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 ]  
117820 (2005 JY4)
Classification: Main-belt Asteroid          SPK-ID: 2117820
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007561326140429916 9.0748e-08  
a 2.994779124756927 2.5369e-08 au
q 2.972134623076089 2.7521e-07 au
i 9.576081038356694 1.0303e-05 deg
node 178.9072090986397 2.9238e-05 deg
peri 352.0554865735138 0.00041584 deg
M 24.72232595306422 0.00041289 deg
tp 2458870.503263410039
(2020-Jan-22.00326341)
0.0021713 TDB
period 1892.978244087326
5.18
2.4054e-05
6.586e-08
d
yr
n .1901765121307927 2.4165e-09 deg/d
Q 3.017423626437766 2.5561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      7276 days (19.92 yr)  
   first obs. used      2000-05-27  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60054  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:14:57  

Additional Information
 Earth MOID = 1.97497 au 
 Jupiter MOID = 1.93911 au 
 T_jup = 3.234 
[ 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 15.0   n/a MPO254009  
diameter diameter 5.341 km 0.469 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117820 (2005 JY4)          Discovered 2005-May-04 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 JY4 = 2004 CL53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-14 21:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin