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
JPL Small-Body Database Browser
Search: [ help ]  
11501 (1989 UU3)
Classification: Main-belt Asteroid          SPK-ID: 2011501
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .174006118958605 3.5418e-08  
a 2.26766705175654 7.0145e-09 au
q 1.873079108990082 8.1156e-08 au
i 3.361980914066113 4.4303e-06 deg
node 189.8126067503103 5.559e-05 deg
peri 210.2450805817261 5.6641e-05 deg
M 344.5531796436325 1.1733e-05 deg
tp 2459054.018502987644
(2020-Jul-23.51850299)
4.0772e-05 TDB
period 1247.289774274475
3.41
5.7873e-06
1.584e-08
d
yr
n .2886257928390419 1.3392e-09 deg/d
Q 2.662254994522998 8.2351e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1528  
   data-arc span      13915 days (38.10 yr)  
   first obs. used      1982-09-26  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49996  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:59:10  

Additional Information
 Earth MOID = .881779 au 
 Jupiter MOID = 2.74413 au 
 T_jup = 3.593 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO337355  

11501 (1989 UU3)          Discovered 1989-Oct-29 by Mizuno, Y., Furuta, T. at Kani
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 UU3 = 1982 SJ10 = 1991 GL4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-28 18:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin