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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04329781621323013 5.3445e-08  
a 2.786753111162369 2.9982e-08 AU
q 2.666092787123613 1.5252e-07 AU
i 18.25731643634015 1.0372e-05 deg
node .9946866314820703 1.7395e-05 deg
peri 262.9645716377843 0.00013135 deg
M 90.42882598616099 0.00013105 deg
tp 2456573.674300612504
(2013-Oct-08.17430061)
0.00061972 JED
period 1699.206531808936
4.65
2.7422e-05
7.508e-08
d
yr
n .2118635923655215 3.4191e-09 deg/d
Q 2.907413435201124 3.128e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      889  
   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      .49453  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:38:55  

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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