Exposure
ID
MATIS.2024-06-01T05:21:18.220_1
Header ID
MATIS.2024-06-01T05:21:18.220
Date updated
2024-06-01 05:30:41 UTC+0000
Release date
2025-06-01 05:30:41 UTC+0000
UTC Start
2024-06-01 05:21:18.220
UTC End
2024-06-01 05:22:18.228
MJD Start
60462.22312755
MJD End
60462.223822087
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004941
Ambient temperature (°C)
15.16
Seeing (arcsec)
0.695
Observation
ID
59473
Category
science
Program ID
113.26KD.005
Program Title
IMAGING THE SUB-AU DETAILS OF THE EXTREME DEBRIS DISK AROUND HD 166191
Program Type
Normal
PI / COI
CHEN / VARGA / LYKOU / MOOR / ABRAHAM / KOSPAL / CRUZ-SAENZ DE MIERA / WEIGELT / KOBUS / HOGERHEIJDE / WOLF / AUGEREAU / PRIOLET / LEINHARDT / CARTER / LOPEZ / DANCHI / HENNING / HOFMANN / MATTER / PANTIN / PETROV / SCHERTL / VAN BOEKEL
Target
ID
44094
Name
HD_166191
RA
272.627518
DEC
-23.56708
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.2890 56.2960 20.2000 20.4000
U1-U3 101.7300 101.7520 26.5000 26.6000
U1-U4 128.0310 128.1100 54.6240 54.7520
U2-U3 46.1920 46.2070 34.2000 34.3000
U2-U4 87.5590 87.6320 75.9170 76.0320
U3-U4 61.3590 61.4060 106.0000 106.0910
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26KD.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60462.22312755
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_166191
RA 272.627518
DEC -23.56708
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 56.289
HIERARCH ESO ISS PBL12 END 56.296
HIERARCH ESO ISS PBLA12 START 20.2
HIERARCH ESO ISS PBLA12 END 20.4
HIERARCH ESO ISS PBL13 START 101.73
HIERARCH ESO ISS PBL13 END 101.752
HIERARCH ESO ISS PBLA13 START 26.5
HIERARCH ESO ISS PBLA13 END 26.6
HIERARCH ESO ISS PBL14 START 128.031
HIERARCH ESO ISS PBL14 END 128.11
HIERARCH ESO ISS PBLA14 START 54.624
HIERARCH ESO ISS PBLA14 END 54.752
HIERARCH ESO ISS PBL23 START 46.192
HIERARCH ESO ISS PBL23 END 46.207
HIERARCH ESO ISS PBLA23 START 34.2
HIERARCH ESO ISS PBLA23 END 34.3
HIERARCH ESO ISS PBL24 START 87.559
HIERARCH ESO ISS PBL24 END 87.632
HIERARCH ESO ISS PBLA24 START 75.917
HIERARCH ESO ISS PBLA24 END 76.032
HIERARCH ESO ISS PBL34 START 61.359
HIERARCH ESO ISS PBL34 END 61.406
HIERARCH ESO ISS PBLA34 START 106.0
HIERARCH ESO ISS PBLA34 END 106.091
HIERARCH ESO ISS AMBI TAU0 START 0.004985
HIERARCH ESO ISS AMBI TAU0 END 0.004897
HIERARCH ESO ISS AMBI TEMP 15.16
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.65