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 ]  
266927 (2010 EG128)
Classification: Main-belt Asteroid          SPK-ID: 2266927
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1340489606122905 5.7285e-08  
a 3.166585185810713 7.2695e-08 au
q 2.742107732962511 1.6574e-07 au
i 2.131452197215702 1.1167e-05 deg
node 331.515917474235 0.00016022 deg
peri 258.498372611493 0.00016541 deg
M 259.6385628379616 4.1503e-05 deg
tp 2459574.285489770199
(2021-Dec-25.78548977)
0.00024163 TDB
period 2058.18870433039
5.64
7.0874e-05
1.94e-07
d
yr
n .1749110755697798 6.0231e-09 deg/d
Q 3.591062638658916 8.2439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      5326 days (14.58 yr)  
   first obs. used      2004-03-17  
   last obs. used      2018-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66202  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:21:41  

Additional Information
 Earth MOID = 1.73285 au 
 Jupiter MOID = 1.416 au 
 T_jup = 3.188 
[ 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 MPO427481  
diameter diameter 2.845 km 0.449 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266927 (2010 EG128)          Discovered 2010-Mar-12 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2010 EG128 = 2008 YG74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-02 12:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin