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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1403013210108064 9.9119e-08  
a 3.085378147087644 5.5467e-08 AU
q 2.652495517233374 3.2312e-07 AU
i 10.97254188897608 8.1241e-06 deg
node 97.49136698702958 5.0534e-05 deg
peri 267.8613000432343 6.1484e-05 deg
M 296.2243169667744 4.4122e-05 deg
tp 2457151.182136250040
(2015-May-08.68213625)
0.00024796 JED
period 1979.52515826829
5.42
5.338e-05
1.461e-07
d
yr
n .1818617957424354 4.9041e-09 deg/d
Q 3.518260776941915 6.3249e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      8093 days (22.16 yr)  
   first obs. used      1991-04-10  
   last obs. used      2013-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57503  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 17:28:42  

Additional Information
 Earth MOID = 1.67828 AU 
 T_jup = 3.183 
[ 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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