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Table 2.

Evolved massive star candidate selection criteria.

Group Color criteria Magnitude criteria
BSGGaia (BP − RP) < 0.5 G ≤ 2.350 × (BP − RP)+14.168
0.5 ≤ (BP − RP) < 0.9 G ≤ −1.500 × (BP − RP)+16.093
YSGGaia 0.9 ≤ (BP − RP) < 1.4 G ≤ 14.743
RSGGaia 1.4 ≤ (BP − RP) < 1.9 G ≤ 14.743
1.9 ≤ (BP − RP) < 2.5 G ≤ −2.917 × (BP − RP)+20.285
2.5 ≤ (BP − RP) G ≤ 12.993

BSGSkyMapper (r − i) <  − 0.1 i ≤ 1.944 × (r − i)+15.437
−0.1 ≤ (r − i) < 0.1 i ≤ −5.000 × (r − i)+14.743
YSGSkyMapper 0.1 ≤ (r − i) < 0.35 i ≤ 14.243
RSGSkyMapper 0.35 ≤ (r − i) < 0.65 i ≤ 14.243
0.65 ≤ (r − i) < 0.9 i ≤ −5.000 × (r − i)+17.493
0.9 ≤ (r − i) i ≤ 12.993

BSGNSC (g − r) < 0.05 r ≤ 2.222 × (g − r)+15.604
0.05 ≤ (g − r) < 0.2 r ≤ −3.000 × (g − r)+15.343
YSGNSC 0.2 ≤ (g − r) < 0.8 r ≤ 14.743
RSGNSC 0.8 ≤ (g − r) < 1.3 r ≤ 14.743
1.3 ≤ (g − r) < 1.8 r ≤ −3.500 × (g − r)+19.293
1.8 ≤ (g − r) r ≤ 12.993

BSGOGLE (V − I) < 0.5 R ≤ 1.750 × (V − I)+13.868
0.5 ≤ (V − I) < 0.7 R ≤ −3.750 × (V − I)+16.618
YSGOGLE 0.7 ≤ (V − I) < 1.2 R ≤ 13.993
RSGOGLE 1.2 ≤ (V − I) < 1.8 R ≤ 13.993
1.8 ≤ (V − I) < 2.3 R ≤ −4.000 × (V − I)+21.193
2.3 ≤ (V − I) R ≤ 11.993

BSGM2002 (V − R) < 0.25 R ≤ 4.333 × (V − R)+14.160
0.25 ≤ (V − R) < 0.4 R ≤ −3.333 × (V − R)+16.076
YSGM2002 0.4 ≤ (V − R) < 0.6 R ≤ 14.743
RSGM2002 0.6 ≤ (V − R) < 0.85 R ≤ 14.743
0.85 ≤ (V − R) < 1.2 R ≤ −5.000 × (V − R)+18.993
1.2 ≤ (V − R) R ≤ 12.993

BSG2MASS (J − KS) < 0.15 KS ≤ 0.870 × (J − KS)+14.363
0.15 ≤ (J − KS) < 0.4 KS ≤ −7.000 × (J − KS)+15.543
YSG2MASS 0.4 ≤ (J − KS) < 0.7 KS ≤ −3.333 × (J − KS)+14.076
RSG2MASS 0.7 ≤ (J − KS) < 1.0 KS ≤ 11.743
1.0 ≤ (J − KS) < 1.25 KS ≤ −11.000 × (J − KS)+22.743
1.25 ≤ (J − KS) KS ≤ 8.993

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