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 ]  
187173 (2005 SR26)
Classification: Main-belt Asteroid          SPK-ID: 2187173
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035828631422884 5.6965e-08  
a 2.740611258739194 1.3163e-08 au
q 2.182669771925078 1.5478e-07 au
i 4.046414802533941 5.7541e-06 deg
node 36.80732611390334 7.3872e-05 deg
peri 350.2253537944868 7.5506e-05 deg
M 113.6041231389036 1.4863e-05 deg
tp 2458677.548785064585
(2019-Jul-13.04878506)
6.6905e-05 TDB
period 1657.1796179137
4.54
1.1939e-05
3.269e-08
d
yr
n .2172365603031134 1.5651e-09 deg/d
Q 3.29855274555331 1.5843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      7018 days (19.21 yr)  
   first obs. used      2001-12-18  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50908  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:18  

Additional Information
 Earth MOID = 1.18618 au 
 Jupiter MOID = 2.15354 au 
 T_jup = 3.316 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO527407  

187173 (2005 SR26)          Discovered 2005-Sep-23 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 19:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin