Exposure
ID
MATIS.2025-02-15T03:24:55.028_1
Header ID
MATIS.2025-02-15T03:24:55.028
Date updated
2025-02-15 03:35:42 UTC+0000
Release date
2025-02-15 03:24:55 UTC+0000
UTC Start
2025-02-15 03:24:55.028
UTC End
2025-02-15 03:25:54.992
MJD Start
60721.14230357
MJD End
60721.14299759777
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0132015
Ambient temperature (°C)
13.77
Seeing (arcsec)
0.9850000000000001
Observation
ID
64482
Category
calibrator
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
47988
Name
alf_Cha
RA
124.6372
DEC
-76.91852
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 39.5690 39.5430 40.0000 40.2000
U1-U3 75.8130 75.7630 47.5000 47.7000
U1-U4 119.5090 119.4600 72.4950 72.7320
U2-U3 36.9430 36.9200 55.5000 55.7000
U2-U4 88.7150 88.7040 86.3530 86.5970
U3-U4 60.0590 60.0760 104.7330 104.9730
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.28J0.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60721.14230357
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Cha
RA 124.6372
DEC -76.91852
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 39.569
HIERARCH ESO ISS PBL12 END 39.543
HIERARCH ESO ISS PBLA12 START 40.0
HIERARCH ESO ISS PBLA12 END 40.2
HIERARCH ESO ISS PBL13 START 75.813
HIERARCH ESO ISS PBL13 END 75.763
HIERARCH ESO ISS PBLA13 START 47.5
HIERARCH ESO ISS PBLA13 END 47.7
HIERARCH ESO ISS PBL14 START 119.509
HIERARCH ESO ISS PBL14 END 119.46
HIERARCH ESO ISS PBLA14 START 72.495
HIERARCH ESO ISS PBLA14 END 72.732
HIERARCH ESO ISS PBL23 START 36.943
HIERARCH ESO ISS PBL23 END 36.92
HIERARCH ESO ISS PBLA23 START 55.5
HIERARCH ESO ISS PBLA23 END 55.7
HIERARCH ESO ISS PBL24 START 88.715
HIERARCH ESO ISS PBL24 END 88.704
HIERARCH ESO ISS PBLA24 START 86.353
HIERARCH ESO ISS PBLA24 END 86.597
HIERARCH ESO ISS PBL34 START 60.059
HIERARCH ESO ISS PBL34 END 60.076
HIERARCH ESO ISS PBLA34 START 104.733
HIERARCH ESO ISS PBLA34 END 104.973
HIERARCH ESO ISS AMBI TAU0 START 0.013682
HIERARCH ESO ISS AMBI TAU0 END 0.012721
HIERARCH ESO ISS AMBI TEMP 13.77
HIERARCH ESO ISS AMBI FWHM START 1.08
HIERARCH ESO ISS AMBI FWHM END 0.89