TXS 1308+554 multiwavelength SED

Also known as 1FLAT J131103.2+551354, 3FGL J1310.7+5515, 5BZQ J1311+5513, 6C1308+5529, BZQ J1311+5513, CRATES J131103+551403, ROXA J131103.1+551354.4.

• Class: FSRQ
• Redshift: z = 0.926
• Position (ICRS): RA 197.76338°, Dec 55.23176°
• Data: 4,883 points (34 upper limits) from 30 catalogues
• Dated data: 2009–2024 (MJD 54985–60488)
• Undated catalogue values: 67
• Frequency range of detections: log ν = 7.9–25.4 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 10 UVOT and 2 XRT
• Largest catalogues (points): ZTF (3,676), NEOWISE (928), WISEME (106), PanSTARRS-LC (70), ASAS-SN (31)

Get the data

• The SED as CSV from the MMDC SED API (docs.mmdc.am).
• In Python, with astro-mmdc:

  from astro_mmdc import MMDC
  sed = MMDC().sed.get(ra=197.76338, dec=55.23176, name="TXS 1308+554")

• The interactive SED plot, with time filtering and modeling (needs JavaScript).

Other FSRQs

• 87GB 135720.6+555936
• B3 1330+476
• TXS 1206+549
• TXS 1226+492
• S4 1427+543
• 4C +49.22

How to cite

Sahakyan, N., Vardanyan, V., Giommi, P., et al. 2024, AJ, 168, 289, doi:10.3847/1538-3881/ad8231 (arXiv:2410.01207).