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15962 (1998 CM2)
Classification: Main-belt Asteroid          SPK-ID: 2015962
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510838498531471 4.8335e-08  
a 2.430167733714776 1.5932e-08 AU
q 2.06300863671625 1.1994e-07 AU
i 3.159285952439709 6.0869e-06 deg
node 137.2071808547191 0.00010359 deg
peri 287.7838908077385 0.00010633 deg
M 168.5147534000927 2.4409e-05 deg
tp 2456352.778622686224
(2013-Mar-01.27862269)
9.181e-05 JED
period 1383.734605594664
3.79
1.3607e-05
3.725e-08
d
yr
n .2601654960022401 2.5584e-09 deg/d
Q 2.797326830713301 1.8339e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      934  
   data-arc span      8504 days (23.28 yr)  
   first obs. used      1991-03-13  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55018  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:35:37  

Additional Information
 Earth MOID = 1.07878 AU 
 T_jup = 3.490 
[ 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 14.4 mag n/a MPO256981  

15962 (1998 CM2)          Discovered 1998-Feb-15 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 CM2 = 1991 EZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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