Open Access

Table 1.

Summary of MIRI commissioning observations for NGC 6552.

Visit Imager target MRS target Imager filter MRS band Groups Int. Exp. Dithers Exp. time [s]
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
1 Back. Star F560W SHORT 25 1 1 4 277.5
2 NGC 6552 Back. F560W SHORT 200 1 1 No dither 555
3 NGC 6552 Back. F560W MEDIUM 25 8 1 No dither 574
4 NGC 6552 Back. F560W LONG 25 1 1 8 555
5 Back. + Persistence NGC 6552 F560W ALL 182 1 1 No dither 3 × 505
6.1 Back. + Persistence Back. F560W SHORT 25 1 1 4 277.5
6.2 Back. + Persistence Back. F2550W SHORT 25 1 1 4 277.5
6.3 Back. + Persistence Back. F560W SHORT 25 20 1 No dither 1440.2

Notes. Columns describe the visit number of the observation (1), the pointing target for the imager (2) and MRS (3), the filter used in the Imager (4), the band configuration used in the MRS (5), the number of groups (6), integrations (7), exposures (8), and dithers (9) for each observation, as well as the exposure time calculated as 2.77 s × Groups × Int. × Exp. × Dithers (10). Consult PID1039 for details.

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