1H 1013+498 multiwavelength SED

Also known as 1ES 1011+496, 1FGL J1015.1+4927, 1FLAT J101504.2+492559, 1OUNYU J101504+4926.0, 2FGL J1015.1+4925, 2FHL J1015.0+4926, 2WHSP J101504.0+492559, 3FGL J1015.0+4925, 3HSP J101504.1+492601, 5BZB J1015+4926, BZB J1015+4926, CRATES J101504+492606, GB1011+496, ROXA J101502.2+023128.0, SDSS J101504.13+492600.6, TXS 1011+496.

• Class: BL Lac
• Redshift: z = 0.200
• Position (ICRS): RA 153.76725°, Dec 49.43353°
• Data: 7,103 points from 40 catalogues
• Dated data: 2005–2025 (MJD 53540–60968)
• Undated catalogue values: 248
• Frequency range of detections: log ν = 7.9–26.4 [Hz] (radio, microwave, infrared, optical, ultraviolet, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 824 UVOT and 792 XRT
• Largest catalogues (points): ZTF (2,264), ASAS-SN (2,015), MMDCXRT_ORBIT (1,028), MMDCXRT (714), MMDCOUV (412)

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=153.76725, dec=49.43353, name="1H 1013+498")

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

Other BL Lac objects

• 1ES 1028+511
• B3 1009+427
• 1ES 0927+500
• TXS 1055+567
• B3 1038+392
• RBS 0970

How to cite

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