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308326 (2005 NJ17)
Classification: Main-belt Asteroid          SPK-ID: 2308326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1412355222219842 9.9054e-08  
a 2.416514183571448 2.7387e-08 au
q 2.075216540897903 2.4566e-07 au
i 2.672553220888251 7.0935e-06 deg
node 294.7626454173601 0.00025596 deg
peri 289.8267563236942 0.00025846 deg
M 50.26513992465723 4.4173e-05 deg
tp 2458808.921466374437
(2019-Nov-21.42146637)
0.00016596 TDB
period 1372.089527823454
3.76
2.3325e-05
6.386e-08
d
yr
n .2623735497574041 4.4603e-09 deg/d
Q 2.757811826244994 3.1255e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      5497 days (15.05 yr)  
   first obs. used      2004-01-22  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58347  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:05:39  

Additional Information
 Earth MOID = 1.06788 au 
 Jupiter MOID = 2.23344 au 
 T_jup = 3.501 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO471232  

308326 (2005 NJ17)          Discovered 2005-Jul-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

Alternate Designations
 2005 NJ17 = 2004 BG147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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