PKS 1551+130 multiwavelength SED

Also known as 1FGL J1553.4+1255, 1FLAT J155332.7+125651, 1OUNYU J155333+1256.8, 2FGL J1553.5+1255, 3FGL J1553.5+1256, 5BZQ J1553+1256, BZQ J1553+1256, CRATES J155333+125655, PKS B1551+130, TXS 1551+130.

• Class: FSRQ
• Redshift: z = 1.309
• Position (ICRS): RA 238.38624°, Dec 12.94770°
• Data: 2,967 points (30 upper limits) from 37 catalogues
• Dated data: 2008–2025 (MJD 54683–60923)
• Undated catalogue values: 97
• Frequency range of detections: log ν = 7.9–24.7 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 16 UVOT and 6 XRT
• Largest catalogues (points): ZTF (1,935), NEOWISE (646), MMDCGR (88), PanSTARRS-LC (85), WISEME (82)

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=238.38624, dec=12.9477, name="PKS 1551+130")

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

Other FSRQs

• 4C +10.45
• 4C +05.64
• PKS 1546+027
• PKS 1502+106
• B2 1604+27
• PKS 1502+036

How to cite

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