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 ]  
277090 (2005 EG223)
Classification: Main-belt Asteroid          SPK-ID: 2277090
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1523598395929346 4.231e-08  
a 3.150321618654056 4.9896e-08 au
q 2.67033912216977 1.4889e-07 au
i 13.15733990588249 5.1872e-06 deg
node 97.4701684900719 2.6365e-05 deg
peri 24.49280011894042 3.4603e-05 deg
M 310.4633009806406 2.4117e-05 deg
tp 2459281.531712258059
(2021-Mar-08.03171226)
0.00014018 TDB
period 2042.352809446636
5.59
4.8521e-05
1.328e-07
d
yr
n .1762672924750646 4.1877e-09 deg/d
Q 3.630304115138343 5.7498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      5415 days (14.83 yr)  
   first obs. used      2005-03-10  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59647  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 04:39:42  

Additional Information
 Earth MOID = 1.69239 au 
 Jupiter MOID = 1.52954 au 
 T_jup = 3.149 
[ 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 15.5   n/a MPO418473  

277090 (2005 EG223)          Discovered 2005-Mar-10 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 EG223 = 2010 HL26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 12:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin