KUV 00311-1938 multiwavelength SED

Also known as 1FGL J0033.5-1921, 1FLAT J003334.4-192132, 1OUNYU J003334-1921.5, 2FGL J0033.5-1921, 2FHL J0033.6-1921, 2WHSP J003334.3-192132, 3FGL J0033.6-1921, 3HSP J003334.4-192133, 5BZB J0033-1921, BZB J0033-1921.

• Class: BL Lac
• Redshift: z = 0.506
• Position (ICRS): RA 8.39325°, Dec −19.35920°
• Data: 5,903 points (19 upper limits) from 28 catalogues
• Dated data: 2008–2024 (MJD 54722–60609)
• Undated catalogue values: 95
• Frequency range of detections: log ν = 8.9–26.2 [Hz] (radio, microwave, infrared, optical, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 108 UVOT and 55 XRT
• Largest catalogues (points): ASAS-SN (3,997), ZTF (729), NEOWISE (628), MMDCXRT (155), MMDCGR (100)

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=8.39325, dec=-19.3592, name="KUV 00311-1938")

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

Other BL Lac objects

• RBS 0030
• TXS 2356-210
• TXS 0053-098
• H 2356-309
• PKS 0003-066
• PKS 0130-083

How to cite

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