B3 1159+450 multiwavelength SED

Also known as 1FLAT J120208.7+444422, 1WGA J1202.1+44, 5BZB J1202+4444, BZB J1202+4444, CRATES J120209+444452, SDSS J120208.65+444422.4.

• Class: BL Lac
• Redshift: z = 0.297
• Position (ICRS): RA 180.53609°, Dec 44.73958°
• Data: 4,487 points (15 upper limits) from 30 catalogues
• Dated data: 2009–2024 (MJD 54940–60607)
• Undated catalogue values: 68
• Frequency range of detections: log ν = 8.2–25.4 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 6 UVOT
• Largest catalogues (points): ZTF (3,413), NEOWISE (712), PanSTARRS-LC (113), ASAS-SN (92), WISEME (80)

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=180.53609, dec=44.73958, name="B3 1159+450")

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

Other BL Lac objects

• RBS 1040
• 1E 1207.9+3945
• RBS 0970
• Ton 116
• Mrk 421
• TXS 1148+592

How to cite

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