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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .226270713922846 6.622e-08  
a 3.07137929278601 3.0179e-08 au
q 2.376416107479474 1.9371e-07 au
i 3.303795949303999 6.4939e-06 deg
node 50.54267741750093 9.6241e-05 deg
peri 142.58019856 9.6935e-05 deg
M 174.0341990162892 1.268e-05 deg
tp 2456650.046875370150
(2013-Dec-23.54687537)
6.7744e-05 JED
period 1966.06831761107
5.38
2.8978e-05
7.934e-08
d
yr
n .1831065567637185 2.6988e-09 deg/d
Q 3.766342478092545 3.7008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      916  
   data-arc span      15327 days (41.96 yr)  
   first obs. used      1973-09-19  
   last obs. used      2015-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5512  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:39:25  

Additional Information
 Earth MOID = 1.3764 au 
 Jupiter MOID = 1.19141 au 
 T_jup = 3.188 
[ 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 13.9 mag n/a MPO347601  

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 ]
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