Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
215957 (2005 NT55)
Classification: Main-belt Asteroid          SPK-ID: 2215957
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2470738984021313 4.3166e-08  
a 2.698097544821337 1.584e-08 au
q 2.03146806615311 1.1901e-07 au
i 12.18979021917586 5.4975e-06 deg
node 224.1227571833129 2.1074e-05 deg
peri 62.98908908130043 2.4316e-05 deg
M 143.3530762862711 1.1148e-05 deg
tp 2458355.901317746479
(2018-Aug-25.40131775)
4.7739e-05 TDB
period 1618.769067416878
4.43
1.4255e-05
3.903e-08
d
yr
n .2223912028257765 1.9584e-09 deg/d
Q 3.364727023489564 1.9753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      6686 days (18.31 yr)  
   first obs. used      2001-10-07  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5176  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:29:15  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-14 23:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin