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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
85071 (1189 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085071
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167896370337865 4.2311e-08  
a 2.378090822857373 9.419e-09 au
q 1.978818005365833 1.0119e-07 au
i 5.195689235121649 6.068e-06 deg
node 346.1845043683828 3.9285e-05 deg
peri 47.33508757275428 4.3976e-05 deg
M 346.8804453686866 1.7813e-05 deg
tp 2459445.315492341615
(2021-Aug-18.81549234)
6.6355e-05 TDB
period 1339.494955189823
3.67
7.958e-06
2.179e-08
d
yr
n .2687580110736466 1.5967e-09 deg/d
Q 2.777363640348912 1.1e-08 au
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      16640 days (45.56 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52154  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:31  

Additional Information
 Earth MOID = .988201 au 
 Jupiter MOID = 2.67895 au 
 T_jup = 3.515 
[ 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 16.47   n/a MPO637168  

85071 (1189 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1189 T-2 = 1999 XO183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-26 10:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin