The Sgr PNe. For the first three objects, stellar magnitude, nebular flux and diameters are derived from the HST images presented here. Data for BoBn 1 are from Wright et al. (2005) but the position was redetermined. Stellar classification is discussed below.
| PN . | l . | b . | Right ascension . | Declination . | vhel (km s−1) . | mV (star) (mag) . | log F(Hα) (erg cm−2 s−1) . | Diameter (arcsec) . | Star . |
|---|---|---|---|---|---|---|---|---|---|
| (J2000) . | |||||||||
| He 2-436 | 4.8 | −22.7 | 19 32 06.70 | −34 12 57.4 | +133 | 17.25 ± 0.1 | −11.74 | 0.6 | [WO 4]/[WC 4] |
| StWr 2-21 | 5.2 | −18.6 | 19 14 23.35 | −32 34 16.6 | +129 | 19.7 ± 0.1 | −12.26 | 2.7 | [WO 2] |
| Wray 16-423 | 6.8 | −19.8 | 19 22 10.63 | −31 30 38.7 | +133 | 18.85 ± 0.2 | −11.55 | 1.45 | [WC 4]/WELS |
| BoBn 1 | 108.4 | −76.1 | 00 37 16.03 | −13 42 58.5 | +174 | −12.425 | 2 | ||
| PN . | l . | b . | Right ascension . | Declination . | vhel (km s−1) . | mV (star) (mag) . | log F(Hα) (erg cm−2 s−1) . | Diameter (arcsec) . | Star . |
|---|---|---|---|---|---|---|---|---|---|
| (J2000) . | |||||||||
| He 2-436 | 4.8 | −22.7 | 19 32 06.70 | −34 12 57.4 | +133 | 17.25 ± 0.1 | −11.74 | 0.6 | [WO 4]/[WC 4] |
| StWr 2-21 | 5.2 | −18.6 | 19 14 23.35 | −32 34 16.6 | +129 | 19.7 ± 0.1 | −12.26 | 2.7 | [WO 2] |
| Wray 16-423 | 6.8 | −19.8 | 19 22 10.63 | −31 30 38.7 | +133 | 18.85 ± 0.2 | −11.55 | 1.45 | [WC 4]/WELS |
| BoBn 1 | 108.4 | −76.1 | 00 37 16.03 | −13 42 58.5 | +174 | −12.425 | 2 | ||
The Sgr PNe. For the first three objects, stellar magnitude, nebular flux and diameters are derived from the HST images presented here. Data for BoBn 1 are from Wright et al. (2005) but the position was redetermined. Stellar classification is discussed below.
| PN . | l . | b . | Right ascension . | Declination . | vhel (km s−1) . | mV (star) (mag) . | log F(Hα) (erg cm−2 s−1) . | Diameter (arcsec) . | Star . |
|---|---|---|---|---|---|---|---|---|---|
| (J2000) . | |||||||||
| He 2-436 | 4.8 | −22.7 | 19 32 06.70 | −34 12 57.4 | +133 | 17.25 ± 0.1 | −11.74 | 0.6 | [WO 4]/[WC 4] |
| StWr 2-21 | 5.2 | −18.6 | 19 14 23.35 | −32 34 16.6 | +129 | 19.7 ± 0.1 | −12.26 | 2.7 | [WO 2] |
| Wray 16-423 | 6.8 | −19.8 | 19 22 10.63 | −31 30 38.7 | +133 | 18.85 ± 0.2 | −11.55 | 1.45 | [WC 4]/WELS |
| BoBn 1 | 108.4 | −76.1 | 00 37 16.03 | −13 42 58.5 | +174 | −12.425 | 2 | ||
| PN . | l . | b . | Right ascension . | Declination . | vhel (km s−1) . | mV (star) (mag) . | log F(Hα) (erg cm−2 s−1) . | Diameter (arcsec) . | Star . |
|---|---|---|---|---|---|---|---|---|---|
| (J2000) . | |||||||||
| He 2-436 | 4.8 | −22.7 | 19 32 06.70 | −34 12 57.4 | +133 | 17.25 ± 0.1 | −11.74 | 0.6 | [WO 4]/[WC 4] |
| StWr 2-21 | 5.2 | −18.6 | 19 14 23.35 | −32 34 16.6 | +129 | 19.7 ± 0.1 | −12.26 | 2.7 | [WO 2] |
| Wray 16-423 | 6.8 | −19.8 | 19 22 10.63 | −31 30 38.7 | +133 | 18.85 ± 0.2 | −11.55 | 1.45 | [WC 4]/WELS |
| BoBn 1 | 108.4 | −76.1 | 00 37 16.03 | −13 42 58.5 | +174 | −12.425 | 2 | ||
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