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Einstein Probe trigger GRB 250416C (EP250416a)
Source 3 (SWIFT J170620.8+255446)

Image of the XRT detection

This source is detected in 1 block. Show all images.

Image of the LC

Spectrum

Image of the spectrum
Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):17h 06m 20.88s (= 256.58702°)
Dec (J2000):+25° 54′ 46.3″ (= +25.9129°)
Error (radius, 90%):9.9″
Detection flag:Poor
XRT exposure:1945 s (vignetting corrected)
Peak rate:3.4 (+2.3, -1.6) ×10-3 ct s-1
Peak flux:1.5 (+1.0, -0.7) ×10-13 erg cm-2 s-1
Mean rate:3.4 (+2.3, -1.6) ×10-3 ct s-1
Mean flux:1.5 (+1.0, -0.7) ×10-13 erg cm-2 s-1
Has spectral fit?No
Database ID:364
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.012 ct s-1
Obs rate/Rass UL≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 29″ Vizier | Simbad | NED | X-ray master | LSXPS | 3XMM-DR5

Notes
All XRT count rates and fluxes are 0.3—10 keV
1Catalogued count-rates have been converted to XRT equivalents.
2Catalogued upper limits and fluxes have been converted to the XRT equivalent assuming a generic AGN spectrum:NH=3×1020 cm-2, Γ=1.7

2MASS objects near the source

ID Position Offset from
XRT source		 J H K