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 ]  
212715 (2007 RO92)
Classification: Main-belt Asteroid          SPK-ID: 2212715
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1155118347010012 7.1745e-08  
a 2.315586624061613 1.5238e-08 au
q 2.048108964707159 1.7103e-07 au
i 4.837200939784413 7.7012e-06 deg
node 1.812121925446531 5.4154e-05 deg
peri 46.55165869027597 6.2468e-05 deg
M 237.5388136699823 3.59e-05 deg
tp 2459638.310261773371
(2022-Feb-27.81026177)
0.00013154 TDB
period 1287.033867315883
3.52
1.2704e-05
3.478e-08
d
yr
n .2797129190941821 2.761e-09 deg/d
Q 2.583064283416067 1.6998e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      9777 days (26.77 yr)  
   first obs. used      1993-09-16  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55811  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:39:46  

Additional Information
 Earth MOID = 1.06013 au 
 Jupiter MOID = 2.75326 au 
 T_jup = 3.568 
[ 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 17.38   n/a E2021B55  

212715 (2007 RO92)          Discovered 2007-Sep-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2007 RO92 = 2005 AJ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-15 18:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin