1ES 1212+078 multiwavelength SED

Also known as 1FLAT J121511.0+073204, 1OUNYU J121511+0732.0, 1RXS J121510.9+073205, 1WHSP J121510.9+073204, 2WHSP J121510.9+073203, 3HSP J121511.0+073205, 5BZG J1215+0732, BZB J1215+0732, CRATES J121512+073220, ROXA J121509.4+462719.1.

• Class: BL Lac
• Redshift: z = 0.136
• Position (ICRS): RA 183.79574°, Dec 7.53463°
• Data: 3,219 points (26 upper limits) from 39 catalogues
• Dated data: 2009–2024 (MJD 54997–60613)
• Undated catalogue values: 100
• 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: 24 UVOT and 13 XRT
• Largest catalogues (points): ZTF (1,181), ASAS-SN (1,044), NEOWISE (610), WISEME (144), PanSTARRS-LC (97)

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=183.79574, dec=7.53463, name="1ES 1212+078")

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

Other BL Lac objects

• TXS 1213+097
• RBS 1029
• TXS 1221+229
• RBS 1257
• MS 1221.8+2452
• TXS 1252+224

How to cite

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