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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1512112582208179 4.8342e-08  
a 2.429936839050585 1.5967e-08 AU
q 2.062503032220629 1.1996e-07 AU
i 3.159297730246831 6.087e-06 deg
node 137.2093903869179 0.0001036 deg
peri 287.7779763174941 0.00010633 deg
M 116.4743908573626 2.4212e-05 deg
tp 2456352.870343588850
(2013-Mar-01.37034359)
9.1708e-05 JED
period 1383.537403559879
3.79
1.3637e-05
3.734e-08
d
yr
n .2602025786030144 2.5646e-09 deg/d
Q 2.797370645880541 1.8381e-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 = 1.07766 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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