TXS 1700+685 multiwavelength SED

Also known as 1FGL J1700.1+6830, 1OUNYU J170009+6830.1, 2FGL J1700.2+6831, 3FGL J1700.1+6829, 5BZQ J1700+6830, 7C1700+6834, BZQ J1700+6830, CRATES J170009+683004, WMAP5 J1659+6827.

• Class: FSRQ
• Redshift: z = 0.301
• Position (ICRS): RA 255.03872°, Dec 68.50193°
• Data: 7,063 points (2 upper limits) from 34 catalogues
• Dated data: 2008–2025 (MJD 54795–60969)
• Undated catalogue values: 173
• Frequency range of detections: log ν = 8.2–26.2 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 108 UVOT and 36 XRT
• Largest catalogues (points): ZTF (3,150), ASAS-SN (1,929), WISEME (1,138), MMDCGR (473), PanSTARRS-LC (83)

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=255.03872, dec=68.50193, name="TXS 1700+685")

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

Other FSRQs

• S4 1716+68
• TXS 1645+635
• S4 1842+68
• S4 1849+67
• OS 562
• TXS 1623+578

How to cite

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