PKS 0208-512 multiwavelength SED

PKS 0208-512 is a γ-ray source at redshift z = 1.003. Its MMDC SED has 7,513 points from 42 catalogues, with dated data from 2001–⁠2024. Download the SED as CSV.

Updated 29 October 2026.

Names and position

Also known as 1FGL J0210.6-5101, 1FLAT J021046.2-510101, 1Jy 0208-512, 1OUNYU J021046-5101.0, 2FGL J0210.7-5102, 3FGL J0210.7-5101, 4FGL J0210.7-5101, 5BZU J0210-5101, BZU J0210-5101, CRATES J021046-510102, PKS B0208-512, QSO B0208-512, WMAP158, WMAP5 J0210-5100.

Redshift: z = 1.003
Fermi-LAT (4FGL): 4FGL J0210.7-5101
Position (ICRS): RA 32.69250°, Dec −51.01719°
Galactic: l 276.102°, b −61.778°

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

The SED

Data: 7,513 points (5 upper limits) from 42 catalogues
Dated data: 2001–2024 (MJD 51923–60567)
Undated catalogue values: 3,278
Frequency range of detections: log ν = 7.9–25.2 [Hz] (radio, microwave, infrared, optical, X-ray, γ-ray)
Swift measurements analysed by MMDC: 674 XRT
Largest catalogues (points): ASAS-SN (2,121), SMARTS (1,906), SUFST (914), MMDCXRT_ORBIT (575), MMDCXRT (502)

Data by band

6 of the 7 bands have data. The X-ray band has the most points, 2,513 of 7,513; its largest catalogue is SUFST with 914.

Band	Points	Catalogues	Dated data
radio	36	8	undated
microwave	111	8	2012–2018
infrared	2,033	8	2010
optical	2,387	2	2014–2024
X-ray	2,513	12	2001–2024
γ-ray	433	4	2008–2023

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=32.6925, dec=-51.01719, name="PKS 0208-512")

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

Nearby sources

PKS 0144-522, 3.9° away
PKS 0252-549, 7.4° away
PKS 0308-611, 12.9° away
PKS 0227-369, 14.7° away

How to cite

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