SA: Antoine
SO: Fred
Others:
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Summary
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Night lost to weather.
No science data taken.
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SALT Astronomy
Monday, February 23, 2026
Sunday, February 22, 2026
Night Log 2026-02-21
SA: Antoine
SO: Fred
Others:
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Summary
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The weather made observing very difficult for us tonight. Dark clouds forced us to close during the first half of the night. After reopening, the seeing conditions were very poor, which limited us mostly to lower-priority observing blocks. Later, the humidity increased again and forced us to close for the remainder of the night.
Science data taken for:
2025-1-COM-001 P1 HRS (HRS HS Commissioning )
2025-2-MLT-012 P2 HRS (Search for binary stars which may form planetary nebulae.)
2025-2-SCI-003 P3 HRS (x2) (Cosmic dance of massive triple)
2025-2-LSP-001 P4 HRS (x3) (Defining a new chemically peculiar star catalogue)
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SO: Fred
Others:
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Summary
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The weather made observing very difficult for us tonight. Dark clouds forced us to close during the first half of the night. After reopening, the seeing conditions were very poor, which limited us mostly to lower-priority observing blocks. Later, the humidity increased again and forced us to close for the remainder of the night.
Science data taken for:
2025-1-COM-001 P1 HRS (HRS HS Commissioning )
2025-2-MLT-012 P2 HRS (Search for binary stars which may form planetary nebulae.)
2025-2-SCI-003 P3 HRS (x2) (Cosmic dance of massive triple)
2025-2-LSP-001 P4 HRS (x3) (Defining a new chemically peculiar star catalogue)
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Saturday, February 21, 2026
Night Log 2026-02-20
SA: Antoine
SO: Fred
Others: Thabelo and Dev
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Summary
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We observed a good mix of priority blocks with good and stable seeing conditions.
Science data taken for:
2025-2-MLT-011 P0 RSS (Obtaining dynamical information and constraining galaxy cluster merger geometries and timescales)
2024-2-MLT-006 P1 HRS (HRS observations of a high mass binary system.)
2025-2-MLT-006 P1 RSS (Study of galaxy properties of galaxy group HIPASS 1059-09)
2025-2-MLT-009 P1 RSS (x2) (Spectroscopy of ultra-diffuse galaxies)
2025-2-SCI-039 P2 RSS (Optical and near-infrared IFU observations of nearby starbursts and LIRGs)
2025-2-SCI-025 P3 RSS (x2) (RSS spectropolarimetry of Herbig Be stars at H? to trace accretion geometry.)
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SO: Fred
Others: Thabelo and Dev
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Summary
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We observed a good mix of priority blocks with good and stable seeing conditions.
Science data taken for:
2025-2-MLT-011 P0 RSS (Obtaining dynamical information and constraining galaxy cluster merger geometries and timescales)
2024-2-MLT-006 P1 HRS (HRS observations of a high mass binary system.)
2025-2-MLT-006 P1 RSS (Study of galaxy properties of galaxy group HIPASS 1059-09)
2025-2-MLT-009 P1 RSS (x2) (Spectroscopy of ultra-diffuse galaxies)
2025-2-SCI-039 P2 RSS (Optical and near-infrared IFU observations of nearby starbursts and LIRGs)
2025-2-SCI-025 P3 RSS (x2) (RSS spectropolarimetry of Herbig Be stars at H? to trace accretion geometry.)
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Friday, February 20, 2026
Night Log 2026-02-19
SA: Antoine
SO: Fred
Others: Dev and Rudi for TimDIMM and Thabelo for PFGS
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Summary
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We observed a good mix of priority blocks, but humidity forced us to close before twilight.
Science data taken for:
2025-2-MLT-011 P0 RSS (Obtaining dynamical information and constraining galaxy cluster merger geometries and timescales)
2025-1-MLT-001 P0 RSS (Observations of supernovae, near and far.)
2025-2-LSP-002 P1 NIR (x2) (Reverberation mapping of high-z quasars )
2024-2-LSP-002 P1 RSS (Pan-African AGN survey using SALT/IFS: tracing the properties of AGN and their host galaxies)
2025-2-SCI-025 P2 RSS (x5) (RSS spectropolarimetry of Herbig Be stars at H? to trace accretion geometry.)
2025-2-SCI-030 P3 RSS (Study of radio source with signatures of jet precession)
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SO: Fred
Others: Dev and Rudi for TimDIMM and Thabelo for PFGS
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Summary
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We observed a good mix of priority blocks, but humidity forced us to close before twilight.
Science data taken for:
2025-2-MLT-011 P0 RSS (Obtaining dynamical information and constraining galaxy cluster merger geometries and timescales)
2025-1-MLT-001 P0 RSS (Observations of supernovae, near and far.)
2025-2-LSP-002 P1 NIR (x2) (Reverberation mapping of high-z quasars )
2024-2-LSP-002 P1 RSS (Pan-African AGN survey using SALT/IFS: tracing the properties of AGN and their host galaxies)
2025-2-SCI-025 P2 RSS (x5) (RSS spectropolarimetry of Herbig Be stars at H? to trace accretion geometry.)
2025-2-SCI-030 P3 RSS (Study of radio source with signatures of jet precession)
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Thursday, February 19, 2026
Night Log 2026-02-18
SA: Antoine
SO: Fred
Others: Dev and Thabelo
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Summary
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A full night of observing in relatively good seeing conditions to start off our week. we observed a good number of high-priority blocks.
Science data taken for:
2025-2-MLT-006 P1 RSS (Study of galaxy properties of galaxy group HIPASS 1059-09)
2025-2-SCI-023 P1 RSS (Measuring the orbit and disc of a neutron star X-ray binary)
2024-2-LSP-002 P1 RSS (Pan-African AGN survey using SALT/IFS: tracing the properties of AGN and their host galaxies)
2021-2-MLT-004 P1 RSS (Spectropolarimetric Monitoring of eta Car)
2025-2-LSP-002 P1 NIR (x2) (Reverberation mapping of high-z quasars )
2025-2-SCI-014 P1 RSS (x2) (We are probing the large scale outflows in bright quasars through absorption spectroscopy.)
2025-2-MLT-005 P2 RSS (IFU observations of nearby MHONGOOSE galaxies)
2025-2-SCI-025 P2 RSS (RSS spectropolarimetry of Herbig Be stars at H? to trace accretion geometry.)
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SO: Fred
Others: Dev and Thabelo
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Summary
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A full night of observing in relatively good seeing conditions to start off our week. we observed a good number of high-priority blocks.
Science data taken for:
2025-2-MLT-006 P1 RSS (Study of galaxy properties of galaxy group HIPASS 1059-09)
2025-2-SCI-023 P1 RSS (Measuring the orbit and disc of a neutron star X-ray binary)
2024-2-LSP-002 P1 RSS (Pan-African AGN survey using SALT/IFS: tracing the properties of AGN and their host galaxies)
2021-2-MLT-004 P1 RSS (Spectropolarimetric Monitoring of eta Car)
2025-2-LSP-002 P1 NIR (x2) (Reverberation mapping of high-z quasars )
2025-2-SCI-014 P1 RSS (x2) (We are probing the large scale outflows in bright quasars through absorption spectroscopy.)
2025-2-MLT-005 P2 RSS (IFU observations of nearby MHONGOOSE galaxies)
2025-2-SCI-025 P2 RSS (RSS spectropolarimetry of Herbig Be stars at H? to trace accretion geometry.)
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Wednesday, February 18, 2026
Night Log 2026-02-17
SA: Lee
SO: Veronica
Others: Fred, Antoine, Thor, Lizette
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Summary
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The thunderstorms from earlier in the day eventually cleared out and left us with just over half the night to observe with clear skies and good seeing. We completed 6 high priority dark moon blocks.
Science data taken for:
2024-2-LSP-001 P0 RSS (Followup of Transients)
2025-2-MLT-006 P1 RSS (Study of galaxy properties of galaxy group HIPASS 1059-09)
2025-2-MLT-009 P1 RSS (x2) (Spectroscopy of ultra-diffuse galaxies)
2021-2-MLT-004 P1 RSS (Spectropolarimetric Monitoring of eta Car)
2025-2-SCI-023 P1 RSS (Measuring the orbit and disc of a neutron star X-ray binary)
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SO: Veronica
Others: Fred, Antoine, Thor, Lizette
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Summary
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The thunderstorms from earlier in the day eventually cleared out and left us with just over half the night to observe with clear skies and good seeing. We completed 6 high priority dark moon blocks.
Science data taken for:
2024-2-LSP-001 P0 RSS (Followup of Transients)
2025-2-MLT-006 P1 RSS (Study of galaxy properties of galaxy group HIPASS 1059-09)
2025-2-MLT-009 P1 RSS (x2) (Spectroscopy of ultra-diffuse galaxies)
2021-2-MLT-004 P1 RSS (Spectropolarimetric Monitoring of eta Car)
2025-2-SCI-023 P1 RSS (Measuring the orbit and disc of a neutron star X-ray binary)
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Tuesday, February 17, 2026
Night Log 2026-02-16
SA: Lee
SO: Veronica
Others:
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Summary
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Night lost to weather.
No science data taken.
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SO: Veronica
Others:
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Summary
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Night lost to weather.
No science data taken.
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