PKS 2227-08 multiwavelength SED

Also known as 1FGL J2229.7-0832, 1FLAT J222940.1-083254, 1OUNYU J222940-0832.9, 2FGL J2229.7-0832, 3FGL J2229.7-0833, 5BZQ J2229-0832, BZQ J2229-0832, CRATES J222940-083254, PKS 2227-088, PKS B2227-088, SDSS J222940.08-083254.4, TXS 2227-088, WMAP24, WMAP5 J2229-0833.

• Class: FSRQ
• Redshift: z = 1.560
• Position (ICRS): RA 337.41702°, Dec −8.54845°
• Data: 3,015 points (35 upper limits) from 42 catalogues
• Dated data: 2005–2024 (MJD 53480–60489)
• Undated catalogue values: 172
• 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: 56 UVOT and 42 XRT
• Largest catalogues (points): ASAS-SN (937), ZTF (716), NEOWISE (574), MMDCGR (159), SMARTS (113)

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=337.41702, dec=-8.54845, name="PKS 2227-08")

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

Other FSRQs

• 3C 446
• PKS 2243-123
• PKS 2216-03
• PKS B2224+006
• PKS 2143-156
• PKS 2320-035

How to cite

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