The Neil Gehrels Swift Observatory

General Information:

Optical image for SWIFT J2021.9+4400

Optical Image
(3 arcmin on a side)

Swift Name:SWIFT J2021.9+4400
RA:305.467 (J2000)
Dec:44.011 (J2000)
S/N:6.43
Counterpart Name:2MASX J20214907+4400399
Ctpt RA:305.4544 (J2000)
Ctpt Dec:44.0110 (J2000)
Flux:14.80 (12.47, 17.03) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:1.70 (1.32, 2.10)
Chi2r:1.10
Redshift:0.0170
Luminosity:42.98 log[ergs s-1] (14-195 keV)
AS:
Class:50
Type:Sy2

BAT 105-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for 1074

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J2021.9+4400

Lightcurve:

BAT 105-Month Spectrum:

BAT Spectrum for SWIFT J2021.9+4400

BAT Spectrum for SWIFT J2021.9+4400


Data last modified: 04 Jan 2018
Page last modified: 10 Sep 2020