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Table 1
Galactic coordinates, extinction coefficient, and the final number of matched sources (Nf) used for the analysis of the four BTP low-reddening windows; the outskirt fields of ωCen, F1, F2, and F3; and the globular cluster NGC 6652.
| Field | l (deg) | b (deg) | Av (mag) | Nf Gaia-HST | Nf VIRAC2-HST |
|---|---|---|---|---|---|
| SWEEPS | + 1.26 | −2.65 | 2.0 | 97 | 557 |
| Stanek | +0.25 | −2.15 | 2.6 | 110 | 1559 |
| Baade | + 1.06 | −3.81 | 1.6 | 30 | – |
| Ogle29 | −6.75 | −4.71 | 1.5 | 227 | 171 |
| ω Cen F1 | −51.12 | +14.81 | 0.4 | 369 | – |
| ω CenF2 | −51.04 | +14.84 | 0.4 | 817 | – |
| ω Cen F3 | −51.11 | +15.01 | 0.4 | 982 | – |
| NGC 6652 | +1.53 | −11.38 | 0.37 | 978 | – |
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