Swift BAT 157-Month Hard X-ray Survey » SWIFT J1820.4-1433

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General Information:

Swift Name:	SWIFT J1820.4-1433
RA:	275.3280 (J2000)
Dec:	-14.6241 (J2000)
S/N:	0.23
Counterpart Name:	AX J1820.5-1434
Ctpt RA:	275.1255 (J2000)
Ctpt Dec:	-14.5731 (J2000)
Flux:	6.41 (3.17, 9.75) × 10^-12 ergs s^-1 cm^-2, (14-195 keV)
Gamma:	1.63 (1.00, 2.45)
Chi²_{r_:}	3.45
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 J1820.4-1433

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1820.4-1433

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1820.4-1433

BAT Spectrum for SWIFT J1820.4-1433

SWIFT_J1820.4-1433.pha

BAT Hard X-ray Transient Source Page:

http://swift.gsfc.nasa.gov/docs/swift/results/transients/weak/AXJ1820.5-1434/

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