HSC Filter Schedule

Updated on February 26, 2024 HST


S24A

Run Filter
  February (cancelled)   g, r2, i2, z, NB816, NB872
  April (4/01-4/15)     Early part:    g, r2, i2, z, NB395, NB872
  Latter part:   r2, i2, z, NB656, NB718, NB816
  June (6/07-6/13)   g, r2, i2, z, NB872, EB-gri
  July (6/27-7/10)     Early part:    g, r2, i2, z, NB497, NB872
  Latter part:   g, i2, z, NB395, NB430, EB-gri

S23B

Run Filter
  August (8/08-8/24)     Early part:    g, r2, i2, z, NB497, NB506
  Latter part:   g, r2, i2, z, NB816, NB872
  September (9/06-9/14)     Early part:    g, r2, i2, z, NB816, EB-gri
  Latter part:   g, r2, i2, z, NB497, NB515
  January (cancelled)   Early part:    g, r2, i2, z, NB718, NB872
Latter part:   g, r2, i2, z, NB872, NB926

S23A

Run Filter
  March (3/15-3/28)     Early part:    g, r2, i2, z, NB921, EB-gri
  Latter part:   g, r2, i2, z, Y, NB497
  May (5/11-5/24)   g, r2, i2, z, NB872, NB921
  June (6/15-6/21)   g, r2, i2, z, Y, NB497

S22B

Run Filter
  October (10/18-10/31)     Early part:    g, r2, i2, NB816, NB921, EB-gri
  Latter part:   g, r2, i2, z, NB497, NB921
  January (01/12-01/26)     Early part:    g, r2, i2, z, NB506, NB515
  Latter part:   g, r2, z, NB391, NB395, NB718

S22A

Run Filter
  April (4/25-5/08)   g, r2, i2, z, NB395, NB656
  May (5/25-6/07)   g, r2, i2, z, NB656, NB718
  June (6/27-7/05)   g, r2, i2, z, NB497, NB656

S21B

Run Filter
  September (08/30-09/07)   g, r2, i2, Y, NB395, NB527
  October (09/30-10/11)   g, r2, i2, z, Y, NB395
  November (10/27-11/09)   g, r2, i2, z, Y, NB497
  December (11/30-12/09)   g, r2, i2, z, Y, NB497
  January (12/28-01/03)   z [FEU is not available]  

S21A

Run Filter
  February (2/04-2/18)   g, r2, i2, z, Y, NB515
  March (cancelled)   g, r2, i2, z, Y, NB515
  June (6/08-6/16)   g, r2, i2, z, Y, NB527
  July (6/28-7/09)   g, r2, i2, z, NB527, SH

S20B

Run Filter
  August (08/11-08/25)   g, r2, i2, z, Y, NB816
  October (10/08-10/22)   g, r2, i2, z, Y, NB816
  November (11/09-11/19)   g, r2, i2, z, Y, NB816
  December (12/07-12/21)   g, r2, i2, z, Y, NB430
  January (01/06-01/18)   g, r2, i2, z, Y, NB430

S20A

Run Filter
  February (2/18-3/02)   g, r2, i2, z, Y, NB926
  March (3/18-3/30)   g, r2, i2, z, Y, NB400
  April (cancelled)   g, r2, i2, z, Y, NB816
  May (5/18-5/31)   g, r2, i2, z, Y, NB921
  June (6/18-6/25)   g, r2, i2, z, Y, NB816

S19B

Run Filter
  September (9/19-10/3)   g, r2, i2, z, Y, SH → NB515
  October (10/22-11/4)   g, r2, i2, z, Y, NB816
  November (11/19-12/3)   g, r2, i2, z, Y, NB400
  December (12/19-1/2)   g, r2, i2, z, Y, NB926
  January (1/16-1/29)   g, r2, i2, z, Y, NB468

S19A

Run Filter
  February (1/29-2/13)   g, r2, i2, z, Y, NB816 → SH
  March (2/26-3/14)   g, r2, i2, z, Y, NB387
  April (3/28-4/11)   g, r2, i2, z, Y, NB816
  May (4/29-5/09)   g, r2, i2, z, Y, NB921
  June (5/27-6/10)   g, r2, i2, z, Y, NB527

S18B

Run Filter
  August (cancelled)   g, r2, i2, z, Y, NB921
  September (cancelled)   g, r2, i2, z, Y, NB527 → NB468
  October (cancelled)   g, r2, i2, z, Y, NB527
  November (11/01-18)   g, r2, i2, z, Y, NB921
  December (11/25-12/13)   g, r2, i2, z, Y, NB921 → IB945
  January (12/27-1/10)   g, r2, i2, z, Y, NB1010

S18A

Run Filter
February (2/07-22) g, r, i, z, Y, NB101
March (3/08-22) g, r, i, z, Y, NB527
April (4/09-23) g, r, i, z, Y, NB816
May (cancelled) g, r, i, z, Y, NB921
June (cancelled) g, r, i, z, Y, SH

S17B

Run Filter
August (8/15-28) g, r, i, z, Y, NB816
September (9/12-26) g, r, i, z, Y, NB926
December (12/14-26) g, r, i, z, NB527, SH
January (1/08-23) g, r, i, z, Y, NB387

S17A

Run Filter
early February (2/01-2/02) g, r, i, z, Y, NB973
late February - early March (2/20-3/06) g, r, i, z, Y, NB718
late March - early April (3/20-4/03) g, r, i, z, Y, NB718
late April - early May (4/19-5/02) g, r, i, z, Y, NB921
late June - early July (6/19-29) g, r, i, z, NB816, NB921
late July (7/17-31) g, r, i, z, Y, NB387



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