5C 12.291 multiwavelength SED

Also known as 1FGL J1308.5+3550, 1FLAT J130823.7+354637, 2FGL J1308.5+3547, 3FGL J1308.7+3545, 5BZQ J1308+3546, BZQ J1308+3546, BZU J1308+3546, CRATES J130823+354649, TEX 1305+360.

• Class: FSRQ
• Redshift: z = 1.055
• Position (ICRS): RA 197.09879°, Dec 35.77699°
• Data: 2,805 points (16 upper limits) from 35 catalogues
• Dated data: 2010–2024 (MJD 55223–60488)
• Undated catalogue values: 75
• Frequency range of detections: log ν = 8.2–25.4 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 26 UVOT and 2 XRT
• Largest catalogues (points): ZTF (1,745), NEOWISE (701), WISEME (102), ASAS-SN (92), PanSTARRS-LC (61)

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=197.09879, dec=35.77699, name="5C 12.291")

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

Other FSRQs

• S4 1315+34
• B2 1348+30B
• 87GB 135731.7+402612
• B3 1330+476
• TXS 1226+492
• OQ 334

How to cite

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