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 ]  
212726 (2007 RD145)
Classification: Main-belt Asteroid          SPK-ID: 2212726
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16796492440484 5.6945e-08  
a 2.238538026648973 1.0435e-08 au
q 1.862542156225518 1.3017e-07 au
i 3.801233424028971 5.9267e-06 deg
node 205.6184149339231 6.1449e-05 deg
peri 184.2275379780405 6.2755e-05 deg
M 325.0565858912553 1.3663e-05 deg
tp 2459319.242988642941
(2021-Apr-14.74298864)
4.6753e-05 TDB
period 1223.334267751505
3.35
8.5539e-06
2.342e-08
d
yr
n .2942777043773016 2.0577e-09 deg/d
Q 2.614533897072427 1.2188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      8295 days (22.71 yr)  
   first obs. used      1997-09-30  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:39:48  

Additional Information
 Earth MOID = .866538 au 
 Jupiter MOID = 2.82247 au 
 T_jup = 3.615 
[ 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 17.36   n/a E2021B55  

212726 (2007 RD145)          Discovered 2007-Sep-14 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2007 RD145 = 1997 SM25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-13 10:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin