GRB 150219A: Swift observation summary

Mission:	INTEGRAL
GRB RA:	271.266°
GRB Dec:	-41.585°
GRB Err:	2.0 arcmin
T0:	2015-02-19 12:31:00 UT
Galactic:	350.95° -9.72°
Galactic N_H:	9.30× 10²⁰ cm^-2
Galactic E(B-V):	0.1420739

Sun distance:	61.20°
Sun angle:	4.09 [hr](West of Sun)
Moon distance:	69.26°
Visibility of this field.

Source 1 has been manually confirmed as the GRB afterglow; data for this object are now available through the main GRB results area for this GRB.

About ToO field analysis.

Probable afterglow details

A source was found which matches the afterglow criteria.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from INTEGRAL pos	Exposure	Notes	Vizier
1 [details]	18h 05m 00.34s271.25140°	-41° 35′ 39.2″-41.59422°	3.6′′	Good	0.9′	4.1 ks	The source is fading.
Mean XRT rate: 0.145 (±0.010) ct s^-1 Peak XRT rate: 0.24 (±0.05) ct s^-1 RASS PSPC 3-σ upper limit: 0.11 ct s^-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 0.052 (±0.004) ct s^-1 Peak XRT rate converted to PSPC: 0.085 (±0.019) ct s^-1 Mean XRT flux: 8.4 (±0.6) ×10^-12 erg cm^-1s^-1 Peak XRT flux: 1.4 (±0.3) ×10^-11 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~7.93×10^-7 [What is this?]

¹ Radius, 90% confidence.
² Indicates how likely the source is to be real. See the 1SXPS documentation.
^* The position was enhanced using astrometry derived from the Swift UVOT.
^† The position was astrometrically corrected using the XRT sources and the 2MASS catalogue.

Find an upper limit.

Sources found so far

So far 3 sources have been found in the XRT data. 0 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from INTEGRAL pos	Exposure	Notes
1 [details]	18h 05m 00.34s271.25140°	-41° 35′ 39.2″-41.59422°	3.6′′	Good	0.9′	4.1 ks	The source is fading.
Mean XRT rate: 0.145 (±0.010) ct s^-1 Peak XRT rate: 0.24 (±0.05) ct s^-1 RASS PSPC 3-σ upper limit: 0.11 ct s^-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 0.052 (±0.004) ct s^-1 Peak XRT rate converted to PSPC: 0.085 (±0.019) ct s^-1 Mean XRT flux: 8.4 (±0.6) ×10^-12 erg cm^-1s^-1 Peak XRT flux: 1.4 (±0.3) ×10^-11 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~7.93×10^-7 [What is this?]
2 [details]	18h 05m 09.36s271.28899°	-41° 32′ 46.8″-41.54635°	6.5′′	Poor	2.5′	4.1 ks
Mean XRT rate: 0.00 (±0.00) ×10^-1 ct s^-1 Peak XRT rate: 0.00 (±0.00) ×10^-1 ct s^-1 RASS PSPC 3-σ upper limit: 0.08 ct s^-1 (PSPC count-rate) Products: Light curve \| Spectrum \| Expected serendipitous sources: ~8.36×10^-4 [What is this?]
3 [details]	18h 05m 00.74s271.25310°	-41° 31′ 30.2″-41.52506°	8.0′′	Poor	3.6′	4.0 ks
Mean XRT rate: 2.7 (±1.2) ×10^-3 ct s^-1 Peak XRT rate: 2.7 (±1.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.08 ct s^-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 2.8 (±1.2) ×10^-3 ct s^-1 Peak XRT rate converted to PSPC: 2.8 (±1.2) ×10^-3 ct s^-1 Mean XRT flux: 1.2 (±0.5) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.2 (±0.5) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~1.10×10^-3 [What is this?]

Image

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FITS image.

Exposure map

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FITS exposure map.