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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401987453657649 8.9621e-08  
a 3.085200507364033 4.8497e-08 AU
q 2.652659267029775 3.034e-07 AU
i 10.97210331942543 7.5901e-06 deg
node 97.48991765792371 3.9786e-05 deg
peri 267.8506352326624 4.8672e-05 deg
M 332.5994017088068 3.2642e-05 deg
tp 2457151.154137343864
(2015-May-08.65413734)
0.00018085 JED
period 1979.354204875987
5.42
4.6671e-05
1.278e-07
d
yr
n .1818775028305533 4.2885e-09 deg/d
Q 3.517741747698292 5.5297e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      8510 days (23.30 yr)  
   first obs. used      1991-04-10  
   last obs. used      2014-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56107  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:22:02  

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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