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JPL Small-Body Database Browser
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215958 (2005 NN56)
Classification: Main-belt Asteroid          SPK-ID: 2215958
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05709041024751926 4.7562e-08  
a 2.870752007921297 3.4469e-08 au
q 2.706859598070181 1.4337e-07 au
i 3.187336242226727 5.2985e-06 deg
node 119.5276332725033 0.00010951 deg
peri 196.0854372918059 0.00012295 deg
M 8.864053900631934 5.8636e-05 deg
tp 2458956.755663845501
(2020-Apr-17.25566385)
0.00028905 TDB
period 1776.609347388653
4.86
3.1997e-05
8.76e-08
d
yr
n .2026331790548921 3.6495e-09 deg/d
Q 3.034644417772413 3.6437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      5495 days (15.04 yr)  
   first obs. used      2004-04-14  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63037  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:02:19  

Additional Information
 Earth MOID = 1.69316 au 
 Jupiter MOID = 2.1287 au 
 T_jup = 3.293 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO475770  

215958 (2005 NN56)          Discovered 2005-Jul-05 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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