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 ]  
511777 (2015 EZ)
Classification: Apollo [NEO]          SPK-ID: 2511777
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 84 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2837059849093297 2.2136e-08  
a 1.364712894756307 9.9963e-09 au
q .9775356788310063 2.7469e-08 au
i 13.21821167900252 5.961e-06 deg
node 185.4361095536601 9.5245e-06 deg
peri 65.11362253382669 1.5187e-05 deg
M 292.0960066106633 2.1172e-05 deg
tp 2459506.338143639722
(2021-Oct-18.83814364)
3.5383e-05 TDB
period 582.3182074665648
1.59
6.3981e-06
1.752e-08
d
yr
n .6182186910593385 6.7925e-09 deg/d
Q 1.751890110681607 1.2832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      4834 days (13.23 yr)  
   first obs. used      2007-10-12  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33948  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 18:43:44  

Additional Information
 Earth MOID = .0858402 au 
 Jupiter MOID = 3.31115 au 
 T_jup = 4.769 
[ 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 20.3   n/a MPO339520  
diameter diameter 0.194 km 0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 6.57 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 172-183.]
geometric albedo albedo 0.358   0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

511777 (2015 EZ)          Discovered 2015-Mar-11 by CSS at Catalina
Reference: Last Updated: 2018-02-05

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-23 20:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin