B2 2113+29 multiwavelength SED

Also known as 1FGL J2115.5+2937, 1FLAT J211529.4+293338, 1Jy 2113+293, 1OUNYU J211529+2933.6, 2FGL J2115.3+2932, 3FGL J2115.4+2933, 4FGL J2115.4+2932, 5BZQ J2115+2933, B22113+29B, BZQ J2115+2933, CRATES J211528+293339, TXS 2113+293.

• Class: FSRQ
• Redshift: z = 1.514
• Position (ICRS): RA 318.87256°, Dec 29.56066°
• Data: 3,516 points (23 upper limits) from 34 catalogues
• Dated data: 2007–2024 (MJD 54187–60610)
• Undated catalogue values: 102
• 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: 42 UVOT and 8 XRT
• Largest catalogues (points): ZTF (2,011), NEOWISE (665), ASAS-SN (427), WISEME (180), PanSTARRS-LC (64)

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=318.87256, dec=29.56066, name="B2 2113+29")

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

Other FSRQs

• OX 169
• PKS 2201+171
• B2 2234+28A
• PKS 2223+21
• PKS 2032+107
• PKS 2246+208

How to cite

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