General Information:
| Swift Name: | SWIFT J1240.2+3457B |
| RA: | 190.2692 (J2000) |
| Dec: | 35.0273 (J2000) |
| S/N: | 4.02 |
| Counterpart Name: | NGC 4619 |
| Ctpt RA: | 190.4356 (J2000) |
| Ctpt Dec: | 35.0628 (J2000) |
| Flux: | 6.17 (3.43, 9.34) × 10-12 ergs s-1 cm-2, (14-195 keV) |
| Gamma: | 1.46 (0.81, 2.11) |
| Chi2r: | 0.49 |
| Redshift: | 0.0231 |
| Luminosity: | 42.89 log[ergs s-1] (14-195 keV) |
| AS: | 1 |
| Class: | 5 |
| Type: | Sy1.9 |
BAT 157-Month Lightcurve:
Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1240.2+3457B
Lightcurve:
Data last modified: 15 Sep 2025
Page last modified: 03 Jun 2025
- Curator: J.D. Myers
- NASA Official: Phil Newman
- Swift PI: Brad Cenko
- PAO Contact: Francis Reddy
- › Privacy Policy and Important Notices
- › Contact NASA
- › Questions/Comments/Feedback
- › Page Last Updated: Tue, Jun 03, 2025