MS 0158.5+0019 multiwavelength SED

Also known as 1FLAT J020106.2+003400, 1OUNYU J020106+0033.9, 1RXS J020106.3+003400, 2WHSP J020106.1+003400, 3HSP J020106.2+003400, 5BZB J0201+0034, BZB J0201+0034, MS 01585+0019, RBS267, ROXA J020106.1+003400.0, SDSS J020106.17+003400.2, SHBL J020106.3+003401.

• Class: BL Lac
• Redshift: z = 0.298
• Position (ICRS): RA 30.27575°, Dec 0.56672°
• Data: 2,849 points (104 upper limits) from 32 catalogues
• Dated data: 1996–2024 (MJD 50311–60610)
• Undated catalogue values: 66
• Frequency range of detections: log ν = 8.9–25.4 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 72 UVOT and 37 XRT
• Largest catalogues (points): ZTF (993), ASAS-SN (837), NEOWISE (516), WISEME (216), MMDCXRT (82)

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=30.27575, dec=0.56672, name="MS 0158.5+0019")

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

Other BL Lac objects

• PKS 0159-062
• TXS 0159+085
• PKS 0130-083
• PKS 0139-09
• UGC 773
• PKS 0235+164

How to cite

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