activity
19982023
most citedA strong magnetic field around the supermassive black hole at the centre of the Galaxy

457 citations · 1.8k across the 56 of their papers we have counts for

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astro-ph1998★ 5 cited

Gamma-ray to radio activity and ejection of a VLBI component in the jet of the S5-quasar 0836+710

K. Otterbein, T. P. Krichbaum, A. Kraus +4

Broad-band (gamma to radio) variations of the flux density were observed in the first half of 1992 in the luminous high redshift (z = 2.172) quasar S5 0836+710. VLBI monitoring obs…