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 ]  
5190 (1990 UR2)
Classification: Main-belt Asteroid          SPK-ID: 2005190
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2092554763734661 7.7621e-08  
a 3.143758128642382 2.9846e-08 AU
q 2.485909523830364 2.4341e-07 AU
i 14.09600988520039 9.9637e-06 deg
node 312.068266143681 3.4081e-05 deg
peri 148.485611967337 4.6427e-05 deg
M 45.22338506786926 2.6967e-05 deg
tp 2456544.739965877138
(2013-Sep-09.23996588)
0.00015203 JED
period 2035.97347138102
5.57
2.8994e-05
7.938e-08
d
yr
n .1768195927208268 2.518e-09 deg/d
Q 3.8016067334544 3.6092e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      768  
   data-arc span      16480 days (45.12 yr)  
   first obs. used      1969-01-15  
   last obs. used      2014-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53722  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 10:46:11  

Additional Information
 Earth MOID = 1.51361 AU 
 T_jup = 3.130 
[ 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 11.9 mag n/a MPO256902  

5190 (1990 UR2)          Discovered 1990-Oct-16 by Ueda and Kaneda at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1990 UR2 = 1969 AN = 1986 AN1 = 1989 PS 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-16 16:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin