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59238 (1999 CN2)
Classification: Main-belt Asteroid          SPK-ID: 2059238
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1707077045474991 5.095e-08  
a 2.398414082399333 1.5726e-08 AU
q 1.988986319838546 1.1942e-07 AU
i 1.926640295228013 5.7254e-06 deg
node 141.2148527110761 0.0001594 deg
peri 274.4537778733396 0.00016082 deg
M 154.8123546140588 2.2711e-05 deg
tp 2456417.071298236310
(2013-May-04.57129824)
8.1989e-05 JED
period 1356.702655666827
3.71
1.3343e-05
3.653e-08
d
yr
n .2653492262997435 2.6097e-09 deg/d
Q 2.807841844960119 1.841e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      719  
   data-arc span      9059 days (24.80 yr)  
   first obs. used      1990-10-19  
   last obs. used      2015-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53791  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 16:11:20  

Additional Information
 Earth MOID = 1.0014 AU 
 T_jup = 3.507 
[ 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 15.5 mag n/a MPO250748  
rotation period rot_per 2.64 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) arXiv:1506.08493.]

59238 (1999 CN2)          Discovered 1999-Feb-05 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CN2 = 1999 DJ9 = 2001 QQ63 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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