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UVOT images|
SPER data|
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Swift Trigger: 958592;

Presumed name: GRB 200227A

Back to trigger list.

BAT 03h 45m 44.64s, +09° 29′ 27.6″
position:(56.436, +9.491 ± 180″)
XRT 03h 45m 43.91s, +09° 28′ 57.2″
position:(56.43296, 9.48256 ± 3.5″)
UVOT No position available.
Galactic NHI:1.23×100 cm-2
Galactic E(B-V):0.252 mag
Best RA:03h 45m 43.91s= 56.43296 d
Best Dec:+09° 28′ 57.2″= 9.48256 d
Gal Lat:-34.11
Gal Long:178.14
Sun angle:78.67°, -5.1 hr East of Sun

1Sper #6 auto processing.

Galaxies within 3.33 of XRT position

RA*Dec*Redshift CatalogueQuery
10.556.43049.4839NEDQuery vizier around this object
22.956.42929.4775NEDQuery vizier around this object
24.256.43969.4831NEDQuery vizier around this object
26.056.43219.4897NEDQuery vizier around this object
28.756.43549.4750NEDQuery vizier around this object
32.056.43339.4736NEDQuery vizier around this object
34.656.44259.4825NEDQuery vizier around this object
38.156.42719.4914NEDQuery vizier around this object
44.456.42049.4803NEDQuery vizier around this object
44.956.42049.4810B1=20.7, R2=20.0USNO-B1Query vizier around this object
53.556.43999.4693B=21.1, R=17.8APM-NQuery vizier around this object
54.856.42999.4676B=21.1, R=19.7APM-NQuery vizier around this object
55.056.42799.4681NEDQuery vizier around this object
55.656.41969.4907B=21.1, R=19.8APM-NQuery vizier around this object
56.156.43219.4669NEDQuery vizier around this object
56.356.43159.4670B1=19.0, I=17.9USNO-B1Query vizier around this object
58.456.42299.4697NEDQuery vizier around this object
62.256.44429.4692NEDQuery vizier around this object
62.256.44969.4772B=21.1, R=20.0APM-NQuery vizier around this object
65.656.44839.4928NEDQuery vizier around this object
66.156.44849.4929B2=20.4, R1=19.1, R2=19.3USNO-B1Query vizier around this object
66.856.44589.4961NEDQuery vizier around this object
67.956.45179.4850NEDQuery vizier around this object
68.056.43049.5014NEDQuery vizier around this object
69.256.43089.4633NEDQuery vizier around this object
70.256.42719.4639NEDQuery vizier around this object
72.256.44429.4658NEDQuery vizier around this object
72.456.44489.4990B1=19.6, I=15.9USNO-B1Query vizier around this object
73.256.44549.4989NEDQuery vizier around this object
73.256.44539.4989B1=19.3, B2=19.3, R1=16.6, R2=17.1USNO-B1Query vizier around this object
74.156.44539.4991B=19.9, R=17.1APM-NQuery vizier around this object
74.656.45339.4772NEDQuery vizier around this object
75.356.42849.4621B1=19.6, B2=20.7, R2=19.8USNO-B1Query vizier around this object
81.256.45089.4967NEDQuery vizier around this object
81.656.41389.4703NEDQuery vizier around this object
84.256.41429.4681NEDQuery vizier around this object
84.856.43589.5058NEDQuery vizier around this object
85.056.45469.4725NEDQuery vizier around this object
85.556.41099.4731B=21.1, R=19.9APM-NQuery vizier around this object
86.756.45679.4886NEDQuery vizier around this object
87.956.43599.5068B=21.1, R=19.9APM-NQuery vizier around this object
92.456.42509.5069NEDQuery vizier around this object
92.556.44549.4600R1=19.7, R2=19.6USNO-B1Query vizier around this object
92.656.44559.4600B=21.1, R=19.9APM-NQuery vizier around this object
92.656.44509.4597NEDQuery vizier around this object
93.456.40719.4872NEDQuery vizier around this object
93.756.42539.4577B=20.2, R=18.4APM-NQuery vizier around this object
94.456.42519.4575B=20.5, R=18.9APM-NQuery vizier around this object
94.656.42449.4577B1=19.3, I=18.3USNO-B1Query vizier around this object
94.756.42509.4575NEDQuery vizier around this object
97.056.40609.4872I=18.9, R1=19.8USNO-B1Query vizier around this object
97.356.45179.4628NEDQuery vizier around this object
98.656.41509.5036NEDQuery vizier around this object
98.656.43879.5094NEDQuery vizier around this object
101.056.40929.4978NEDQuery vizier around this object
102.456.41759.4583NEDQuery vizier around this object
106.456.45759.4656I=19.0, R1=24.6USNO-B1Query vizier around this object
108.256.45839.4658NEDQuery vizier around this object
108.856.45259.5058NEDQuery vizier around this object
113.556.40179.4883NEDQuery vizier around this object
113.956.40149.4885B1=20.0, B2=19.8, R1=17.6, R2=18.5USNO-B1Query vizier around this object
114.156.40149.4884B=20.6, R=18.8APM-NQuery vizier around this object
114.156.45139.4564NEDQuery vizier around this object
115.756.46559.4812B=19.9, R=20.0APM-NQuery vizier around this object
116.056.40089.4884B1=19.4, I=18.0USNO-B1Query vizier around this object
116.056.40089.4883NEDQuery vizier around this object
118.756.45719.4600NEDQuery vizier around this object
119.556.46679.4828NEDQuery vizier around this object
121.156.40879.4586NEDQuery vizier around this object
121.356.40219.4678NEDQuery vizier around this object
122.956.44929.4525NEDQuery vizier around this object
123.756.40929.5078NEDQuery vizier around this object
124.556.44549.4503NEDQuery vizier around this object
125.056.39799.48780.000050NEDQuery vizier around this object
125.456.41929.4503NEDQuery vizier around this object
126.556.46129.4611NEDQuery vizier around this object
126.956.41869.4503I=19.0, R1=19.3USNO-B1Query vizier around this object
127.456.44339.5164NEDQuery vizier around this object
127.656.44359.5165B=21.1, R=19.3APM-NQuery vizier around this object
127.756.43549.4472NEDQuery vizier around this object
130.956.46589.4989NEDQuery vizier around this object
131.356.46799.4703NEDQuery vizier around this object
131.556.42089.4481NEDQuery vizier around this object
132.656.45049.5150NEDQuery vizier around this object
136.156.45889.4544NEDQuery vizier around this object
136.156.43639.5203NEDQuery vizier around this object
136.156.40469.5081NEDQuery vizier around this object
136.356.43669.5203R1=19.8, R2=19.3USNO-B1Query vizier around this object
136.356.43569.5203I=18.4, R1=19.9USNO-B1Query vizier around this object
136.356.43639.5203B=21.1, R=19.4APM-NQuery vizier around this object
136.756.40629.4550NEDQuery vizier around this object
136.956.40049.4619NEDQuery vizier around this object
137.856.46509.4608NEDQuery vizier around this object
138.256.41549.5167NEDQuery vizier around this object
138.856.39679.4968B=21.1, R=19.7APM-NQuery vizier around this object
140.956.44459.4451B2=20.7, R1=19.1, R2=19.6USNO-B1Query vizier around this object
141.256.43969.5211NEDQuery vizier around this object
141.856.40549.5114NEDQuery vizier around this object
142.856.40759.5133NEDQuery vizier around this object
149.256.44429.5225NEDQuery vizier around this object
149.556.39339.4969NEDQuery vizier around this object
149.956.39679.4611NEDQuery vizier around this object
150.856.39509.5013B1=20.3, R1=19.4, R2=19.3USNO-B1Query vizier around this object
151.456.41969.5225NEDQuery vizier around this object
151.656.43429.5247NEDQuery vizier around this object
152.256.43379.4403NEDQuery vizier around this object
152.356.47149.4637B=17.8, R=15.6APM-NQuery vizier around this object
152.856.42719.5247NEDQuery vizier around this object
152.956.47139.4633B1=17.0, B2=17.4, I=14.1, R1=14.7, R2=15.3USNO-B1Query vizier around this object
153.256.47129.4631NEDQuery vizier around this object
153.456.42549.4406NEDQuery vizier around this object
154.056.45469.5197NEDQuery vizier around this object
157.856.39089.4683NEDQuery vizier around this object
157.856.47719.4881NEDQuery vizier around this object
158.556.44629.5244NEDQuery vizier around this object
159.256.39839.5106NEDQuery vizier around this object
159.756.42799.4386NEDQuery vizier around this object
160.056.44659.5250B=21.1, R=19.0APM-NQuery vizier around this object
160.456.43219.5272NEDQuery vizier around this object
160.956.43179.5272B1=19.5, I=14.7USNO-B1Query vizier around this object
161.256.39679.4556B=20.7, R=17.7APM-NQuery vizier around this object
161.256.39669.4558B=19.7, R=17.0APM-NQuery vizier around this object
161.656.39679.4556NEDQuery vizier around this object
161.656.42179.5261NEDQuery vizier around this object
162.756.42169.5263B=21.1, R=19.5APM-NQuery vizier around this object
162.956.46889.5111NEDQuery vizier around this object
164.356.47679.4675NEDQuery vizier around this object
164.756.46839.4528NEDQuery vizier around this object
165.156.38779.4721B=21.1, R=19.9APM-NQuery vizier around this object
165.256.45629.4428NEDQuery vizier around this object
167.156.40339.5189NEDQuery vizier around this object
167.256.40879.4428NEDQuery vizier around this object
167.656.44969.4389NEDQuery vizier around this object
168.056.39049.5029B=21.1, R=18.8APM-NQuery vizier around this object
168.256.39009.5028NEDQuery vizier around this object
168.456.43929.4361NEDQuery vizier around this object
169.956.43639.5297NEDQuery vizier around this object
170.556.39319.4561B1=19.5, B2=20.3, I=18.8, R2=18.6USNO-B1Query vizier around this object
170.756.48009.4736NEDQuery vizier around this object
171.456.48049.4906NEDQuery vizier around this object
171.656.39089.5058NEDQuery vizier around this object
172.356.38889.4628NEDQuery vizier around this object
172.456.46219.5209B=21.1, R=19.8APM-NQuery vizier around this object
173.256.46509.5189NEDQuery vizier around this object
174.156.42339.4350NEDQuery vizier around this object
174.556.39389.5122NEDQuery vizier around this object
174.956.39419.5124B=21.1, R=19.2APM-NQuery vizier around this object
175.156.39409.5124R1=19.6, R2=19.9USNO-B1Query vizier around this object
176.056.41259.5269NEDQuery vizier around this object
176.056.45509.5261NEDQuery vizier around this object
176.856.43799.5314NEDQuery vizier around this object
177.356.38329.4780B2=20.6, R2=19.8USNO-B1Query vizier around this object
177.856.40469.5233NEDQuery vizier around this object
178.056.42429.5311NEDQuery vizier around this object
178.156.47799.5042NEDQuery vizier around this object
179.356.46759.5186NEDQuery vizier around this object
180.556.48009.4633NEDQuery vizier around this object
180.556.45379.4369NEDQuery vizier around this object
180.956.47759.4581NEDQuery vizier around this object
181.156.45839.4392NEDQuery vizier around this object
181.856.40229.4422B=20.0, R=18.1APM-NQuery vizier around this object
183.556.38219.4733B=17.9, R=20.0APM-NQuery vizier around this object
183.856.41389.4353NEDQuery vizier around this object
184.856.40219.4411NEDQuery vizier around this object
185.556.48259.4981NEDQuery vizier around this object
185.556.43379.4311NEDQuery vizier around this object
186.856.47719.4544NEDQuery vizier around this object
187.056.43759.4308NEDQuery vizier around this object
187.856.47469.5147B=21.1, R=19.9APM-NQuery vizier around this object
188.256.39839.4428NEDQuery vizier around this object
188.656.41429.5317NEDQuery vizier around this object
189.156.48639.4839NEDQuery vizier around this object
190.056.48649.4845B=21.1, R=19.9APM-NQuery vizier around this object
190.256.38469.5054B=21.1, R=18.9APM-NQuery vizier around this object
190.356.38469.5053NEDQuery vizier around this object
190.656.48469.4683NEDQuery vizier around this object
190.956.42259.4306NEDQuery vizier around this object
191.956.42799.4294NEDQuery vizier around this object
192.556.48049.5083NEDQuery vizier around this object
194.756.39229.4464B=19.6, R=17.3APM-NQuery vizier around this object
195.156.39219.4461NEDQuery vizier around this object
195.256.39219.4462B1=19.6, B2=19.4, R1=16.8, R2=17.3USNO-B1Query vizier around this object
195.756.43429.5369NEDQuery vizier around this object
196.356.48589.4986NEDQuery vizier around this object
196.556.42439.4286B=19.8, R=18.9APM-NQuery vizier around this object
196.656.39179.4462B1=19.0, I=16.3USNO-B1Query vizier around this object
196.656.41549.4308NEDQuery vizier around this object
196.756.45679.4333NEDQuery vizier around this object
198.256.42369.4283I=18.7, R1=18.8USNO-B1Query vizier around this object
198.356.42429.4282B=20.3, R=19.0APM-NQuery vizier around this object
198.456.42479.5371B=21.0, R=20.0APM-NQuery vizier around this object
198.956.42869.4275B=21.3, R=19.8APM-NQuery vizier around this object
199.156.46719.5264NEDQuery vizier around this object
199.456.42499.5374B=20.2, R=18.8APM-NQuery 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