TXS 0506+056 multiwavelength SED

Also known as 1FGL J0509.3+0540, 1FLAT J050926.0+054135, 1OUNYU J050926+0541.6, 2FGL J0509.4+0542, 2FHL J0509.5+0541, 3FGL J0509.4+0541, 5BZB J0509+0541, BZB J0509+0541, CGRaBS J0509+0541, CRATES J050926+054143, IC170922A, IceCube 170922A, MG0509+0541, MGJ0509+0541, PMN J0509+0541.

• Class: BL Lac
• Position (ICRS): RA 77.35819°, Dec 5.69315°
• Data: 6,137 points (52 upper limits) from 48 catalogues
• Dated data: 2008–2025 (MJD 54693–60968)
• Undated catalogue values: 165
• Frequency range of detections: log ν = 7.9–26.2 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 930 UVOT and 454 XRT
• Largest catalogues (points): MMDCNuX (1,389), ASAS-SN (1,292), ZTF (983), SUFST (487), MMDCOUV (465)

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=77.35819, dec=5.69315, name="TXS 0506+056")

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

Other BL Lac objects

• 1H 0506-039
• 1ES 0414+009
• RBS 0589
• 1H 0323+022
• 1ES 0347-121
• 1E 0317.0+1835

How to cite

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