Night Log 2025-06-29

SA: Alexei
SO: Austun
Others: Thabelo to fix fold mirror

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Summary
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=> Nice stable mostly dark night. We had some technical issues, but observed many high priority blocks.

Science data taken for:
2025-1-SCI-008 P1 RSS (Monitoring a special sample of quasars showing large continuum variations in their spectra.)
2025-1-SCI-017 P1 RSS (Time-series spectra of cataclysmic variables.)
2024-2-LSP-001 P2 RSS (x5) (Followup of Transients)
2025-1-SCI-021 P2 RSS (Testing grain growth and alignment in Coalsack cloud through spectropolarimetry)
2025-1-MLT-007 P2 HRS (Age Dating UMa)
2025-1-SCI-005 P3 RSS (Variations of Dark Matter Fraction among Galaxies)

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Night Log 2025-06-28

SA: Alexei
SO: Austun
Others:

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Summary
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=> Telescope was closed most of the time because high humidity and thick clouds. Opened only about 3 hours before morning twilight. Two P1 blocks were observed after mirror alignment.

Science data taken for:
2024-2-LSP-001 P1 RSS (Followup of Transients)
2025-1-SCI-008 P1 RSS (Monitoring a special sample of quasars showing large continuum variations in their spectra.)

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Night Log 2025-06-27

SA: Alexei
SO: Austun
Others:

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Summary
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=> Lost entire night due to high humidity and clouds

No science data taken.

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Night Log 2025-06-26

SA: Alexei
SO: Austun
Others:

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Summary
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=> The whole night was lost due to bad weather.
=> HRS weekly calibrations were done

No science data taken.

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Night Log 2025-06-25

SA: Alexei
SO: Austun
Others:

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Summary
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=> Night was lost due to bad weather

No science data taken.

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Night Log 2025-06-24

SA: Antoine
SO: Nomzamo
Others: E10, Alexei and Austun

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Summary
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We did not manage to observe tonight due to the weather; the wind speed was too high and unstable.

No science data taken.

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Night Log 2025-06-23

SA: Antoine
SO: Nomzamo
Others: Devakshan

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Summary
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We had to deal with high humidity, but managed to observe many blocks.

Science data taken for:
2025-1-SCI-017 P1 RSS (Time-series spectra of cataclysmic variables.)
2024-2-SCI-025 P1 RSS (x2) (Looking for proto hot Jupiters)
2025-1-SCI-015 P1 RSS (Probing the large-scale gas flows im and around galaxies)
2024-2-MLT-003 P2 RSS (Photometric Reverberation Mapping of Seyfert AGN)
2025-1-SCI-005 P2 RSS (Variations of Dark Matter Fraction among Galaxies)
2025-1-SCI-014 P2 RSS (Spatially resolved optical spectra of post-starburst galaxies )
2024-1-ORP-001 P3 RSS (x2) (Double white dwarf candidates)
2025-1-SCI-011 P3 RSS (x2) (Radial Velocity measurements of short-period pulsating stars. )

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Night Log 2025-06-22

SA: Antoine
SO: Nomzamo
Others:

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Summary
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The weather was not our friend tonight, which only allowed us to observe 2 blocks.

Science data taken for:
2024-2-SCI-025 P1 RSS (Looking for proto hot Jupiters)
2025-1-SCI-011 P3 RSS (Radial Velocity measurements of short-period pulsating stars. )

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Night Log 2025-06-21

SA: Antoine
SO: Nomzamo
Others: E10, Eben, Michael, Danièl, Devakshan, Anthony and NIco

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Summary
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A full night of observing with very little technical problems.

Science data taken for:
2025-1-SCI-008 P1 RSS (Monitoring a special sample of quasars showing large continuum variations in their spectra.)
2025-1-SCI-005 P2 RSS (Variations of Dark Matter Fraction among Galaxies)
2025-1-SCI-009 P3 RSS (x3) (We are probing the large scale outflows in bright quasars through absorption spectroscopy.)
2025-1-SCI-011 P3 RSS (x6) (Radial Velocity measurements of short-period pulsating stars. )
2024-2-LSP-001 P3 RSS (Followup of Transients)

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Night Log 2025-06-20

SA: Antoine
SO: Nomzamo
Others: Michael and E10

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Summary
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Lost the entire night due to weather

No science data taken.

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Night Log 2025-06-19

SA: Antoine
SO: Nomzamo
Others: Lisa, Nico, Daniel and Michael

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Summary
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We did not manage to observe tonight due to the weather. We tried to open, but the humidity was rising too fast, so we closed immediately.

No science data taken.

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Night Log 2025-06-18

SA: Antoine
SO: Nomzamo
Others: Etienne

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Summary
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Lost the entire night due to weather

No science data taken.

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Night Log 2025-06-17

SA: Rudi
SO: Nomzamo
Others: Narges, Antoine

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Summary
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High humidity and freezing temperatures kept us closed all night.

No science data taken.

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Night Log 2025-06-16

SA: Rudi
SO: Nomzamo
Others: Narges, Sam and Wimpie

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Summary
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A full night of observing with a little downtime. The humidity forced us to close with about 2 hours to go before the end of the night.

Science data taken for:
2025-1-MLT-003 P1 HRS (Unraveling the enigmatic variability of AE Cir system with SALT)
2024-2-SCI-025 P1 HRS (Looking for proto hot Jupiters)
2025-1-SCI-009 P2 RSS (We are probing the large scale outflows in bright quasars through absorption spectroscopy.)
2024-2-MLT-001 P2 HRS (x2) (Spectroscopy of compact heirarchial triples)
2024-2-LSP-001 P2 HRS (Followup of Transients)
2025-1-MLT-007 P2 HRS (Age Dating UMa)
2025-1-SCI-003 P3 HRS (x2) (Defining a new chemically peculiar star catalogue)
2025-1-SCI-004 P3 HRS (High resolution spectrocopy of Type II Cepheids)
2025-1-SCI-011 P3 RSS (x2) (Radial Velocity measurements of short-period pulsating stars. )

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Night Log 2025-06-15

SA: Rudi
SO: Nomzamo
Others: Narges

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Summary
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It was a full night with some technical downtime. All priorities were observed including a P0.

Science data taken for:
2024-2-LSP-001 P0 RSS (x2) (Followup of Transients)
2025-1-MLT-007 P1 HRS (x2) (Age Dating UMa)
2025-1-MLT-003 P1 HRS (Unraveling the enigmatic variability of AE Cir system with SALT)
2024-2-LSP-001 P2 HRS (Followup of Transients)
2024-2-MLT-001 P2 HRS (Spectroscopy of compact heirarchial triples)
2025-1-SCI-011 P2 RSS (x2) (Radial Velocity measurements of short-period pulsating stars. )
2025-1-MLT-001 P2 RSS (Observations of supernovae, near and far.)
2025-1-SCI-027 P2 HRS (Orbit of a triaxial pulsator)
2025-1-SCI-002 P3 HRS (Observations of ssrAp stars)
2025-1-SCI-003 P3 HRS (x2) (Defining a new chemically peculiar star catalogue)

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Night Log 2025-06-14

SA: Rudi
SO: Veronica
Others: Narges

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Summary
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It was a full night with good weather and almost no downtime.

Science data taken for:
2023-2-MLT-003 P1 RSS (Investigating the polarised nature of TeV-emitting blazars)
2025-1-SCI-031 P1 HRS (x4) (High resolution spectra to obtain abundances of RR Lyrae stars.)
2024-2-SCI-025 P1 HRS (x2) (Looking for proto hot Jupiters)
2025-1-SCI-004 P1 HRS (x7) (High resolution spectrocopy of Type II Cepheids)
2024-2-MLT-001 P2 HRS (x4) (Spectroscopy of compact heirarchial triples)
2025-1-SCI-002 P3 HRS (Observations of ssrAp stars)
2025-1-SCI-019 P3 HRS (Study of accretion in high mass stars)
2025-1-SCI-003 P3 HRS (Defining a new chemically peculiar star catalogue)

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Night Log 2025-06-13

SA: Rudi
SO: Veronica
Others: Narges

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Summary
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It was a good night with good weather and very little downtime.

Science data taken for:
2025-1-MLT-007 P1 HRS (Age Dating UMa)
2024-2-LSP-001 P1 RSS (Followup of Transients)
2025-1-SCI-004 P2 HRS (x2) (High resolution spectrocopy of Type II Cepheids)
2025-1-SCI-019 P2 HRS (Study of accretion in high mass stars)
2024-2-MLT-001 P2 HRS (x4) (Spectroscopy of compact heirarchial triples)
2025-1-SCI-007 P3 HRS (Exocomet detection is young stars)
2025-1-SCI-031 P3 HRS (x3) (High resolution spectra to obtain abundances of RR Lyrae stars.)
2024-1-MLT-010 P3 HRS (Stellar Characterisation of Ariel mission targets: derivation of N and O abundances)
2025-1-SCI-003 P3 HRS (x4) (Defining a new chemically peculiar star catalogue)
2025-1-SCI-023 P3 HRS (Mapping of accretion Hot spot in ExLupi)

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Night Log 2025-06-12

SA: Rudi
SO: Veronica
Others: Narges, Danièl, Devakshan, Chrey

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Summary
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A full night of observing with very little technical problems. We had really good seeing conditions, but the full moon forced us to observe mostly lower priority blocks.

Science data taken for:
2024-2-SCI-025 P1 HRS (Looking for proto hot Jupiters)
2023-1-COM-002 P1 RSS (x2) (Observing the Moon for polarimetry calibrations)
2025-1-SCI-023 P2 HRS (Mapping of accretion Hot spot in ExLupi)
2024-2-MLT-001 P2 HRS (x3) (Spectroscopy of compact heirarchial triples)
2021-2-MLT-004 P2 RSS (x2) (Spectropolarimetric Monitoring of eta Car)
2025-1-SCI-003 P3 HRS (x2) (Defining a new chemically peculiar star catalogue)
2024-1-MLT-007 P3 HRS (Long-term monitoring of the first known blue large-amplitude pulsator in a binary)
2025-1-SCI-002 P3 HRS (x4) (Observations of ssrAp stars)
2025-1-SCI-031 P3 HRS (x2) (High resolution spectra to obtain abundances of RR Lyrae stars.)
2025-1-SCI-004 P3 HRS (x2) (High resolution spectrocopy of Type II Cepheids)

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Night Log 2025-06-11

SA: Rudi
SO: Veronica
Others: Narges, E10, Sunnyboy

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Summary
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A few problems at the start of the night, but very good going after that. Good seeing conditions and a few high priority blocks also observed during the bright Moon.

Science data taken for:
2025-1-SCI-001 P0 RSS (SALT Spectra of Transients)
2024-2-SCI-025 P1 HRS (Looking for proto hot Jupiters)
2021-2-MLT-004 P1 RSS (Spectropolarimetric Monitoring of eta Car)
2023-1-COM-002 P1 RSS (x2) (Observing the Moon for polarimetry calibrations)
2025-1-SCI-006 P1 RSS (Spectroscopy of giant double-double radio galaxy )
2024-2-MLT-001 P2 HRS (Spectroscopy of compact heirarchial triples)
2025-1-SCI-003 P3 HRS (x4) (Defining a new chemically peculiar star catalogue)
2025-1-SCI-031 P3 HRS (High resolution spectra to obtain abundances of RR Lyrae stars.)
2025-1-SCI-004 P3 HRS (High resolution spectrocopy of Type II Cepheids)
2024-1-MLT-010 P3 HRS (Stellar Characterisation of Ariel mission targets: derivation of N and O abundances)
2025-1-SCI-002 P3 HRS (Observations of ssrAp stars)

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Night Log 2025-06-10

SA: Moses
SO: Austun
Others: Thabelo, Rudi, Narges, Anthony, Sunnyboy

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Summary
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We were closed for the first part of the night due to the humidity, but we were able to open up and observe some blocks in the second half of the night, which mostly had great seeing conditions.

Science data taken for:
2024-2-MLT-001 P2 HRS (x3) (Spectroscopy of compact heirarchial triples)
2025-1-SCI-003 P3 HRS (x3) (Defining a new chemically peculiar star catalogue)
2025-1-SCI-002 P3 HRS (Observations of ssrAp stars)
2025-1-SCI-031 P3 HRS (x3) (High resolution spectra to obtain abundances of RR Lyrae stars.)
2025-1-SCI-004 P3 HRS (x3) (High resolution spectrocopy of Type II Cepheids)
2024-1-MLT-010 P3 HRS (Stellar Characterisation of Ariel mission targets: derivation of N and O abundances)

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Night Log 2025-06-09

SA: Moses
SO: Austun
Others:

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Summary
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Lost the whole night due to bad weather

No science data taken.

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Night Log 2025-06-08

SA: Moses
SO: Austun
Others: Antoine

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Summary
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We lost the whole night due to bad weather: overcast very humid conditions.

No science data taken.

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Night Log 2025-06-07

SA: Moses
SO: Austun
Others: Antoine

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Summary
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We lost the whole night due to bad stormy weather.


No science data taken.

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Night Log 2025-06-06

SA: Moses
SO: Austun
Others: Wimpie, Danièl

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Summary
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We were closed for most of the night due to bad weather and we only managed to observe a couple of blocks.

Science data taken for:
2024-1-COM-001 P1 NIR (NIRWALS Testing)
2024-2-MLT-001 P2 HRS (Spectroscopy of compact heirarchial triples)
2025-1-MLT-007 P2 HRS (Age Dating UMa)

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Night Log 2025-06-05

SA: Moses
SO: Austun
Others: Danièl, Encarni

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Summary
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We had clear skies with good seeing for most of the night, we managed to observe many high priority blocks.

Science data taken for:
2024-2-LSP-001 P0 RSS (x2) (Followup of Transients)
2024-2-LSP-001 P1 HRS (Followup of Transients)
2023-2-MLT-003 P1 RSS (x3) (Investigating the polarised nature of TeV-emitting blazars)
2021-2-MLT-004 P1 RSS (Spectropolarimetric Monitoring of eta Car)
2024-2-SCI-025 P1 HRS (x2) (Looking for proto hot Jupiters)
2019-1-COM-001 P1 SCAM (Burst-mirror throughput test )
2025-1-SCI-028 P2 RSS (Determining orbital periods for ultracompact binaries)
2023-1-SCI-040 P2 HRS (Searching for variable metal lines in polluted white dwarfs)
2025-1-SCI-011 P2 RSS (Radial Velocity measurements of short-period pulsating stars. )
2024-1-MLT-010 P2 HRS (Stellar Characterisation of Ariel mission targets: derivation of N and O abundances)

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Night Log 2025-06-04

SA: Moses
SO: Austun
Others: Nico, Michael, Wimpie, Danièl

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Summary
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We had some technical problems but we managed to take advantage of the clear skies to observe many high priority blocks.

Science data taken for:
2024-2-LSP-001 P1 RSS (Followup of Transients)
2025-1-SCI-031 P1 HRS (High resolution spectra to obtain abundances of RR Lyrae stars.)
2023-2-MLT-003 P1 RSS (x3) (Investigating the polarised nature of TeV-emitting blazars)
2024-2-SCI-025 P1 RSS (Looking for proto hot Jupiters)
2024-2-SCI-025 P1 HRS (Looking for proto hot Jupiters)
2024-1-ORP-001 P1 RSS (Double white dwarf candidates)
2025-1-MLT-007 P2 HRS (x2) (Age Dating UMa)
2025-1-SCI-016 P2 RSS (Probing magnetic field strength in mangnetic CVs)
2025-1-SCI-004 P2 HRS (High resolution spectrocopy of Type II Cepheids)
2025-1-SCI-011 P2 RSS (Radial Velocity measurements of short-period pulsating stars. )
2025-1-SCI-017 P2 RSS (Time-series spectra of cataclysmic variables.)
2025-1-SCI-003 P3 HRS (Defining a new chemically peculiar star catalogue)

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Night Log 2025-06-03

SA: Alexei
SO: Veronica
Others: Moses and Austun for handover

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Summary
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=> Night lost due to weather

No science data taken.

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Night Log 2025-06-02

SA: Alexei
SO: Veronica
Others:

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Summary
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=> Grey and dark night with variable seeing and humidity waves. Finally, were closed by humidity at the end of the night. One P0 block was observed and many other blocks of different priorities.

Science data taken for:
2025-1-DDT-001 P0 RSS (Spectroscopic confirmation of helium-bright intracluster filament)
2025-1-MLT-003 P1 HRS (Unraveling the enigmatic variability of AE Cir system with SALT)
2023-2-MLT-003 P1 RSS (Investigating the polarised nature of TeV-emitting blazars)
2024-2-SCI-025 P1 HRS (Looking for proto hot Jupiters)
2025-1-SCI-005 P2 RSS (x2) (Variations of Dark Matter Fraction among Galaxies)
2025-1-SCI-011 P2 RSS (x2) (Radial Velocity measurements of short-period pulsating stars. )
2024-1-MLT-010 P2 HRS (Stellar Characterisation of Ariel mission targets: derivation of N and O abundances)
2025-1-SCI-021 P2 RSS (Testing grain growth and alignment in Coalsack cloud through spectropolarimetry)
2025-1-SCI-009 P2 RSS (x2) (We are probing the large scale outflows in bright quasars through absorption spectroscopy.)
2025-1-SCI-003 P3 HRS (x2) (Defining a new chemically peculiar star catalogue)

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Night Log 2025-06-01

SA: Alexei
SO: Veronica
Others:

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Summary
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=> Very good and stable grey and dark night. Three P0 blocks were observed and many other blocks with very good seeing.

Science data taken for:
2024-2-LSP-001 P0 RSS (x3) (Followup of Transients)
2025-1-SCI-024 P1 RSS (Probing glaxy evolution using large scale gas flows around galaxies)
2023-2-MLT-003 P1 RSS (Investigating the polarised nature of TeV-emitting blazars)
2025-1-SCI-005 P2 RSS (Variations of Dark Matter Fraction among Galaxies)
2024-1-MLT-001 P2 RSS (x2) (Study of the outer parts of lenticular galaxies.)
2025-1-SCI-009 P2 RSS (We are probing the large scale outflows in bright quasars through absorption spectroscopy.)
2024-1-ORP-001 P2 RSS (Double white dwarf candidates)
2025-1-SCI-003 P3 HRS (Defining a new chemically peculiar star catalogue)
2025-1-SCI-002 P3 HRS (Observations of ssrAp stars)

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Night Log 2025-05-31

SA: Alexei
SO: Veronica
Others:

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Summary
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=> Mostly dark time night with stable enough weather and very bad seeng above 3" most of the time. Anyway, many HRS blocks were observed and some of them were high priority.

Science data taken for:
2024-2-SCI-025 P1 HRS (x2) (Looking for proto hot Jupiters)
2025-1-MLT-007 P2 HRS (x9) (Age Dating UMa)
2025-1-MLT-002 P2 RSS (Tracking Accretion Flows via BLR Emission in Changing-Look Active Galactic Nuclei)
2025-1-SCI-009 P2 RSS (We are probing the large scale outflows in bright quasars through absorption spectroscopy.)
2023-2-MLT-003 P2 RSS (Investigating the polarised nature of TeV-emitting blazars)
2025-1-SCI-016 P2 RSS (Probing magnetic field strength in mangnetic CVs)
2025-1-SCI-003 P3 HRS (x5) (Defining a new chemically peculiar star catalogue)

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