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 ]  
7585 (1991 PK8)
Classification: Main-belt Asteroid          SPK-ID: 2007585
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1154841048959182 4.9539e-08  
a 3.177676816273492 2.9862e-08 au
q 2.810705653497637 1.5553e-07 au
i 13.04132759564757 5.4942e-06 deg
node 129.6746649418496 2.8039e-05 deg
peri 180.942474456446 4.0008e-05 deg
M 118.5090851628701 2.8215e-05 deg
tp 2456719.397993242261
(2014-Mar-02.89799324)
0.00016219 JED
period 2069.012026342165
5.66
2.9165e-05
7.985e-08
d
yr
n .1739960886725482 2.4527e-09 deg/d
Q 3.544647979049348 3.331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1073  
   data-arc span      12028 days (32.93 yr)  
   first obs. used      1983-01-09  
   last obs. used      2015-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52133  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:04:12  

Additional Information
 Earth MOID = 1.79436 au 
 Jupiter MOID = 1.73101 au 
 T_jup = 3.150 
[ 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 12.2 mag n/a MPO350863  

7585 (1991 PK8)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 PK8 = 1983 AJ2 = 1994 AV 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-12 20:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin