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JPL Small-Body Database Browser
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212304 (2005 NR72)
Classification: Main-belt Asteroid          SPK-ID: 2212304
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007090075601771947 4.9876e-08  
a 2.867693887664872 2.5548e-08 au
q 2.847361721198589 1.4359e-07 au
i 3.281546834761522 6.1658e-06 deg
node 101.2374497672976 9.5996e-05 deg
peri 91.19395436386627 0.00045107 deg
M 49.62820312254855 0.00043951 deg
tp 2458355.974777272829
(2018-Aug-25.47477727)
0.0021659 TDB
period 1773.771255920925
4.86
2.3704e-05
6.49e-08
d
yr
n .2029573987053316 2.7122e-09 deg/d
Q 2.888026054131156 2.573e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      6513 days (17.83 yr)  
   first obs. used      2001-10-20  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54137  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:03:04  

Additional Information
 Earth MOID = 1.84271 au 
 Jupiter MOID = 2.07202 au 
 T_jup = 3.297 
[ 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 16.1   n/a MPO437020  

212304 (2005 NR72)          Discovered 2005-Jul-07 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2005 NR72 = 2008 AZ34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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