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Table 4

Mean differences between our UBVIKC data and previous photometric measurements, in the sense ours minus others (Δ).

APASS NGC 35721 Hogg 102 Hogg 111 Trumpler 183 Hogg 121 NGC 35902

ΔU –0.02 +0.01 –0.03 –0.02 –0.02 –0.00
ΔB –0.04 –0.05 +0.00 –0.13 –0.09 –0.07 –0.05
ΔV –0.04 –0.05 +0.05 –0.01 –0.07 –0.11 –0.06
ΔI –0.04 –0.11
N 210 8 8 5 24 5 21

Notes. Photoelectric measurements adopted as references:

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