The Neil Gehrels Swift Observatory

General Information:

BAT image for SWIFT J1654.0+3946

BAT Hard X-ray Image
(5 degrees on a side, red = BAT sig 14-24,
green = BAT sig 24-50, BAT sig 50-100

Optical image for SWIFT J1654.0+3946

Optical Image
(3 arcmin on a side, red = DSS 2 IR,
green = DSS 2 red, blue = DSS 2 blue

Source Number:121
Swift Name:SWIFT J1654.0+3946
ID:Mrk 501
RA deg:253.4676 (J2000)
Dec deg:39.7602 (J2000)
>15 deg:y*
SNR:7.63
fBAT:4.9 x 10-11 ergs/cm2/sec (14-195 keV)
z:0.03366
Log(L[ergs s-1]):44.11 (14-195 keV)
Log(nH[cm-2]):22.40
Reference:
Cmplx:y
Type:BL Lac
Note:
J mag:10.67
fROSAT Rate:4.122 cts/sec

BAT 9-month Lightcurves:

BAT 4-Day Light Curve for Mrk 501

BAT 4-Day Light Curve for Mrk 501

All BAT 9-month Lightcurves:

BAT Spectrum:

Includes the .pha file and the diagonal response matrix.

BAT Hard X-ray Transient Source Page:

Data last updated: 19 Mar 2012