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 ]  
452162 (2015 RY57)
Classification: Main-belt Asteroid          SPK-ID: 2452162
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06038112398127699 3.0164e-07  
a 2.662664462167599 9.7565e-08 au
q 2.501889789156917 7.2731e-07 au
i 11.06769684254466 1.983e-05 deg
node .1215857299174295 3.0804e-05 deg
peri 215.1442415173333 0.00014449 deg
M 81.56759916791387 0.00013089 deg
tp 2458240.926010536924
(2018-May-02.42601054)
0.00058605 TDB
period 1586.985978834933
4.34
8.7225e-05
2.388e-07
d
yr
n .2268451043684014 1.2468e-08 deg/d
Q 2.823439135178281 1.0346e-07 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      3858 days (10.56 yr)  
   first obs. used      2009-03-03  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:47:47  

Additional Information
 Earth MOID = 1.50561 au 
 Jupiter MOID = 2.15975 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457443.5 (2016-Feb-25.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05970635193832122 3.0025e-07  
q 2.504065701519139 7.2204e-07 au
tp 2456657.502792822544
(2013-Dec-31.00279282)
0.00065904 TDB
node .1826738129780868 3.0766e-05 deg
peri 216.0307908894195 0.00015034 deg
i 11.07510704530303 1.9839e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      3858 days (10.56 yr)  
   first obs. used      2009-03-03  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:47:47  

Additional Information
 Jupiter MOID = 2.15975 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.0151307255136E-14 -2.162997006305386E-13 -1.5146410592476E-10 -6.223483973288746E-14 -3.474763879527119E-11 3.253456110006529E-13
q -2.162997006305386E-13 5.213375602995931E-13 3.664913787910111E-10 1.432131736516538E-13 8.426219086043379E-11 -7.727610873002891E-13
tp -1.5146410592476E-10 3.664913787910111E-10 4.343311177708226E-7 8.683843048632631E-11 9.68853126783502E-8 -7.156715875781178E-10
node -6.223483973288746E-14 1.432131736516538E-13 8.683843048632631E-11 9.465746058701846E-10 -9.081800686601313E-10 -5.335267388838166E-11
peri -3.474763879527119E-11 8.426219086043379E-11 9.68853126783502E-8 -9.081800686601313E-10 2.260206190958495E-8 -1.08078275577534E-10
i 3.253456110006529E-13 -7.727610873002891E-13 -7.156715875781178E-10 -5.335267388838166E-11 -1.08078275577534E-10 3.935983038386873E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO350650  
diameter diameter 3.013 km 0.688 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.026   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452162 (2015 RY57)          Discovered 2009-Mar-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 RY57 = 2010 HL28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-19 19:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin