Exposure
ID
MATIS.2025-02-15T04:32:56.940_1
Header ID
MATIS.2025-02-15T04:32:56.940
Date updated
2025-02-15 04:40:41 UTC+0000
Release date
2026-02-15 04:40:40 UTC+0000
UTC Start
2025-02-15 04:32:56.940
UTC End
2025-02-15 04:33:56.948
MJD Start
60721.18954792
MJD End
60721.19024245704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.011848000000000001
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.62
Observation
ID
64535
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
48023
Name
T_Cha
RA
179.31241
DEC
-79.35846
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 40.3570 40.3510 10.6000 10.9000
U1-U3 78.2540 78.2380 17.0000 17.2000
U1-U4 123.4880 123.4670 37.6090 37.8510
U2-U3 38.4010 38.3920 23.6000 23.8000
U2-U4 89.4130 89.4120 49.4190 49.6730
U3-U4 57.3370 57.3560 66.3750 66.6370
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 60721.18954792
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Cha
RA 179.31241
DEC -79.35846
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 40.357
HIERARCH ESO ISS PBL12 END 40.351
HIERARCH ESO ISS PBLA12 START 10.6
HIERARCH ESO ISS PBLA12 END 10.9
HIERARCH ESO ISS PBL13 START 78.254
HIERARCH ESO ISS PBL13 END 78.238
HIERARCH ESO ISS PBLA13 START 17.0
HIERARCH ESO ISS PBLA13 END 17.2
HIERARCH ESO ISS PBL14 START 123.488
HIERARCH ESO ISS PBL14 END 123.467
HIERARCH ESO ISS PBLA14 START 37.609
HIERARCH ESO ISS PBLA14 END 37.851
HIERARCH ESO ISS PBL23 START 38.401
HIERARCH ESO ISS PBL23 END 38.392
HIERARCH ESO ISS PBLA23 START 23.6
HIERARCH ESO ISS PBLA23 END 23.8
HIERARCH ESO ISS PBL24 START 89.413
HIERARCH ESO ISS PBL24 END 89.412
HIERARCH ESO ISS PBLA24 START 49.419
HIERARCH ESO ISS PBLA24 END 49.673
HIERARCH ESO ISS PBL34 START 57.337
HIERARCH ESO ISS PBL34 END 57.356
HIERARCH ESO ISS PBLA34 START 66.375
HIERARCH ESO ISS PBLA34 END 66.637
HIERARCH ESO ISS AMBI TAU0 START 0.011145
HIERARCH ESO ISS AMBI TAU0 END 0.012551
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.69