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Swift Trigger: 813721;

Presumed name: GRB 180311A

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BAT 00h 13m 43.92s, -54° 28′ 44.4″
position:(3.433, -54.479 ± 180″)
XRT 00h 13m 33.02s, -54° 29′ 29.0″
position:(3.3876, -54.4914 ± 2.1″)
UVOT No position available.
Galactic NHI:1.53×100 cm-2
Galactic E(B-V):0.014 mag
Best RA:00h 13m 33.02s= 3.3876 d
Best Dec:-54° 29′ 29.0″= -54.4914 d
Gal Lat:-61.77
Gal Long:314.59
Sun angle:51.76°, -0.8 hr East of Sun

1Sper #5 auto processing.

Galaxies within 3.33 of XRT position

RA*Dec*Redshift CatalogueQuery
28.43.3918-54.4989B=21.7SSSQuery vizier around this object
29.03.3912-54.4992NEDQuery vizier around this object
30.43.3994-54.4865B=21.4, R2=20.9SSSQuery vizier around this object
42.33.3677-54.4935B=22.3SSSQuery vizier around this object
62.83.4113-54.4808Mag=19.99NEDQuery vizier around this object
65.83.4142-54.4817B=20.1, R2=19.1SSSQuery vizier around this object
66.53.4146-54.4817Mag=19.0NEDQuery vizier around this object
71.33.3669-54.4757B=20.7SSSQuery vizier around this object
72.43.4217-54.4880B2=20.4, R2=23.4USNO-B1Query vizier around this object
73.03.3649-54.4760B=21.0SSSQuery vizier around this object
82.13.3562-54.5051B=22.2SSSQuery vizier around this object
82.73.4271-54.4931Mag=19.0NEDQuery vizier around this object
91.33.4307-54.4872B=21.1, R2=19.0, i=18.4SSSQuery vizier around this object
91.83.4308-54.4872Mag=19.0NEDQuery vizier around this object
92.83.3550-54.5089Mag=19.0NEDQuery vizier around this object
98.03.3500-54.5078Mag=19.0NEDQuery vizier around this object
104.53.3817-54.5203Mag=19.0NEDQuery vizier around this object
116.13.4084-54.5213B=22.1SSSQuery vizier around this object
116.83.4132-54.4626I=17.0, R2=12.5USNO-B1Query vizier around this object
122.33.4421-54.4792Mag=19.0NEDQuery vizier around this object
123.03.3429-54.5136Mag=19.0NEDQuery vizier around this object
125.73.4213-54.4625I=16.2, R2=13.6USNO-B1Query vizier around this object
126.93.4321-54.5153Mag=19.0NEDQuery vizier around this object
127.33.4179-54.4608Mag=19.65NEDQuery vizier around this object
127.63.4210-54.4617B=19.7, R2=18.2, i=17.4SSSQuery vizier around this object
128.43.4213-54.4614Mag=17.9NEDQuery vizier around this object
128.93.4312-54.5167B2=21.4, R2=20.4USNO-B1Query vizier around this object
132.03.3922-54.5280B=22.3, R2=20.7, i=18.6SSSQuery vizier around this object
132.93.3923-54.5282I=19.1, R1=20.5, R2=21.4USNO-B1Query vizier around this object
134.03.3313-54.4739Mag=17.9NEDQuery vizier around this object
136.03.4525-54.4886Mag=17.9NEDQuery vizier around this object
136.23.3315-54.4721B2=20.3, R1=19.9, R2=23.9USNO-B1Query vizier around this object
138.73.3347-54.4682B=22.7, R2=20.2SSSQuery vizier around this object
138.83.4271-54.5224B2=21.4, I=17.2USNO-B1Query vizier around this object
144.03.4557-54.4974B2=21.6, R1=19.6, R2=21.6USNO-B1Query vizier around this object
145.03.4563-54.4970B2=21.3, R1=19.6, R2=20.9USNO-B1Query vizier around this object
149.63.4567-54.5021B2=21.3, I=18.2, R2=21.4USNO-B1Query vizier around this object
150.53.3725-54.4506Mag=17.9NEDQuery vizier around this object
153.83.4567-54.5058Mag=17.9NEDQuery vizier around this object
160.23.4577-54.5094B2=21.6, I=18.3, R2=21.0USNO-B1Query vizier around this object
162.53.4615-54.5054B2=21.1, I=17.9, R2=18.7USNO-B1Query vizier around this object
166.33.3438-54.5300Mag=18.5NEDQuery vizier around this object
167.43.3246-54.4627B2=20.4, R2=21.2USNO-B1Query vizier around this object
168.83.4644-54.5059B2=21.3, R2=18.8USNO-B1Query vizier around this object
170.83.3329-54.4561Mag=18.5NEDQuery vizier around this object
173.43.3129-54.4706Mag=18.9NEDQuery vizier around this object
173.83.3126-54.4706B=20.6, R2=19.4, i=18.7SSSQuery vizier around this object
179.53.3529-54.4458Mag=18.9NEDQuery vizier around this object
179.53.3123-54.4674B=20.5, R2=19.2SSSQuery vizier around this object
182.23.3250-54.4561Mag=18.9NEDQuery vizier around this object
183.33.3246-54.4560B=21.7, R2=19.5, i=17.8SSSQuery vizier around this object
185.63.4188-54.5397B=22.2, R2=20.2SSSQuery vizier around this object
188.33.4570-54.4581B=22.6SSSQuery vizier around this object
189.83.4448-54.4505B2=17.8, R2=23.7USNO-B1Query vizier around this object
190.63.3792-54.5442Mag=18.9NEDQuery vizier around this object
190.63.3791-54.5441B2=18.3, I=15.7, R1=16.1, R2=15.8USNO-B1Query vizier around this object
191.83.4554-54.5272Mag=18.9NEDQuery vizier around this object
193.33.4658-54.5200Mag=19.55NEDQuery vizier around this object
195.73.4809-54.4961B2=23.6, R2=23.4USNO-B1Query vizier around this object
199.93.4684-54.5211B2=19.0, R1=18.5, R2=18.6USNO-B1Query vizier around this object
200.03.4688-54.5208Mag=18.8NEDQuery 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