OL 220 multiwavelength SED

Also known as 1OUNYU J101447+2301.2, 5BZQ J1014+2301, BZQ J1014+2301, CRATES J101446+230101, PKS 1011+23, PKS 1012+232, PKS B1012+232, WMAP119, WMAP5 J1014+2306.

• Class: FSRQ
• Redshift: z = 0.566
• Position (ICRS): RA 153.69611°, Dec 23.02127°
• Data: 3,616 points (7 upper limits) from 40 catalogues
• Dated data: 2010–2024 (MJD 55242–60457)
• Undated catalogue values: 106
• Frequency range of detections: log ν = 7.9–25.4 [Hz] (radio, microwave, infrared, optical, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 48 UVOT and 4 XRT
• Largest catalogues (points): ASAS-SN (2,142), ZTF (1,145), WISEME (74), PanSTARRS-LC (68), MMDCOUV (24)

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=153.69611, dec=23.02127, name="OL 220")

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

Other FSRQs

• OK 290
• OL 282
• OL 318
• B2 0920+28
• OM 235
• 4C +06.41

How to cite

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