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15388 Coelum (1997 ST17)
Classification: Main-belt Asteroid          SPK-ID: 2015388
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2062836011699136 5.4618e-08  
a 2.38675722607494 8.5467e-09 au
q 1.894408350361888 1.3207e-07 au
i 2.686174188272588 5.4699e-06 deg
node 160.3813352854315 7.1172e-05 deg
peri 178.0920025454816 7.1844e-05 deg
M 76.59797690628609 8.0207e-06 deg
tp 2458713.933384474884
(2019-Aug-18.43338447)
3.047e-05 TDB
period 1346.823842557327
3.69
7.2343e-06
1.981e-08
d
yr
n .2672955353362604 1.4357e-09 deg/d
Q 2.879106101787993 1.031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      13712 days (37.54 yr)  
   first obs. used      1982-07-20  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55367  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:17:30  

Additional Information
 Earth MOID = .885402 au 
 Jupiter MOID = 2.51212 au 
 T_jup = 3.504 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO502287  

15388 Coelum           Discovered 1997 Sept. 27 at Osservatorio San Vittore.
Coelum was one of the most renowned Italian astronomical magazines. Established in 1931 by Guido Horn d´Arturo, it was edited by the department of astronomy of the University of Bologna and had more than 4000 subscribers. The magazine ceased publications in 1986. The citation was prepared by F. Bonoli.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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