Exposure
ID
MATIS.2025-02-15T04:23:04.972_1
Header ID
MATIS.2025-02-15T04:23:04.972
Date updated
2025-02-15 04:30:39 UTC+0000
Release date
2026-02-15 04:30:39 UTC+0000
UTC Start
2025-02-15 04:23:04.972
UTC End
2025-02-15 04:24:04.980
MJD Start
60721.18269644
MJD End
60721.18339097704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.010668
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.6599999999999999
Observation
ID
64521
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
48013
Name
T_Cha
RA
179.312101
DEC
-79.35847
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 40.4090 40.4040 8.7000 8.9000
U1-U3 78.3970 78.3830 14.9000 15.1000
U1-U4 123.6790 123.6600 35.3020 35.5440
U2-U3 38.4800 38.4720 21.5000 21.7000
U2-U4 89.4220 89.4210 46.9970 47.2500
U3-U4 57.1590 57.1770 63.8640 64.1280
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 60721.18269644
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Cha
RA 179.312101
DEC -79.35847
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 40.409
HIERARCH ESO ISS PBL12 END 40.404
HIERARCH ESO ISS PBLA12 START 8.7
HIERARCH ESO ISS PBLA12 END 8.9
HIERARCH ESO ISS PBL13 START 78.397
HIERARCH ESO ISS PBL13 END 78.383
HIERARCH ESO ISS PBLA13 START 14.9
HIERARCH ESO ISS PBLA13 END 15.1
HIERARCH ESO ISS PBL14 START 123.679
HIERARCH ESO ISS PBL14 END 123.66
HIERARCH ESO ISS PBLA14 START 35.302
HIERARCH ESO ISS PBLA14 END 35.544
HIERARCH ESO ISS PBL23 START 38.48
HIERARCH ESO ISS PBL23 END 38.472
HIERARCH ESO ISS PBLA23 START 21.5
HIERARCH ESO ISS PBLA23 END 21.7
HIERARCH ESO ISS PBL24 START 89.422
HIERARCH ESO ISS PBL24 END 89.421
HIERARCH ESO ISS PBLA24 START 46.997
HIERARCH ESO ISS PBLA24 END 47.25
HIERARCH ESO ISS PBL34 START 57.159
HIERARCH ESO ISS PBL34 END 57.177
HIERARCH ESO ISS PBLA34 START 63.864
HIERARCH ESO ISS PBLA34 END 64.128
HIERARCH ESO ISS AMBI TAU0 START 0.010624
HIERARCH ESO ISS AMBI TAU0 END 0.010712
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.69