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JPL Small-Body Database Browser
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215957 (2005 NT55)
Classification: Main-belt Asteroid          SPK-ID: 2215957
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2470739223610731 4.352e-08  
a 2.698097540668328 1.6016e-08 au
q 2.031467998382639 1.2019e-07 au
i 12.18978753127131 5.5291e-06 deg
node 224.1227441515858 2.1907e-05 deg
peri 62.98909621234697 2.5192e-05 deg
M 143.3530813664926 1.1205e-05 deg
tp 2458355.901296391137
(2018-Aug-25.40129639)
4.8101e-05 TDB
period 1618.769063679376
4.43
1.4414e-05
3.946e-08
d
yr
n .2223912033392454 1.9802e-09 deg/d
Q 3.364727082954017 1.9973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      6625 days (18.14 yr)  
   first obs. used      2001-10-07  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52496  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:12:09  

Additional Information
 Earth MOID = 1.04881 au 
 Jupiter MOID = 1.90512 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 16.0   n/a MPO433413  

215957 (2005 NT55)          Discovered 2005-Jul-11 by Lowe, A. at Mayhill
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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