Exposure
ID
MATIS.2025-02-15T04:27:51.313_1
Header ID
MATIS.2025-02-15T04:27:51.313
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 04:27:51.313
UTC End
2025-02-15 04:28:51.321
MJD Start
60721.18601057
MJD End
60721.186705107044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.010026
Ambient temperature (°C)
13.86
Seeing (arcsec)
0.66
Observation
ID
64527
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
48018
Name
T_Cha
RA
179.312132
DEC
-79.35844
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 40.3850 40.3800 9.6000 9.8000
U1-U3 78.3300 78.3150 15.9000 16.1000
U1-U4 123.5880 123.5680 36.4170 36.6580
U2-U3 38.4430 38.4350 22.5000 22.7000
U2-U4 89.4180 89.4170 48.1680 48.4210
U3-U4 57.2450 57.2630 65.0780 65.3410
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 60721.18601057
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Cha
RA 179.312132
DEC -79.35844
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 40.385
HIERARCH ESO ISS PBL12 END 40.38
HIERARCH ESO ISS PBLA12 START 9.6
HIERARCH ESO ISS PBLA12 END 9.8
HIERARCH ESO ISS PBL13 START 78.33
HIERARCH ESO ISS PBL13 END 78.315
HIERARCH ESO ISS PBLA13 START 15.9
HIERARCH ESO ISS PBLA13 END 16.1
HIERARCH ESO ISS PBL14 START 123.588
HIERARCH ESO ISS PBL14 END 123.568
HIERARCH ESO ISS PBLA14 START 36.417
HIERARCH ESO ISS PBLA14 END 36.658
HIERARCH ESO ISS PBL23 START 38.443
HIERARCH ESO ISS PBL23 END 38.435
HIERARCH ESO ISS PBLA23 START 22.5
HIERARCH ESO ISS PBLA23 END 22.7
HIERARCH ESO ISS PBL24 START 89.418
HIERARCH ESO ISS PBL24 END 89.417
HIERARCH ESO ISS PBLA24 START 48.168
HIERARCH ESO ISS PBLA24 END 48.421
HIERARCH ESO ISS PBL34 START 57.245
HIERARCH ESO ISS PBL34 END 57.263
HIERARCH ESO ISS PBLA34 START 65.078
HIERARCH ESO ISS PBLA34 END 65.341
HIERARCH ESO ISS AMBI TAU0 START 0.010107
HIERARCH ESO ISS AMBI TAU0 END 0.009945
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.64