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Back to list of positions.

Swift-XRT position for GRB 211221A

RA (J2000)	78.8978906594	05h 15m 35.49s
Dec (J2000)	0.9140155032	+00° 54′ 50.5′′
Error	3.5′′ (radius, 90% confidence).
Piled up?	Yes
	S_pileup	0.26
	l_pileup	17.19
	c_pileup	0.71
	τ_pileup	1.00
For details of the pile up model, see Evans et al. (2020) section 3.4

FITS image | FITS exposure map image

Image of the XRT field.