2S 1553-542 History from Jan 24, 2015 to May 2, 2015

2S 1553-542 Short Frequency History

2S 1553-542 Full History

2S 1553-542 Full History

Fits Version of Full History: 2S 1553-542


2S 1553-542

The parameters below are used for this source in the GBM epoch-folding monitor

Source Monitor Parameters
RA
239.4542 deg
Decl
-54.4150 deg
Orbital Parameters
Orbital Period
31.345000 days
Period Deriv.
0.0000E+00 days/day
Tπ/2
2457089.42720 (JED)
axsin(i)
201.490 light-sec
Long. of periastron
164.80 deg
Eccentricity
0.0377

Notes:

Preliminary orbit from GBM and BAT data, by P. Jenke


Modification date: 14 Dec, 2018

Author Valerie Connaughton
Responsible Manager Stephen Elrod
Site Curator Valerie Connaughton