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15942 (1997 YZ16)
Classification: Main-belt Asteroid          SPK-ID: 2015942
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1170494409987681 6.8821e-08  
a 2.432488731376545 1.7043e-08 AU
q 2.147767285133118 1.6458e-07 AU
i 5.474219019671258 6.798e-06 deg
node 149.7735148431531 6.5092e-05 deg
peri 260.9570471946619 7.4417e-05 deg
M 153.5414734468154 3.0681e-05 deg
tp 2456209.485840741680
(2012-Oct-08.98584074)
0.00011894 JED
period 1385.717438791508
3.79
1.4563e-05
3.987e-08
d
yr
n .2597932232951893 2.7303e-09 deg/d
Q 2.717210177619972 1.9037e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      995  
   data-arc span      10433 days (28.56 yr)  
   first obs. used      1985-09-15  
   last obs. used      2014-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53784  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:08:18  

Additional Information
 Earth MOID = 1.16501 AU 
 T_jup = 3.491 
[ 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 13.8 mag n/a MPO259456  

15942 (1997 YZ16)          Discovered 1997-Dec-23 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YZ16 = 1985 RA6 = 1989 TK2 = 1991 ER8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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