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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2029235281103103 1.2977e-07  
a 2.970224375489055 3.1784e-08 au
q 2.367495965935573 4.0056e-07 au
i 2.875803889317324 1.0143e-05 deg
node 162.6540361047606 0.00010454 deg
peri 187.7541149016747 0.00010613 deg
M 243.9553077393855 1.9115e-05 deg
tp 2459203.205415893573
(2020-Dec-19.70541589)		 0.00010667 TDB
period 1869.744712101126
5.12		 3.0012e-05
8.217e-08		 d
yr
n .1925396540340793 3.0905e-09 deg/d
Q 3.572952785042537 3.8233e-08 au
   Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2000-10-01  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55039  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:22:19  

Additional Information
 Earth MOID = 1.3607 au 
 Jupiter MOID = 1.85818 au 
 T_jup = 3.230 
[ 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 ]
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