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Figure 1:
Radiocontinuum emission at 1.4 GHz as taken from Gaensler et al.
(1999). The emission observed corresponds to the bilateral SNR G320.4-1.2.
The angular resolution is
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Figure 2:
Images of the 21 cm HI emission between -50.9 and -39.4 km s-1. Each map is the average of two consecutive channels (1.6 km s-1).
The velocities shown in each map correspond to the velocity of the first
integrated channel. They are: -50.9, -49.3, -47.6, -46.0, -44.3,
-42.7, -41.0 and -39.4 km s-1 from the upper left to the bottom right corner.
The grayscale ranges from 1.8 to 6 Jy/beam. The HI contours are 1.6, 1.8, 2,
2.5, 3, 3.5 4, and 4.5 Jy/beam. The plus sign shows the position of WR 65
and the star identifies WR 67. The angular resolution is 4
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Figure 3:
The HI emission distribution averaged between -49and -39 km s-1. The grayscale goes from 2.0 to 4.2 Jy/beam. The contours
are 2, 2.3, 2.6, 2.9, 3.2, 3.6 and 3.9 Jy/beam. The position of the open
cluster Pis 20 (including WR 67) and WR 65 are indicated by a star
and a plus sign respectively.
The open triangles identify the OB stars belonging to the Circinus OB1 association. The beam is
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Figure 4:
Overlay of HIRES infrared image at 100 ![]() |
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Figure 5: Image of the CO(J:1-0) as taken from the Composite CO survey (Dame et al. 2001) averaged between -49 and -39 km s-1. The grayscale range is 2.5-4.5 K, and the contours (black lines) are 3, 3.6, and 4.6 K. Some contours of the HI distribution averaged in the same velocity range have been included as gray lines. |
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