Exposure
ID
MATIS.2025-02-15T04:25:20.046_1
Header ID
MATIS.2025-02-15T04:25:20.046
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 04:25:20.046
UTC End
2025-02-15 04:26:20.054
MJD Start
60721.18425979
MJD End
60721.184954327044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0104695
Ambient temperature (°C)
13.94
Seeing (arcsec)
0.7
Observation
ID
64523
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
48015
Name
T_Cha
RA
179.312264
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 40.3980 40.3930 9.1000 9.3000
U1-U3 78.3660 78.3520 15.4000 15.6000
U1-U4 123.6360 123.6170 35.8320 36.0650
U2-U3 38.4630 38.4550 22.0000 22.2000
U2-U4 89.4200 89.4190 47.5530 47.7990
U3-U4 57.2000 57.2180 64.4410 64.6960
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 60721.18425979
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Cha
RA 179.312264
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 40.398
HIERARCH ESO ISS PBL12 END 40.393
HIERARCH ESO ISS PBLA12 START 9.1
HIERARCH ESO ISS PBLA12 END 9.3
HIERARCH ESO ISS PBL13 START 78.366
HIERARCH ESO ISS PBL13 END 78.352
HIERARCH ESO ISS PBLA13 START 15.4
HIERARCH ESO ISS PBLA13 END 15.6
HIERARCH ESO ISS PBL14 START 123.636
HIERARCH ESO ISS PBL14 END 123.617
HIERARCH ESO ISS PBLA14 START 35.832
HIERARCH ESO ISS PBLA14 END 36.065
HIERARCH ESO ISS PBL23 START 38.463
HIERARCH ESO ISS PBL23 END 38.455
HIERARCH ESO ISS PBLA23 START 22.0
HIERARCH ESO ISS PBLA23 END 22.2
HIERARCH ESO ISS PBL24 START 89.42
HIERARCH ESO ISS PBL24 END 89.419
HIERARCH ESO ISS PBLA24 START 47.553
HIERARCH ESO ISS PBLA24 END 47.799
HIERARCH ESO ISS PBL34 START 57.2
HIERARCH ESO ISS PBL34 END 57.218
HIERARCH ESO ISS PBLA34 START 64.441
HIERARCH ESO ISS PBLA34 END 64.696
HIERARCH ESO ISS AMBI TAU0 START 0.009933
HIERARCH ESO ISS AMBI TAU0 END 0.011006
HIERARCH ESO ISS AMBI TEMP 13.94
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.69