Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
11979 (1995 SS5)
Classification: Main-belt Asteroid          SPK-ID: 2011979
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1696416393280437 6.4462e-08  
a 2.559218925301621 2.3446e-08 AU
q 2.1250688314141 1.6978e-07 AU
i 13.37893559177248 1.2464e-05 deg
node 207.5156321684964 2.7897e-05 deg
peri 91.99517475051589 5.0198e-05 deg
M 318.4599817913154 4.5057e-05 deg
tp 2457173.053497586744
(2015-May-30.55349759)
0.00018819 JED
period 1495.40760476221
4.09
2.055e-05
5.626e-08
d
yr
n .2407370397566253 3.3082e-09 deg/d
Q 2.993369019189143 2.7423e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      8259 days (22.61 yr)  
   first obs. used      1991-11-13  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52095  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:27:23  

Additional Information
 Earth MOID = 1.16199 AU 
 T_jup = 3.378 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO299049  

11979 (1995 SS5)          Discovered 1995-Sep-25 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 SS5 = 1995 UZ7 = 1998 HK99 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Sep-21 18:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin