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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
(2011 YL28)
Classification: Apollo [NEO]          SPK-ID: 3591724
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3578954091075446 0.00037086  
a 1.419380674005674 0.00068328 au
q .9113908470030706 8.7672e-05 au
i 4.42075731695712 0.0043288 deg
node 98.83571275338839 0.0090983 deg
peri 47.03711871341401 0.009359 deg
M 96.78717584951511 1.1708 deg
tp 2458434.441131116986
(2018-Nov-11.94113112)
1.8888 TDB
period 617.6561333996646
1.69
0.446
0.001221
d
yr
n .5828485795462118 0.00042087 deg/d
Q 1.927370501008276 0.00092783 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      6 days  
   first obs. used      2011-12-28  
   last obs. used      2012-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .41922  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:51:39  

Additional Information
 Earth MOID = .00425944 au 
 Jupiter MOID = 3.09086 au 
 T_jup = 4.638 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.0   n/a MPO224731  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-22 07:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin