GRB 150513A: Swift observation summary

Mission:	Swift/BAT
GRB RA:	49.058°
GRB Dec:	-22.913°
GRB Err:	3 arcsec
T0:	2015-05-13 20:31:19 UT
Galactic:	213.73° -57.04°
Galactic N_H:	1.48× 10²⁰ cm^-2
Galactic E(B-V):	0.01829356

Sun distance:	41.39°
Sun angle:	0.09 [hr](West of Sun)
Moon distance:	57.14°
Visibility of this field.

About ToO field analysis.

Find an upper limit.

Sources found so far

So far 5 sources have been found in the XRT data. 3 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Swift/BAT pos	Exposure	Notes
1 [details]	03h 16m 12.60s49.05248°	-22° 47′ 26.6″-22.79073°	3.8′′	Good	7.3′	4.3 ks	3 catalogued X-ray sources match this source's position: (Show) '2RXP J031612.8-224738' is 11.8′′ away, err (3-σ)=32.1′′ (ROSAT/ROSPSPC) '1RXS J031612.9-224714' is 12.8′′ away, err (3-σ)=40.1′′ (ROSAT/RASSFSC) '1WGA J0316.2-2247' is 16.1′′ away, err (3-σ)=80.1′′ (ROSAT/WGACAT)
Mean XRT rate: 2.05 (±0.24) ×10^-2 ct s^-1 Peak XRT rate: 2.2 (±0.4) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.15 ct s^-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 0.039 (±0.005) ct s^-1 Peak XRT rate converted to PSPC: 0.042 (±0.008) ct s^-1 Mean XRT flux: 6.8 (±0.8) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 7.3 (±1.4) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~2.05×10^-4 [What is this?]
2 [details]	03h 16m 24.64s49.10265°	-22° 50′ 47.9″-22.84664°	4.3′′	Good	4.7′	5.0 ks	A catalogued X-ray source matches this source's position: (Show) '1RXS J031625.1-225040' is 10.2′′ away, err (3-σ)=40.1′′ (ROSAT/RASSFSC)
Mean XRT rate: 5.6 (±1.3) ×10^-3 ct s^-1 Peak XRT rate: 5.6 (±1.3) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.17 ct s^-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 7.7 (±1.7) ×10^-3 ct s^-1 Peak XRT rate converted to PSPC: 7.7 (±1.7) ×10^-3 ct s^-1 Mean XRT flux: 2.5 (±0.6) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 2.5 (±0.6) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~6.49×10^-4 [What is this?]
3 [details]	03h 15m 54.61s48.97753°	-22° 58′ 17.7″-22.97158°	5.4′′	Good	5.7′	4.1 ks	2 catalogued X-ray sources match this source's position: (Show) '2RXP J031554.7-225818' is 1.1′′ away, err (3-σ)=32.1′′ (ROSAT/ROSPSPC) '1WGA J0315.9-2258' is 7.0′′ away, err (3-σ)=80.1′′ (ROSAT/WGACAT)
Mean XRT rate: 3.3 (±1.2) ×10^-3 ct s^-1 Peak XRT rate: 3.3 (±1.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.06 ct s^-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 0.016 (±0.006) ct s^-1 Peak XRT rate converted to PSPC: 0.016 (±0.006) ct s^-1 Mean XRT flux: 8 (±3) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 8 (±3) ×10^-14 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~2.15×10^-3 [What is this?]
4 [details]	03h 16m 33.58s49.13990°	-22° 59′ 58.7″-22.99964°	5.4′′	Good	6.9′	4.8 ks
Mean XRT rate: 2.7 (±1.0) ×10^-3 ct s^-1 Peak XRT rate: 2.7 (±1.0) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.06 ct s^-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 3.9 (±1.4) ×10^-3 ct s^-1 Peak XRT rate converted to PSPC: 3.9 (±1.4) ×10^-3 ct s^-1 Mean XRT flux: 1.2 (±0.4) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.2 (±0.4) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~4.39×10^-3 [What is this?]
5 [details]	03h 16m 47.02s49.19590°	-22° 45′ 08.1″-22.75224°	7.0′′	Good	12.3′	3.9 ks
Mean XRT rate: 2.0 (±1.1) ×10^-3 ct s^-1 Peak XRT rate: 2.0 (±1.1) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.06 ct s^-1 (PSPC count-rate) Products: Light curve \| Spectrum \| Expected serendipitous sources: ~0.02 [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.

Image

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FITS image.

Exposure map

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FITS exposure map.