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 ]  
452161 (2015 RY56)
Classification: Main-belt Asteroid          SPK-ID: 2452161
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01809928042927164 8.3126e-08  
a 2.788607602276657 5.0088e-08 au
q 2.738135811275853 2.1685e-07 au
i 4.126795652992945 9.0815e-06 deg
node 190.0629883071572 8.2718e-05 deg
peri 57.14305183718457 0.00034115 deg
M 34.18159044662147 0.0003252 deg
tp 2458439.001198811452
(2018-Nov-16.50119881)
0.0015393 TDB
period 1700.902961746877
4.66
4.5826e-05
1.255e-07
d
yr
n .2116522859306856 5.7024e-09 deg/d
Q 2.839079393277461 5.0994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      6555 days (17.95 yr)  
   first obs. used      2001-09-12  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60501  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:56:42  

Additional Information
 Earth MOID = 1.72704 au 
 Jupiter MOID = 2.13499 au 
 T_jup = 3.326 
[ 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 16.9   n/a MPO450472  
diameter diameter 3.560 km 0.999 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452161 (2015 RY56)          Discovered 2006-Sep-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 RY56 = 2010 KC76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-15 19:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin