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13215 (1997 JT16)
Classification: Main-belt Asteroid          SPK-ID: 2013215
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401987417202973 8.8753e-08  
a 3.085200504067559 4.7489e-08 AU
q 2.65265927544246 3.0188e-07 AU
i 10.97210357633503 7.4402e-06 deg
node 97.48991487746105 3.6786e-05 deg
peri 267.8506354130419 4.59e-05 deg
M 332.5994054075815 3.0749e-05 deg
tp 2457151.154116765782
(2015-May-08.65411677)
0.00017027 JED
period 1979.354201703637
5.42
4.5701e-05
1.251e-07
d
yr
n .181877503122052 4.1993e-09 deg/d
Q 3.517741732692657 5.4147e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      8536 days (23.37 yr)  
   first obs. used      1991-04-10  
   last obs. used      2014-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55714  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:01:25  

Additional Information
 Earth MOID = 1.67983 AU 
 T_jup = 3.184 
[ 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 13.2 mag n/a MPO263467  

13215 (1997 JT16)          Discovered 1997-May-03 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 JT16 = 1994 WW4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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