SDSSJ1430+2303

The optical, UV and X-ray light curves of SDSSJ1430+2303 (Jiang et al 2022)

General information

• Name of the source: SDSSJ1430+2303 (a.k.a. The Tick-Tock Source)
• Brief description of the source:

- Object type : Seyfert 1 Galaxy

- Distance (pc) : ~339 Mpc (z=0.08105)

- Other relevant information: Rapidly decaying orbital period of binary SMBH system at center

- RA: 14 30 16.04 (hh mm ss), Dec: +23 03 44.50 (dd mm ss)

- RA, Dec in deg (ICRS): 217.566, 23.062

Data-taking information

• Dates of data-taking (yyyymmdd):

20210809, 20210810, 20210812, 20210813, 20210814, 20210815, 20210829, 20210830, 20210901, 20210902. 

- Date: 20210809 (1.23h duration)

• ZD range (deg): [36, 42]
• AZ range (deg): [181, 226]
• Transmission9km: 0.91-1.03
• Runs: 5580-5584
• Joint observations with MAGIC? : No (5580-5581), Yes (5582-5584)
• Comments: Dark conditions. Huge spike in the trigger rate and decrease HV (23:17).

Data analysis

Analysis April 2022

Coming soon -- Jarred Green