Table 1.
Open in new tab

NACO and VISIR observations of Apep used in this manuscript with the central wavelength (λ0) and width (δλ) of each observing band listed. Narrow-band (NB) and intermediate-band (IB) filters were used in the 2016 epoch of near-infrared imagery.

InstrumentFilter nameλ0 / δλ (μm)MaskCalibrator starObserving date
NACOIB_2.242.24 / 0.06Full pupilHD 1446482016 Apr 25, 28
NB_3.743.740 / 0.02Full pupilHD 1446482016 Apr 28
NB_4.054.051 / 0.02Full pupilHD 1446482016 Apr 28
J1.265 / 0.257-hole[W71b] 113-032019 Mar 20, 24
J1.265 / 0.259-holeHD 1424892019 Mar 21
H1.66 / 0.337-hole[W71b] 113-032019 Mar 20, 24
H1.66 / 0.339-holeHD 1424892019 Mar 21
Ks2.18 / 0.357-hole[W71b] 113-032019 Mar 20, 24
Ks2.18 / 0.359-holeHD 1424892019 Mar 21
L’3.80 / 0.629-holeIRAS 15539-52192019 Mar 22
M’4.78 / 0.599-holeIRAS 15539-52192019 Mar 22
VISIRJ8.98.72 / 0.73Full pupil2016 Aug 13
J11.711.52 / 0.85Full pupil2016 Jul 23
J8.98.72 / 0.73Full pupil2017 Jul 31
J8.98.72 / 0.73Full pupil2018 May 21
Q319.50 / 0.40Full pupil2018 Jun 5
InstrumentFilter nameλ0 / δλ (μm)MaskCalibrator starObserving date
NACOIB_2.242.24 / 0.06Full pupilHD 1446482016 Apr 25, 28
NB_3.743.740 / 0.02Full pupilHD 1446482016 Apr 28
NB_4.054.051 / 0.02Full pupilHD 1446482016 Apr 28
J1.265 / 0.257-hole[W71b] 113-032019 Mar 20, 24
J1.265 / 0.259-holeHD 1424892019 Mar 21
H1.66 / 0.337-hole[W71b] 113-032019 Mar 20, 24
H1.66 / 0.339-holeHD 1424892019 Mar 21
Ks2.18 / 0.357-hole[W71b] 113-032019 Mar 20, 24
Ks2.18 / 0.359-holeHD 1424892019 Mar 21
L’3.80 / 0.629-holeIRAS 15539-52192019 Mar 22
M’4.78 / 0.599-holeIRAS 15539-52192019 Mar 22
VISIRJ8.98.72 / 0.73Full pupil2016 Aug 13
J11.711.52 / 0.85Full pupil2016 Jul 23
J8.98.72 / 0.73Full pupil2017 Jul 31
J8.98.72 / 0.73Full pupil2018 May 21
Q319.50 / 0.40Full pupil2018 Jun 5
Table 1.
Open in new tab

NACO and VISIR observations of Apep used in this manuscript with the central wavelength (λ0) and width (δλ) of each observing band listed. Narrow-band (NB) and intermediate-band (IB) filters were used in the 2016 epoch of near-infrared imagery.

InstrumentFilter nameλ0 / δλ (μm)MaskCalibrator starObserving date
NACOIB_2.242.24 / 0.06Full pupilHD 1446482016 Apr 25, 28
NB_3.743.740 / 0.02Full pupilHD 1446482016 Apr 28
NB_4.054.051 / 0.02Full pupilHD 1446482016 Apr 28
J1.265 / 0.257-hole[W71b] 113-032019 Mar 20, 24
J1.265 / 0.259-holeHD 1424892019 Mar 21
H1.66 / 0.337-hole[W71b] 113-032019 Mar 20, 24
H1.66 / 0.339-holeHD 1424892019 Mar 21
Ks2.18 / 0.357-hole[W71b] 113-032019 Mar 20, 24
Ks2.18 / 0.359-holeHD 1424892019 Mar 21
L’3.80 / 0.629-holeIRAS 15539-52192019 Mar 22
M’4.78 / 0.599-holeIRAS 15539-52192019 Mar 22
VISIRJ8.98.72 / 0.73Full pupil2016 Aug 13
J11.711.52 / 0.85Full pupil2016 Jul 23
J8.98.72 / 0.73Full pupil2017 Jul 31
J8.98.72 / 0.73Full pupil2018 May 21
Q319.50 / 0.40Full pupil2018 Jun 5
InstrumentFilter nameλ0 / δλ (μm)MaskCalibrator starObserving date
NACOIB_2.242.24 / 0.06Full pupilHD 1446482016 Apr 25, 28
NB_3.743.740 / 0.02Full pupilHD 1446482016 Apr 28
NB_4.054.051 / 0.02Full pupilHD 1446482016 Apr 28
J1.265 / 0.257-hole[W71b] 113-032019 Mar 20, 24
J1.265 / 0.259-holeHD 1424892019 Mar 21
H1.66 / 0.337-hole[W71b] 113-032019 Mar 20, 24
H1.66 / 0.339-holeHD 1424892019 Mar 21
Ks2.18 / 0.357-hole[W71b] 113-032019 Mar 20, 24
Ks2.18 / 0.359-holeHD 1424892019 Mar 21
L’3.80 / 0.629-holeIRAS 15539-52192019 Mar 22
M’4.78 / 0.599-holeIRAS 15539-52192019 Mar 22
VISIRJ8.98.72 / 0.73Full pupil2016 Aug 13
J11.711.52 / 0.85Full pupil2016 Jul 23
J8.98.72 / 0.73Full pupil2017 Jul 31
J8.98.72 / 0.73Full pupil2018 May 21
Q319.50 / 0.40Full pupil2018 Jun 5
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