PKS 0539-543 multiwavelength SED

Also known as 1FLAT J054045.8-541822, 1OUNYU J054046-5418.3, 3FGL J0540.5-5416, 5BZQ J0540-5418, BZQ J0540-5418, CRATES J054047-541822, WMAP152, WMAP5 J0540-5415.

• Class: FSRQ
• Redshift: z = 1.190
• Position (ICRS): RA 85.19103°, Dec −54.30614°
• Data: 3,873 points (5 upper limits) from 33 catalogues
• Dated data: 2010–2024 (MJD 55203–60448)
• Undated catalogue values: 243
• Frequency range of detections: log ν = 7.9–25.4 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Largest catalogues (points): ASAS-SN (3,118), WISEME (250), NEOWISE (236), PACO (144), GLEAMV2 (19)

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=85.19103, dec=-54.30614, name="PKS 0539-543")

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

Other FSRQs

• PKS 0524-460
• PKS 0514-459
• PKS 0454-46
• PKS 0700-465
• PKS 0601-70
• PKS 0308-611

How to cite

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