Exposure
ID
MATIS.2021-05-24T09:34:37.227_1
Header ID
MATIS.2021-05-24T09:34:37.227
Date updated
2021-05-24 09:45:28 UTC+0000
Release date
2022-05-24 09:45:28 UTC+0000
UTC Start
2021-05-24 09:34:37.227
UTC End
2021-05-24 09:35:37.287
MJD Start
59358.39904198
MJD End
59358.3997371189
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003104
Ambient temperature (°C)
11.41
Seeing (arcsec)
1.13
Observation
ID
47458
Category
science
Program ID
105.20ER.001
Program Title
MULTI-EPOCH SPATIALLY RESOLVED OBSERVATIONS OF AN EXTREME DEBRIS DISC FOLLOWING A DUST-RELEASING IMPACT EVENT
Program Type
Normal
PI / COI
CHEN/ SU/ MOOR/ VARGA/ KREPLIN/ KENNEDY/ WHITE/ CRUZ-SAENZ DE MIERA/ SCHERTL/ HOFMANN/ WEIGELT/ KOSPAL/ ABRAHAM/ HUGHES
Target
ID
35596
Name
HD_166191
RA
272.627485
DEC
-23.56707
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 53.0850 53.0370 37.9000 37.9000
U1-U3 93.8610 93.7470 43.7000 43.7000
U1-U4 106.1850 105.8950 73.0810 73.1340
U2-U3 41.3870 41.3200 51.0000 51.1000
U2-U4 69.8500 69.6290 99.0480 99.1770
U3-U4 52.1880 52.0910 135.1570 135.3640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.20ER.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59358.39904198
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_166191
RA 272.627485
DEC -23.56707
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 53.085
HIERARCH ESO ISS PBL12 END 53.037
HIERARCH ESO ISS PBLA12 START 37.9
HIERARCH ESO ISS PBLA12 END 37.9
HIERARCH ESO ISS PBL13 START 93.861
HIERARCH ESO ISS PBL13 END 93.747
HIERARCH ESO ISS PBLA13 START 43.7
HIERARCH ESO ISS PBLA13 END 43.7
HIERARCH ESO ISS PBL14 START 106.185
HIERARCH ESO ISS PBL14 END 105.895
HIERARCH ESO ISS PBLA14 START 73.081
HIERARCH ESO ISS PBLA14 END 73.134
HIERARCH ESO ISS PBL23 START 41.387
HIERARCH ESO ISS PBL23 END 41.32
HIERARCH ESO ISS PBLA23 START 51.0
HIERARCH ESO ISS PBLA23 END 51.1
HIERARCH ESO ISS PBL24 START 69.85
HIERARCH ESO ISS PBL24 END 69.629
HIERARCH ESO ISS PBLA24 START 99.048
HIERARCH ESO ISS PBLA24 END 99.177
HIERARCH ESO ISS PBL34 START 52.188
HIERARCH ESO ISS PBL34 END 52.091
HIERARCH ESO ISS PBLA34 START 135.157
HIERARCH ESO ISS PBLA34 END 135.364
HIERARCH ESO ISS AMBI TAU0 START 0.003104
HIERARCH ESO ISS AMBI TAU0 END 0.003104
HIERARCH ESO ISS AMBI TEMP 11.41
HIERARCH ESO ISS AMBI FWHM START 1.27
HIERARCH ESO ISS AMBI FWHM END 0.99