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52309 Philnicolai (1991 TQ7)
Classification: Main-belt Asteroid          SPK-ID: 2052309
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04329780693754713 5.998e-08  
a 2.786753121543274 4.1412e-08 AU
q 2.666092822904086 1.8415e-07 AU
i 18.25731917228568 1.0724e-05 deg
node .9946962591323625 1.9497e-05 deg
peri 262.9645884615185 0.00014117 deg
M 90.42879639137443 0.00014461 deg
tp 2456573.674437915489
(2013-Oct-08.17443792)
0.00068091 JED
period 1699.206541303481
4.65
3.7876e-05
1.037e-07
d
yr
n .2118635911817052 4.7226e-09 deg/d
Q 2.907413420182461 4.3205e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      8362 days (22.89 yr)  
   first obs. used      1991-09-10  
   last obs. used      2014-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49149  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:17:18  

Additional Information
 Earth MOID = 1.72203 AU 
 T_jup = 3.256 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO263765  

52309 Philnicolai           Discovered 1991 Oct. 7 by F. Börngen at Tautenburg.
Philipp Nicolai (1556-1608) is the creator of both the words and melodies of the hymns How brightly beams the morning star! and Wake, awake! for night is flying. J. S. Bach took them as a basis for two of his cantatas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1991 TQ7 = 2000 QM188 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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