S5 0716+71 multiwavelength SED

Names and position

Also known as 1FGL J0721.9+7120, 1FLAT J072153.4+712036, 1Jy 0716+714, 2FGL J0721.9+7120, 2FHL J0721.9+7121, 3FGL J0721.9+7120, 4FGL J0721.9+7120, 5BZB J0721+7120, BZB J0721+7120, CRATES J072151+712036, PKS 0716+714, QSO B0716+714, S50716+714, TXS 0716+714, WMAP5 J0721+7122.

• Class: BL Lac
• Fermi-LAT (4FGL): 4FGL J0721.9+7120
• Position (ICRS): RA 110.47270°, Dec 71.34343°
• Galactic: l 143.981°, b 28.018°

Other names and measurements: NED and SIMBAD within 5″ of this position.

The SED

• Data: 15,417 points (213 upper limits) from 46 catalogues
• Dated data: 1996–2025 (MJD 50401–60879)
• Undated catalogue values: 372
• 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: 3,292 UVOT and 2,776 XRT
• Largest catalogues (points): MMDCXRT_ORBIT (3,655), ASAS-SN (2,960), MMDCXRT (2,425), MMDCOUV (1,646), MMDCGR (1,351)

Data by band

All 7 bands have data. The X-ray band has the most points, 7,919 of 15,417; its largest catalogue is MMDCXRT_ORBIT with 3,655.

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=110.4727, dec=71.34343, name="S5 0716+71")

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

Nearby sources

• MS 0737.9+7441, 3.6° away
• S5 0633+73, 3.8° away
• 4C +71.07, 6.4° away
• 1ES 0502+675, 12.1° away

Other BL Lac objects

• 1H 0658+595
• S5 0454+84
• S4 0954+65
• 1ES 0806+524
• Mrk 180
• S4 0707+47

How to cite

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