Exposure
ID
MATIS.2025-02-15T04:20:19.808_1
Header ID
MATIS.2025-02-15T04:20:19.808
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 04:20:19.808
UTC End
2025-02-15 04:21:19.816
MJD Start
60721.18078481
MJD End
60721.18147934704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0115285
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.645
Observation
ID
64517
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
48011
Name
T_Cha
RA
179.312374
DEC
-79.35852
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 40.4220 40.4170 8.1000 8.3000
U1-U3 78.4330 78.4200 14.3000 14.5000
U1-U4 123.7300 123.7110 34.6630 34.8970
U2-U3 38.5010 38.4940 20.9000 21.1000
U2-U4 89.4230 89.4230 46.3250 46.5710
U3-U4 57.1090 57.1270 63.1670 63.4220
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 60721.18078481
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Cha
RA 179.312374
DEC -79.35852
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 40.422
HIERARCH ESO ISS PBL12 END 40.417
HIERARCH ESO ISS PBLA12 START 8.1
HIERARCH ESO ISS PBLA12 END 8.3
HIERARCH ESO ISS PBL13 START 78.433
HIERARCH ESO ISS PBL13 END 78.42
HIERARCH ESO ISS PBLA13 START 14.3
HIERARCH ESO ISS PBLA13 END 14.5
HIERARCH ESO ISS PBL14 START 123.73
HIERARCH ESO ISS PBL14 END 123.711
HIERARCH ESO ISS PBLA14 START 34.663
HIERARCH ESO ISS PBLA14 END 34.897
HIERARCH ESO ISS PBL23 START 38.501
HIERARCH ESO ISS PBL23 END 38.494
HIERARCH ESO ISS PBLA23 START 20.9
HIERARCH ESO ISS PBLA23 END 21.1
HIERARCH ESO ISS PBL24 START 89.423
HIERARCH ESO ISS PBL24 END 89.423
HIERARCH ESO ISS PBLA24 START 46.325
HIERARCH ESO ISS PBLA24 END 46.571
HIERARCH ESO ISS PBL34 START 57.109
HIERARCH ESO ISS PBL34 END 57.127
HIERARCH ESO ISS PBLA34 START 63.167
HIERARCH ESO ISS PBLA34 END 63.422
HIERARCH ESO ISS AMBI TAU0 START 0.012433
HIERARCH ESO ISS AMBI TAU0 END 0.010624
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.63