PKS 0139-09 multiwavelength SED

Also known as 1FGL J0141.7-0929, 1FLAT J014125.7-092842, 1Jy 0138-097, 1OUNYU J014126-0928.7, 2FGL J0141.5-0928, 2FHL J0141.3-0927, 3FGL J0141.4-0929, 4FGL J0141.4-0928, 5BZB J0141-0928, BZB J0141-0928, CRATES J014125-092848, H B890138-097, PKS 0138-097, PKS B0138-097, ROXA J014125.8-092843.6, SDSS J014125.83-092843.7, TXS 0138-097.

• Class: BL Lac
• Redshift: z = 0.730
• Position (ICRS): RA 25.35763°, Dec −9.47880°
• Data: 2,632 points (5 upper limits) from 46 catalogues
• Dated data: 2008–2025 (MJD 54796–60968)
• Undated catalogue values: 250
• Frequency range of detections: log ν = 7.9–26.2 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 52 UVOT and 24 XRT
• Largest catalogues (points): ASAS-SN (1,037), ZTF (890), MMDCGR (157), WISEME (108), PanSTARRS-LC (89)

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=25.35763, dec=-9.4788, name="PKS 0139-09")

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

Other BL Lac objects

• PKS 0130-083
• PKS 0159-062
• TXS 0053-098
• MS 0158.5+0019
• UGC 773
• TXS 0159+085

How to cite

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