Exposure
ID
MATIS.2025-02-15T04:29:06.280_1
Header ID
MATIS.2025-02-15T04:29:06.280
Date updated
2025-02-15 04:35:42 UTC+0000
Release date
2026-02-15 04:35:40 UTC+0000
UTC Start
2025-02-15 04:29:06.280
UTC End
2025-02-15 04:30:06.288
MJD Start
60721.18687824
MJD End
60721.18757277704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0109895
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.62
Observation
ID
64529
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
48019
Name
T_Cha
RA
179.312403
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 40.3790 40.3730 9.9000 10.1000
U1-U3 78.3120 78.2970 16.2000 16.4000
U1-U4 123.5640 123.5440 36.7130 36.9470
U2-U3 38.4330 38.4240 22.8000 23.0000
U2-U4 89.4170 89.4160 48.4780 48.7240
U3-U4 57.2680 57.2860 65.4000 65.6550
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 60721.18687824
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Cha
RA 179.312403
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 40.379
HIERARCH ESO ISS PBL12 END 40.373
HIERARCH ESO ISS PBLA12 START 9.9
HIERARCH ESO ISS PBLA12 END 10.1
HIERARCH ESO ISS PBL13 START 78.312
HIERARCH ESO ISS PBL13 END 78.297
HIERARCH ESO ISS PBLA13 START 16.2
HIERARCH ESO ISS PBLA13 END 16.4
HIERARCH ESO ISS PBL14 START 123.564
HIERARCH ESO ISS PBL14 END 123.544
HIERARCH ESO ISS PBLA14 START 36.713
HIERARCH ESO ISS PBLA14 END 36.947
HIERARCH ESO ISS PBL23 START 38.433
HIERARCH ESO ISS PBL23 END 38.424
HIERARCH ESO ISS PBLA23 START 22.8
HIERARCH ESO ISS PBLA23 END 23.0
HIERARCH ESO ISS PBL24 START 89.417
HIERARCH ESO ISS PBL24 END 89.416
HIERARCH ESO ISS PBLA24 START 48.478
HIERARCH ESO ISS PBLA24 END 48.724
HIERARCH ESO ISS PBL34 START 57.268
HIERARCH ESO ISS PBL34 END 57.286
HIERARCH ESO ISS PBLA34 START 65.4
HIERARCH ESO ISS PBLA34 END 65.655
HIERARCH ESO ISS AMBI TAU0 START 0.009945
HIERARCH ESO ISS AMBI TAU0 END 0.012034
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.6