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 ]  
434502 (2005 SR77)
Classification: Main-belt Asteroid          SPK-ID: 2434502
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2162576164561877 8.8133e-08  
a 3.19437969053852 5.3559e-08 au
q 2.503570752606605 2.971e-07 au
i 8.447938291436342 8.5227e-06 deg
node 19.51722825982236 6.4199e-05 deg
peri 292.451946922721 6.7964e-05 deg
M 172.2605798125584 1.9542e-05 deg
tp 2457602.658333192472
(2016-Aug-02.15833319)
0.00010797 TDB
period 2085.346516548305
5.71
5.2446e-05
1.436e-07
d
yr
n .1726331797345014 4.3417e-09 deg/d
Q 3.885188628470434 6.5141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      4854 days (13.29 yr)  
   first obs. used      2005-09-24  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61745  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:45:42  

Additional Information
 Earth MOID = 1.50437 au 
 Jupiter MOID = 1.53516 au 
 T_jup = 3.142 
[ 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 16.1   n/a MPO428052  

434502 (2005 SR77)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2005 SR77 = 2011 SK183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin