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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1165704155031791 4.5625e-08  
a 2.432959226604929 1.3465e-08 au
q 2.149348158657299 1.156e-07 au
i 5.474320940632607 5.6612e-06 deg
node 149.7663858368474 4.9292e-05 deg
peri 260.888908743078 5.5497e-05 deg
M 1.368433477056842 2.6303e-05 deg
tp 2457595.231076872420
(2016-Jul-25.73107687)
0.00010126 JED
period 1386.119499216172
3.79
1.1507e-05
3.15e-08
d
yr
n .2597178671850257 2.156e-09 deg/d
Q 2.716570294552559 1.5034e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      11007 days (30.14 yr)  
   first obs. used      1985-09-15  
   last obs. used      2015-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5186  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:22:21  

Additional Information
 Earth MOID = 1.16619 au 
 Jupiter MOID = 2.62372 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 14.0 mag n/a MPO347650  

15942 (1997 YZ16)          Discovered 1997-Dec-23 by Ueda, S., Kaneda, H. at Kushiro
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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