4C +13.46 multiwavelength SED

Also known as 1FLAT J121332.2+130720, 2FGL J1214.6+1309, 3FGL J1213.7+1306, 5BZQ J1213+1307, BZQ J1213+1307, CRATES J121332+130727, DW1211+13, PKS 1210+134, PKS B1210+134, TXS 1210+134.

• Class: FSRQ
• Redshift: z = 1.139
• Position (ICRS): RA 183.38404°, Dec 13.12247°
• Data: 2,725 points (11 upper limits) from 31 catalogues
• Dated data: 2010–2024 (MJD 55225–60613)
• Undated catalogue values: 88
• Frequency range of detections: log ν = 7.9–25.4 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Largest catalogues (points): ZTF (1,610), NEOWISE (570), ASAS-SN (327), WISEME (71), PanSTARRS-LC (52)

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=183.38404, dec=13.12247, name="4C +13.46")

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

Other FSRQs

• TXS 1212+171
• 4C +21.35
• 4C +04.42
• 4C +03.23
• OW 197
• 3C 273

How to cite

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