Exposure
ID
MATIS.2025-02-15T04:26:35.853_1
Header ID
MATIS.2025-02-15T04:26:35.853
Date updated
2025-02-15 04:35:41 UTC+0000
Release date
2026-02-15 04:35:40 UTC+0000
UTC Start
2025-02-15 04:26:35.853
UTC End
2025-02-15 04:27:35.861
MJD Start
60721.18513719
MJD End
60721.18583172704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0105565
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.685
Observation
ID
64525
Category
science
Program ID
114.28J0.002
Program Title
EXPLORATION OF THE UNPRECEDENTED APPEARANCE AND FUTURE EVOLUTION OF SILICATE EMISSION IN THE DISK OF T CHA
Program Type
ToO
PI / COI
VARGA / ABRAHAM / LYKOU / KOSPAL / CHEN
Target
ID
48017
Name
T_Cha
RA
179.312322
DEC
-79.35848
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 40.3920 40.3870 9.4000 9.6000
U1-U3 78.3480 78.3340 15.6000 15.8000
U1-U4 123.6120 123.5930 36.1280 36.3620
U2-U3 38.4530 38.4450 22.2000 22.5000
U2-U4 89.4190 89.4180 47.8640 48.1100
U3-U4 57.2220 57.2400 64.7640 65.0190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.28J0.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60721.18513719
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Cha
RA 179.312322
DEC -79.35848
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 40.392
HIERARCH ESO ISS PBL12 END 40.387
HIERARCH ESO ISS PBLA12 START 9.4
HIERARCH ESO ISS PBLA12 END 9.6
HIERARCH ESO ISS PBL13 START 78.348
HIERARCH ESO ISS PBL13 END 78.334
HIERARCH ESO ISS PBLA13 START 15.6
HIERARCH ESO ISS PBLA13 END 15.8
HIERARCH ESO ISS PBL14 START 123.612
HIERARCH ESO ISS PBL14 END 123.593
HIERARCH ESO ISS PBLA14 START 36.128
HIERARCH ESO ISS PBLA14 END 36.362
HIERARCH ESO ISS PBL23 START 38.453
HIERARCH ESO ISS PBL23 END 38.445
HIERARCH ESO ISS PBLA23 START 22.2
HIERARCH ESO ISS PBLA23 END 22.5
HIERARCH ESO ISS PBL24 START 89.419
HIERARCH ESO ISS PBL24 END 89.418
HIERARCH ESO ISS PBLA24 START 47.864
HIERARCH ESO ISS PBLA24 END 48.11
HIERARCH ESO ISS PBL34 START 57.222
HIERARCH ESO ISS PBL34 END 57.24
HIERARCH ESO ISS PBLA34 START 64.764
HIERARCH ESO ISS PBLA34 END 65.019
HIERARCH ESO ISS AMBI TAU0 START 0.011006
HIERARCH ESO ISS AMBI TAU0 END 0.010107
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.68