PKS 0149+21 multiwavelength SED

Also known as 1FLAT J015218.1+220708, 1Jy 0149+218, 1OUNYU J015218+2207.1, 3FGL J0151.6+2205, 5BZQ J0152+2207, BZQ J0152+2207, CRATES J015217+220658, PKS 0149+218, PKS B0149+218, WMAP5 J0152+2208.

• Class: FSRQ
• Redshift: z = 1.321
• Position (ICRS): RA 28.07525°, Dec 22.11881°
• Data: 2,295 points (6 upper limits) from 40 catalogues
• Dated data: 2007–2024 (MJD 54160–60609)
• Undated catalogue values: 118
• 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: 20 UVOT and 16 XRT
• Largest catalogues (points): ZTF (1,305), NEOWISE (550), WISEME (110), PanSTARRS-LC (88), ASAS-SN (35)

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=28.07525, dec=22.11881, name="PKS 0149+21")

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

Other FSRQs

• TXS 0222+185
• B2 0202+31
• 4C +28.07
• PKS 0119+11
• 4C +13.14
• 4C +31.03

How to cite

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