PH Emission Lines | Stellar Photometry | |||||||
Object | Obs.a | PH Pairsb | AV(mag) | Rc | AV(H-H)d | Star/Cluster | R | Ref. |
M 8 | TP | 7 [6-12] | 2.10 | 4.35 | Herschel 36 | 4.6-5.6, 5.3 | 2, 3 | |
G-R | 11 [7-20] | 2.20 | 6.1 (5.0)e | 2.1(1.4) | NGC 6523 | 4.6 | 4 | |
M 16 | G-R | 9 [7-18] | 2.80 | 5.2 (3.1,4.8)f | 3.2(2.3) | NGC 6611 | 4.8 | 5 |
M 17 | TP | 7 [6-12] | 3.50 | 4.1 | 2.35(2.0) | NGC 6618 | 4.2 | 1 |
G-R | 9 [7-18] | 3.05 | 4.3 (3.1) | 3.4(2.7) | Star 1 (Fig. 1, 5) | 4.5 0.25 | TP | |
M 20 | G-R | 14 [7-22] | 1.05 | 5.5 (3.1) | 0.8(0.8) | HD 164492 | 5.1 | 6, 7 |
HD 164492 | 3.1 | 8 | ||||||
M 42 | E | 9 [7-19] | 2.15 | 5.8 | 2.2(1.5) | 1 Ori C | 5.5 | 9 |
NGC 3603 | G-R | 8 [9-18] | 6.9 | 5.4 (3.1) | 7.4(5.5) | NGC 3603 | 4.3 | 10 |
S 311 | G-R | 10 [7-18] | 1.90 | 5.5 (3.1) | 2.1(1.5) | [NGC 2467 | 1.8-3.9] | 11 |
NGC 7027 | Z-R | 16 [6-22] | 3.9 | 4.4 (3.1)g | 4.0 (3.1) |
References. 1: Chini et al. (1980), Chini Krügel (1983), Hoffmeister et al. (2008); 2: Hecht et al. (1982): 4.6-5.6; 3: Cardelli et al. (1989): 5.0; 4: McCall et al. (1990); 5: Chini et al. (1980), Chini Wargau (1990), Chini et al. (1992); 6: Anderson (1970); 7: Lynds et al. (1985); 8: Kohoutek et al. (1999); 9: Cardelli Clayton (1988); 10: Pandey et al. (2000); 11: Grubissich (1969), NGC 2467 may not be a physical cluster.
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