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 ]  
9505 Lohengrin (4131 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2009505
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .225960631366298 9.074e-08  
a 3.07023364924866 4.2543e-08 AU
q 2.376481715422379 2.8635e-07 AU
i 3.303995429373665 8.9104e-06 deg
node 50.56257964058329 0.00012198 deg
peri 142.4501225387508 0.00012293 deg
M 27.68434836679566 1.7543e-05 deg
tp 2456649.392029593476
(2013-Dec-22.89202959)
9.5298e-05 JED
period 1964.968386671293
5.38
4.0842e-05
1.118e-07
d
yr
n .1832090543756021 3.808e-09 deg/d
Q 3.76398558307494 5.2156e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      772  
   data-arc span      14784 days (40.48 yr)  
   first obs. used      1973-09-19  
   last obs. used      2014-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59171  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 10:54:49  

Additional Information
 Earth MOID = 1.37747 AU 
 T_jup = 3.189 
[ 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 13.8 mag n/a MPO279616  

9505 Lohengrin           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Lohengrin, the knight of the Holy Grail, was the title character of an opera by Wagner.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20001111/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 4131 T-2 = 1996 YN = 1998 KS45 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-19 01:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin