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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266004228172567 7.4643e-08  
a 2.72698549153815 2.4627e-08 AU
q 2.381747975292896 2.0289e-07 AU
i 12.52362601748115 8.4618e-06 deg
node 231.0659757222939 3.1111e-05 deg
peri 213.0736588126658 4.3607e-05 deg
M 109.5133387228201 2.9223e-05 deg
tp 2456300.134697044627
(2013-Jan-07.63469704)
0.0001323 JED
period 1644.836247024209
4.50
2.2281e-05
6.1e-08
d
yr
n .2188667720882865 2.9648e-09 deg/d
Q 3.072223007783405 2.7745e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      8959 days (24.53 yr)  
   first obs. used      1989-09-28  
   last obs. used      2014-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5652  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:03:25  

Additional Information
 Earth MOID = 1.40585 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 (399)
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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