Open Access

Table A.1.

Photometric data

Time Filter Origin Brightness Error

MJD mag mag

Pre-outburst
51321 Ks 2MASS 14.95 0.55 p
53253 IRAC1 GLIMPSE 11.96 0.05 c
53253 IRAC2 GLIMPSE 10.75 0.06 c
53253 IRAC3 GLIMPSE 9.51 0.05 c
53253 IRAC4 GLIMPSE 8.58 0.05 c
54031 [24] MIPS24 5.25 0.10 c
55262 W1 ALLWISE 13.64 0.24 c
55262 W2 ALLWISE 10.89 0.04 c
55262 W3 ALLWISE 8.74 0.20 c
55262 W4 ALLWISE 6.08 0.20 c
55787 Y VVV 21.30 0.45 p
55277 J VVV 20.81 0.25 p
55277 H VVV 17.79 0.05 c
55277 Ks VVV 15.80 0.02 c
... ... ... ... ... ...

Post-outburst

58183 W1 NEOWISE 8.92 0.02 c
58183 W2 NEOWISE 7.37 0.01 c
59351 J SOFI 14.57 0.06 p
59351 H SOFI 12.51 0.05 p
59351 Ks SOFI 11.05 0.03 p
60024 Ks IRSF 14.20 0.10 p
60783 Ks IRSF 13.94 0.01 p
60783 H IRSF 16.04 0.01 p
60794 J FIRE 18.48 0.05 p
60820 Ks REM 13.99 0.05 p
... ... ... ... ... ...

Notes. Infrared brightness of VVV-WIT-13. Data downloaded from online catalogues are marked as ‘c’, whilst data extracted by aperture photometry in this work are marked with ‘p’. The full version of the table is presented in the supplementary file.

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