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 ]  
215981 (2005 RR26)
Classification: Main-belt Asteroid          SPK-ID: 2215981
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020718753656215 1.279e-07  
a 2.973305705390979 2.2092e-08 au
q 2.372484245467322 3.9406e-07 au
i 2.876217004023817 6.8021e-06 deg
node 162.5459510207634 8.1494e-05 deg
peri 187.4849130483942 8.3083e-05 deg
M 321.1920561913328 1.3121e-05 deg
tp 2459202.371916096549
(2020-Dec-18.87191610)
6.9425e-05 TDB
period 1872.654994375848
5.13
2.0871e-05
5.714e-08
d
yr
n .1922404292735125 2.1425e-09 deg/d
Q 3.574127165314636 2.6556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      304  
   data-arc span      7324 days (20.05 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:38:49  

Additional Information
 Earth MOID = 1.36649 au 
 Jupiter MOID = 1.85963 au 
 T_jup = 3.229 
[ 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 16.4   n/a MPO437032  
diameter diameter 2.871 km 0.580 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215981 (2005 RR26)          Discovered 2005-Sep-08 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2005 RR26 = 2000 TZ43 = 2004 KE18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-27 02:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin