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30713 (4216 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2030713
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 .1276459955405973 5.6787e-08  
a 2.292109829073218 1.415e-08 AU
q 1.999531188052779 1.3148e-07 AU
i 3.50721814101203 5.8823e-06 deg
node 119.8427033105402 0.00010593 deg
peri 351.3836167206398 0.00011049 deg
M 178.7162658623954 2.8742e-05 deg
tp 2456371.264606539561
(2013-Mar-19.76460654)
9.9305e-05 JED
period 1267.510489616951
3.47
1.1738e-05
3.214e-08
d
yr
n .2840213181263645 2.6301e-09 deg/d
Q 2.584688470093658 1.5957e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      569  
   data-arc span      13464 days (36.86 yr)  
   first obs. used      1977-10-11  
   last obs. used      2014-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55125  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:27:20  

Additional Information
 Earth MOID = 1.01618 AU 
 T_jup = 3.584 
[ 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 15.8 mag n/a MPO302245  

30713 (4216 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar (675)
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4216 T-3 = 1998 WA41 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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