Exposure
ID
MATIS.2021-05-24T09:36:00.415_1
Header ID
MATIS.2021-05-24T09:36:00.415
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 09:36:00.415
UTC End
2021-05-24 09:37:00.475
MJD Start
59358.4000048
MJD End
59358.4006999389
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003113
Ambient temperature (°C)
11.49
Seeing (arcsec)
0.99
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 53.0190 52.9690 37.9000 38.0000
U1-U3 93.7050 93.5860 43.7000 43.7000
U1-U4 105.7880 105.4860 73.1530 73.2070
U2-U3 41.2950 41.2250 51.1000 51.1000
U2-U4 69.5470 69.3170 99.2250 99.3590
U3-U4 52.0550 51.9550 135.4410 135.6570
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 59358.4000048
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 53.019
HIERARCH ESO ISS PBL12 END 52.969
HIERARCH ESO ISS PBLA12 START 37.9
HIERARCH ESO ISS PBLA12 END 38.0
HIERARCH ESO ISS PBL13 START 93.705
HIERARCH ESO ISS PBL13 END 93.586
HIERARCH ESO ISS PBLA13 START 43.7
HIERARCH ESO ISS PBLA13 END 43.7
HIERARCH ESO ISS PBL14 START 105.788
HIERARCH ESO ISS PBL14 END 105.486
HIERARCH ESO ISS PBLA14 START 73.153
HIERARCH ESO ISS PBLA14 END 73.207
HIERARCH ESO ISS PBL23 START 41.295
HIERARCH ESO ISS PBL23 END 41.225
HIERARCH ESO ISS PBLA23 START 51.1
HIERARCH ESO ISS PBLA23 END 51.1
HIERARCH ESO ISS PBL24 START 69.547
HIERARCH ESO ISS PBL24 END 69.317
HIERARCH ESO ISS PBLA24 START 99.225
HIERARCH ESO ISS PBLA24 END 99.359
HIERARCH ESO ISS PBL34 START 52.055
HIERARCH ESO ISS PBL34 END 51.955
HIERARCH ESO ISS PBLA34 START 135.441
HIERARCH ESO ISS PBLA34 END 135.657
HIERARCH ESO ISS AMBI TAU0 START 0.003104
HIERARCH ESO ISS AMBI TAU0 END 0.003122
HIERARCH ESO ISS AMBI TEMP 11.49
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99