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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04329781765258228 5.3542e-08  
a 2.786753109671369 3.0181e-08 AU
q 2.666092781686051 1.5302e-07 AU
i 18.25731716874579 1.0403e-05 deg
node .9946875234790989 1.7464e-05 deg
peri 262.9645694078602 0.00013158 deg
M 90.42882786533923 0.00013138 deg
tp 2456573.674292085297
(2013-Oct-08.17429209)
0.00062121 JED
period 1699.206530445244
4.65
2.7604e-05
7.558e-08
d
yr
n .2118635925355519 3.4418e-09 deg/d
Q 2.907413437656686 3.1488e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      873  
   data-arc span      8505 days (23.29 yr)  
   first obs. used      1991-09-10  
   last obs. used      2014-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4906  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 04:28:22  

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 13.3 mag n/a MPO319705  

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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