Swift BAT 157-Month Hard X-ray Survey » SWIFT J1855.5-0237

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General Information:

Swift Name:	SWIFT J1855.5-0237
RA:	283.8761 (J2000)
Dec:	-2.6033 (J2000)
S/N:	125.82
Counterpart Name:	XTE J1855-026
Ctpt RA:	283.8767 (J2000)
Ctpt Dec:	-2.6046 (J2000)
Flux:	207.89 (205.31, 210.48) × 10^-12 ergs s^-1 cm^-2, (14-195 keV)
Gamma:	2.56 (2.54, 2.58)
Chi²_{r_:}	81.25
Redshift:	NA
Luminosity:	NA log[ergs s^-1] (14-195 keV)
AS:	1
Class:	13
Type:	HMXB

SIMBAD
NED

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1855.5-0237

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1855.5-0237

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1855.5-0237

BAT Spectrum for SWIFT J1855.5-0237

SWIFT_J1855.5-0237.pha

BAT Hard X-ray Transient Source Page:

http://swift.gsfc.nasa.gov/docs/swift/results/transients/weak/XTEJ1855-026/

Data last modified: 15 Sep 2025
Page last modified: 03 Jun 2025