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 ]  
52456 (1995 AY3)
Classification: Main-belt Asteroid          SPK-ID: 2052456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1716037357922698 5.4249e-08  
a 2.577656780734977 1.3883e-08 au
q 2.135321247570579 1.4248e-07 au
i 6.964578355597252 3.6123e-06 deg
node 87.34372099042012 4.4512e-05 deg
peri 57.01050365130889 4.6741e-05 deg
M 282.7619800834334 1.2593e-05 deg
tp 2458924.813250076442
(2020-Mar-16.31325008)
5.2823e-05 TDB
period 1511.597140289676
4.14
1.2212e-05
3.343e-08
d
yr
n .238158693480335 1.9241e-09 deg/d
Q 3.019992313899374 1.6266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      999  
   data-arc span      9105 days (24.93 yr)  
   first obs. used      1995-01-02  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57725  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:01:43  

Additional Information
 Earth MOID = 1.15782 au 
 Jupiter MOID = 2.02763 au 
 T_jup = 3.395 
[ 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 MPO468403  
diameter diameter 4.973 km 1.596 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.078   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

52456 (1995 AY3)          Discovered 1995-Jan-02 by Elst, E. W. at Caussols
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 AY3 = 2000 KA55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-22 12:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin