Ton 0396 multiwavelength SED

Also known as 1FGL J0915.7+2931, 1FLAT J091552.4+293324, 1OUNYU J091552+2933.4, 2FGL J0915.8+2932, 2FHL J0915.9+2931, 2WHSP J091552.3+293324, 3FGL J0915.8+2933, 3HSP J091552.4+293324, 5BZB J0915+2933, B20912+29, BZB J0915+2933, CRATES J091553+293326, ROXA J091552.9+473828.3, SDSS J091552.39+293324.0, TXS 0912+297.

• Class: BL Lac
• Redshift: z = 0.190
• Position (ICRS): RA 138.96834°, Dec 29.55668°
• Data: 4,080 points (6 upper limits) from 52 catalogues
• Dated data: 1997–2025 (MJD 50766–60968)
• Undated catalogue values: 321
• 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: 200 UVOT and 132 XRT
• Largest catalogues (points): ZTF (1,503), ASAS-SN (1,056), NEOWISE (538), SUFST (173), MMDCXRT_ORBIT (121)

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=138.96834, dec=29.55668, name="Ton 0396")

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

Other BL Lac objects

• B2 0906+31
• Ton 1015
• OJ 287
• B2 0806+35
• B3 0850+443
• B3 0824+420

How to cite

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