Exposure
ID
MATIS.2021-09-18T07:48:45.407_1
Header ID
MATIS.2021-09-18T07:48:45.407
Date updated
2021-09-18 08:01:09 UTC+0000
Release date
2022-09-18 08:01:09 UTC+0000
UTC Start
2021-09-18 07:48:45.407
UTC End
2021-09-18 07:49:45.425
MJD Start
59475.32552554
MJD End
59475.3262201928
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003125
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.87
Observation
ID
48239
Category
science
Program ID
106.21LN.006
Program Title
UNVEILLING THE PROPERTIES OF THE FIRST DUST GRAIN TO FORM AROUND OXYGEN-RICH AGB STARS
Program Type
Normal
PI / COI
KHOURI/ PALADINI/ MAERCKER/ DE BECK/ VLEMMINGS/ VELILLA PRIETO/ OLOFSSON/ BRUNO
Target
ID
36194
Name
V IK Tau
RA
58.370528
DEC
11.40596
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.5450 66.6110 274.2000 274.2000
K0-D0 87.1790 87.3450 256.2000 256.2000
K0-J3 51.7980 51.7410 324.3690 324.4070
G2-D0 31.5650 31.6260 215.4000 215.5000
G2-J3 51.8920 52.0060 44.2180 44.2980
D0-J3 83.2250 83.4020 40.8930 40.9830
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21LN.006
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59475.32552554
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V IK Tau
RA 58.370528
DEC 11.40596
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.02
HIERARCH ESO DET SEQ1 PERIOD 0.042
HIERARCH ESO DET NDIT 1429
HIERARCH ESO ISS PBL12 START 66.545
HIERARCH ESO ISS PBL12 END 66.611
HIERARCH ESO ISS PBLA12 START 274.2
HIERARCH ESO ISS PBLA12 END 274.2
HIERARCH ESO ISS PBL13 START 87.179
HIERARCH ESO ISS PBL13 END 87.345
HIERARCH ESO ISS PBLA13 START 256.2
HIERARCH ESO ISS PBLA13 END 256.2
HIERARCH ESO ISS PBL14 START 51.798
HIERARCH ESO ISS PBL14 END 51.741
HIERARCH ESO ISS PBLA14 START 324.369
HIERARCH ESO ISS PBLA14 END 324.407
HIERARCH ESO ISS PBL23 START 31.565
HIERARCH ESO ISS PBL23 END 31.626
HIERARCH ESO ISS PBLA23 START 215.4
HIERARCH ESO ISS PBLA23 END 215.5
HIERARCH ESO ISS PBL24 START 51.892
HIERARCH ESO ISS PBL24 END 52.006
HIERARCH ESO ISS PBLA24 START 44.218
HIERARCH ESO ISS PBLA24 END 44.298
HIERARCH ESO ISS PBL34 START 83.225
HIERARCH ESO ISS PBL34 END 83.402
HIERARCH ESO ISS PBLA34 START 40.893
HIERARCH ESO ISS PBLA34 END 40.983
HIERARCH ESO ISS AMBI TAU0 START 0.003196
HIERARCH ESO ISS AMBI TAU0 END 0.003054
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.91