B2 1348+30B multiwavelength SED

Also known as 1FGL J1351.0+3035, 1FLAT J135052.7+303453, 1OUNYU J135053+3034.8, 3FGL J1350.8+3035, 5BZQ J1350+3034, BZQ J1350+3034, CRATES J135052+303446, TEX 1348+308.

• Class: FSRQ
• Redshift: z = 0.712
• Position (ICRS): RA 207.71973°, Dec 30.58155°
• Data: 4,182 points (19 upper limits) from 36 catalogues
• Dated data: 2009–2024 (MJD 55010–60486)
• Undated catalogue values: 78
• 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: 148 UVOT and 30 XRT
• Largest catalogues (points): ZTF (2,967), NEOWISE (722), ASAS-SN (119), WISEME (102), PanSTARRS-LC (85)

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=207.71973, dec=30.58155, name="B2 1348+30B")

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

Other FSRQs

• OQ 334
• S4 1315+34
• 87GB 135731.7+402612
• 5C 12.291
• B2 1436+37B
• PKS B1434+235

How to cite

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