PKS 2143-156 multiwavelength SED

Also known as 1FLAT J214623.0-152543, 2FGL J2146.5-1530, 3FGL J2146.7-1527, 5BZQ J2146-1525, BZQ J2146-1525, CRATES J214622-152546, PKS B2143-156.

• Class: FSRQ
• Redshift: z = 0.698
• Position (ICRS): RA 326.59575°, Dec −15.42886°
• Data: 2,695 points (9 upper limits) from 38 catalogues
• Dated data: 2009–2024 (MJD 55010–60490)
• Undated catalogue values: 234
• Frequency range of detections: log ν = 7.9–25.4 [Hz] (radio, microwave, infrared, optical, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 38 UVOT and 6 XRT
• Largest catalogues (points): ASAS-SN (1,076), ZTF (613), NEOWISE (558), PACO (142), PanSTARRS-LC (95)

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=326.59575, dec=-15.42886, name="PKS 2143-156")

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

Other FSRQs

• PKS 2227-08
• 3C 446
• PKS 2216-03
• PKS 2243-123
• PKS 2149-306
• OX 057

How to cite

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