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12268 (1990 OY1)
Classification: Main-belt Asteroid          SPK-ID: 2012268
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1751868285923436 5.1956e-08  
a 2.595979090586622 1.904e-08 AU
q 2.141197746614715 1.36e-07 AU
i 5.809146391046122 5.621e-06 deg
node 72.82764618604052 7.33e-05 deg
peri 210.5291430752963 7.6134e-05 deg
M 321.628465855849 2.2943e-05 deg
tp 2457163.338417988794
(2015-May-20.83841799)
9.7782e-05 JED
period 1527.742681742671
4.18
1.6808e-05
4.602e-08
d
yr
n .2356417767875373 2.5925e-09 deg/d
Q 3.050760434558529 2.2376e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1076  
   data-arc span      9101 days (24.92 yr)  
   first obs. used      1990-07-29  
   last obs. used      2015-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4898  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:09:06  

Additional Information
 Earth MOID = 1.12853 AU 
 T_jup = 3.388 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO256955  

12268 (1990 OY1)          Discovered 1990-Jul-29 by Holt, H. E. at Palomar
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 OY1 = 1989 EN8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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