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Swift Trigger: 753110;

Presumed name: GRB 170516A

Back to trigger list.

BAT 02h 46m 23.52s, -55° 53′ 56.4″
position:(41.598, -55.899 ± 180″)
XRT 02h 46m 15.91s, -55° 54′ 33.1″
position:(41.5663, -55.9092 ± 6.4″)
UVOT No position available.
Galactic NHI:2.85×100 cm-2
Galactic E(B-V):0.028 mag
Best RA:02h 46m 15.91s= 41.5663 d
Best Dec:-55° 54′ 33.1″= -55.9092 d
Gal Lat:-54.6
Gal Long:275.24
Sun angle:75.71°, 0.8 hr West

1Sper #1 auto processing.

Galaxies within 3.33 of XRT position

RA*Dec*Redshift CatalogueQuery
18.941.5742-55.9064B=18.4, R2=17.4, i=16.8SSSQuery vizier around this object
19.041.5741-55.9062B2=16.2, I=17.0, R1=15.9, R2=15.8USNO-B1Query vizier around this object
19.341.5746-55.9064Mag=18.55NEDQuery vizier around this object
49.441.5513-55.8983Mag=18.55NEDQuery vizier around this object
65.941.5347-55.9047B=22.3SSSQuery vizier around this object
68.441.5562-55.8911Mag=18.55NEDQuery vizier around this object
70.141.5574-55.8904B=21.6, R2=20.8SSSQuery vizier around this object
70.241.5573-55.8904B2=20.6, R2=20.7USNO-B1Query vizier around this object
74.941.6034-55.9082B=21.5, R2=20.3SSSQuery vizier around this object
75.641.5933-55.8946B2=20.7, R2=20.8USNO-B1Query vizier around this object
85.041.6066-55.9161R1=19.8, R2=20.6USNO-B1Query vizier around this object
85.241.5412-55.9282B=21.7, R2=19.6SSSQuery vizier around this object
101.241.5655-55.9373B=20.3SSSQuery vizier around this object
107.141.5612-55.9388B=20.3SSSQuery vizier around this object
107.841.5146-55.9164Mag=19.54NEDQuery vizier around this object
108.141.5143-55.9165B=19.5, R2=18.8, i=18.3SSSQuery vizier around this object
112.141.5702-55.9403B=20.9, R2=19.8SSSQuery vizier around this object
112.641.5943-55.9363B2=20.8, R2=20.1USNO-B1Query vizier around this object
114.541.5125-55.9193B2=20.6, R2=20.6USNO-B1Query vizier around this object
117.941.5558-55.9414Mag=19.54NEDQuery vizier around this object
117.941.5109-55.9197B=20.4, R2=18.2, i=17.3SSSQuery vizier around this object
118.041.5108-55.9197Mag=20.17NEDQuery vizier around this object
121.841.6200-55.8936Mag=19.98NEDQuery vizier around this object
122.041.6199-55.8936B=20.1, R2=18.9, i=18.8SSSQuery vizier around this object
122.941.6185-55.9268B=20.0, R2=19.0, i=19.1SSSQuery vizier around this object
123.541.6187-55.9269Mag=20.00NEDQuery vizier around this object
125.641.5360-55.8787B=22.5SSSQuery vizier around this object
133.941.5273-55.8791B=21.6, R2=20.3SSSQuery vizier around this object
138.541.6349-55.9084B=21.7SSSQuery vizier around this object
138.741.5119-55.9328B=22.0, R2=20.2SSSQuery vizier around this object
143.641.5619-55.9490B=20.6, R2=19.6SSSQuery vizier around this object
144.741.5621-55.9494Mag=20.00NEDQuery vizier around this object
145.041.5979-55.9453Mag=18.7NEDQuery vizier around this object
145.441.5982-55.9454B=21.1, R2=18.9, i=17.8SSSQuery vizier around this object
151.541.6332-55.9284B=22.0SSSQuery vizier around this object
163.141.5234-55.8708B=22.1, R2=19.5, i=18.8SSSQuery vizier around this object
167.541.4988-55.8821B=22.1, R2=20.7SSSQuery vizier around this object
170.341.4960-55.8830B2=20.4, I=19.1USNO-B1Query vizier around this object
170.741.5971-55.8650B=21.2, R2=19.7, i=19.0SSSQuery vizier around this object
179.041.4777-55.9066B2=20.6, R2=20.8USNO-B1Query vizier around this object
183.741.6148-55.9524B=21.4, R2=19.4, i=19.2SSSQuery vizier around this object
183.841.6146-55.9525B2=20.6, I=19.1, R1=19.4, R2=19.3USNO-B1Query vizier around this object
183.841.6259-55.9478B=21.7, R2=20.8SSSQuery vizier around this object
186.241.6429-55.9381Mag=18.7NEDQuery vizier around this object
186.341.5650-55.9609B=22.3SSSQuery vizier around this object
188.241.5329-55.9581Mag=20.13NEDQuery vizier around this object
188.641.5331-55.9582B=20.1, R2=19.2, i=18.9SSSQuery vizier around this object
193.441.6241-55.8664B=22.0SSSQuery vizier around this object
199.441.5772-55.8542B=22.5SSSQuery vizier around this object

Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.

* RA/Dec in equinox J2000

Magnitudes depend on the catalogue. e.g. For Sloan, R is the Sloan r mag, not the Johnson R from APM, for example