New SII filters available

SII filters (6717, and 6730) are now in filter positions 15 and 16, replacing the UV_continuum and OH filters. The filters now available are:

Number Name Center Bandwidth
# nM nM
0 empty 0 0
1 U 0 0
2 B 0 0
3 V 0 0
4 R 0 0
5 I 0 0
6 6444A/Ha_continuum 644.4 8.1
7 6563A/Halpha_2.2nm 656.3 2.2
8 3870A/CN_6.2nm 387 6.2
9 5660A/NH2_continuum 566 12
10 5721A/NH2 572.1 8.5
11 5260A/Green_continuum 526 5.6
12 5141A/C2 514.1 11.8
13 4450A/Blue_continuum 445 6.7
14 4062A/C3 406.2 6.2
15 SII_6717 671.6 0.9
16 SII_6731 672.9 0.8

This information can also be found at RCT Filters

2 thoughts on “New SII filters available

  1. Richard Gelderman

    It would be more useful to have the bandpass for each filter listed than to be provided with the Andover or Barr number.

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