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13142 (1994 YM2)
Classification: Main-belt Asteroid          SPK-ID: 2013142
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1261430922325663 6.7311e-08  
a 2.728117458932894 2.4083e-08 au
q 2.383984286689448 1.8247e-07 au
i 12.52027647325987 7.7101e-06 deg
node 231.0545756391801 2.7605e-05 deg
peri 213.1342152998743 3.8802e-05 deg
M 240.7330918140541 2.6908e-05 deg
tp 2457945.768594280364
(2017-Jul-11.26859428)
0.00012518 JED
period 1645.860506712305
4.51
2.1794e-05
5.967e-08
d
yr
n .2187305658844195 2.8963e-09 deg/d
Q 3.072250631176341 2.7121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      812  
   data-arc span      9423 days (25.80 yr)  
   first obs. used      1989-09-28  
   last obs. used      2015-07-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53157  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:37:50  

Additional Information
 Earth MOID = 1.40827 au 
 Jupiter MOID = 2.25233 au 
 T_jup = 3.310 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO253456  

13142 (1994 YM2)          Discovered 1994-Dec-25 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 YM2 = 1989 SB13 = 1991 EQ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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