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 ]  
19167 (1991 ED2)
Classification: Main-belt Asteroid          SPK-ID: 2019167
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09524857289756006 4.3567e-08  
a 2.266744955614613 8.2299e-09 au
q 2.050840733469578 9.7873e-08 au
i 4.704031060969506 4.7269e-06 deg
node 162.0487838250993 4.4757e-05 deg
peri 344.0712539247177 4.8881e-05 deg
M 95.78981018754618 2.0737e-05 deg
tp 2458268.820045112795
(2018-May-30.32004511)
7.1233e-05 TDB
period 1246.529077838364
3.41
6.7887e-06
1.859e-08
d
yr
n .2888019272075742 1.5728e-09 deg/d
Q 2.482649177759648 9.0138e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1760  
   data-arc span      10456 days (28.63 yr)  
   first obs. used      1991-02-10  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46369  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:17:36  

Additional Information
 Earth MOID = 1.06333 au 
 Jupiter MOID = 2.51311 au 
 T_jup = 3.605 
[ 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 14.1   n/a MPO435877  

19167 (1991 ED2)          Discovered 1991-Mar-09 by Debehogne, H. at La Silla
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 ED2 = 1991 CY2 = 1991 DR2 = 1998 FY50 
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