M 341.8333613226926 1.0575e-05 deg
tp 2459067.153780819387
(2020-Aug-05.65378082)
3.8914e-05 TDB
period 1320.847599889402
3.62
6.3479e-06
1.738e-08
d
yr
n .2725522611618053 1.3099e-09 deg/d
Q 2.890196175560126 9.26e-09 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      17121 days (46.87 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55372  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:54:58  

Additional Information
 Earth MOID = .813714 au 
 Jupiter MOID = 2.5152 au 
 T_jup = 3.512 
[ 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 15.9   n/a MPO432395  

85092 (4253 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 4253 T-2 = 1991 RY23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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