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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166790271675325 4.5618e-08  
a 2.433190156385432 1.3428e-08 au
q 2.149287896024764 1.1559e-07 au
i 5.474407306049565 5.6613e-06 deg
node 149.7673381114993 4.9288e-05 deg
peri 260.9002358800259 5.5484e-05 deg
M 309.4241024758134 2.6139e-05 deg
tp 2457595.261719824613
(2016-Jul-25.76171982)
0.00010119 JED
period 1386.316853859695
3.80
1.1476e-05
3.142e-08
d
yr
n .2596808940161919 2.1496e-09 deg/d
Q 2.717092416746101 1.4995e-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 = 1.16648 au 
 Jupiter MOID = 2.62474 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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