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Table 1

Summary of JVLA and GMRT observations and results for V1298 Tau.

Date (dd-mm-yy) MJD-2400000 (day) Frequency band (GHz) On-source (min) σI,RMS (µJy/beam) Peak flux(a,b) I (µJy/beam) Integrated flux(b) I (µJy) σV, RMS (µJy/beam)
28-07-24 60 519.55 4.48–6.51 (JVLA) 35.9 6 27±6 22±9 7
02-08-24 60524.51 4.48–6.51 (JVLA) 35.9 6 <19 7
17-08-24 60539.46 4.48–6.51 (JVLA) 34.9 6 24±6 20±9 7
28-08-24 60550.40 4.48–6.51 (JVLA) 34.9 6 177±6 176±11 8
31-08-24 60553.33 4.48–6.51 (JVLA) 34.9 7 143±7 151±12 8
05-09-24 60558.44 4.48–6.51 (JVLA) 34.9 6 30±6 39±13 7
09-09-24 60562.39 1.00–2.03 (JVLA) 35.9 22 <65 16
14-09-24 60567.29 1.00–2.03 (JVLA) 35.9 26 <79 18
16-09-24 60569.33 1.00–2.03 (JVLA) 35.9 20 <59 15
18-09-24a 60571.29 1.00–2.03 (JVLA) 35.9 20 88±14 120±38 20
18-09-24b 60571.33 1.00–2.03 (JVLA) 35.9 17 91±10 112±29 17
27-09-24 60580.29 1.00–2.03 (JVLA) 35.9 20 <68 20
26-10-23 60243.86 0.55–0.75 (uGMRT) 60 19 <56 16
27-10-23 60244.82 0.55–0.75 (uGMRT) 60 15 <44 12
28-10-23 60245.82 0.55–0.75 (uGMRT) 60 14 <41 11

Notes. (a)Upper limits are given as 3σ confidence levels. (b)Peak and integrated fluxes are extracted using the CASA function imfit to fit a 2D Gaussian on the source image.

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