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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
214394 (2005 NR2)
Classification: Main-belt Asteroid          SPK-ID: 2214394
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2235715184135579 7.4478e-08  
a 2.773554981491245 1.5417e-08 au
q 2.15346708287576 2.0739e-07 au
i 1.609554526200335 7.9783e-06 deg
node 172.4662607257052 0.00017783 deg
peri 143.1579985184618 0.0001785 deg
M 345.9199115638903 1.2178e-05 deg
tp 2458666.486710358576
(2019-Jul-01.98671036)
5.7067e-05 TDB
period 1687.149611089421
4.62
1.4067e-05
3.851e-08
d
yr
n .2133776386123469 1.7791e-09 deg/d
Q 3.39364288010673 1.8863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      6554 days (17.94 yr)  
   first obs. used      2001-11-20  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50923  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:54:08  

Additional Information
 Earth MOID = 1.13927 au 
 Jupiter MOID = 1.91258 au 
 T_jup = 3.299 
[ 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 16.5   n/a MPO440132  
diameter diameter 2.329 km 0.574 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.108   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214394 (2005 NR2)          Discovered 2005-Jul-02 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2005 NR2 = 2001 WK68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-12 19:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin