OX 169 multiwavelength SED

Also known as 1FGL J2143.4+1742, 1FLAT J214335.4+174349, 1OUNYU J214336+1743.8, 2FGL J2143.5+1743, 3FGL J2143.5+1744, 5BZQ J2143+1743, BZQ J2143+1743, CRATES J214335+174354, S32141+17, TXS 2141+175, WMAP44, WMAP5 J0738+1743.

• Class: FSRQ
• Redshift: z = 0.210
• Position (ICRS): RA 325.89810°, Dec 17.73022°
• Data: 5,087 points (4 upper limits) from 41 catalogues
• Dated data: 2007–2025 (MJD 54209–60969)
• Undated catalogue values: 244
• 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: 40 UVOT and 90 XRT
• Largest catalogues (points): ASAS-SN (2,218), ZTF (1,898), MMDCGR (225), WISEME (144), MMDCXRT_ORBIT (125)

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=325.8981, dec=17.73022, name="OX 169")

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

Other FSRQs

• PKS 2201+171
• PKS 2223+21
• PKS 2145+06
• CTA 102
• B2 2113+29
• PKS 2246+208

How to cite

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