Exposure
ID
MATIS.2025-02-15T03:41:53.971_1
Header ID
MATIS.2025-02-15T03:41:53.971
Date updated
2025-02-15 03:50:43 UTC+0000
Release date
2025-02-15 03:41:53 UTC+0000
UTC Start
2025-02-15 03:41:53.971
UTC End
2025-02-15 03:42:53.979
MJD Start
60721.15409689
MJD End
60721.15479142704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.015605999999999998
Ambient temperature (°C)
13.81
Seeing (arcsec)
0.65
Observation
ID
64505
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
48002
Name
alf_Cha
RA
124.637287
DEC
-76.91853
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 39.1160 39.0890 43.4000 43.6000
U1-U3 74.9330 74.8800 51.1000 51.3000
U1-U4 118.6600 118.6090 76.5290 76.7670
U2-U3 36.5380 36.5130 59.3000 59.5000
U2-U4 88.5140 88.5010 90.4960 90.7400
U3-U4 60.3270 60.3420 108.8030 109.0420
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 60721.15409689
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Cha
RA 124.637287
DEC -76.91853
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 39.116
HIERARCH ESO ISS PBL12 END 39.089
HIERARCH ESO ISS PBLA12 START 43.4
HIERARCH ESO ISS PBLA12 END 43.6
HIERARCH ESO ISS PBL13 START 74.933
HIERARCH ESO ISS PBL13 END 74.88
HIERARCH ESO ISS PBLA13 START 51.1
HIERARCH ESO ISS PBLA13 END 51.3
HIERARCH ESO ISS PBL14 START 118.66
HIERARCH ESO ISS PBL14 END 118.609
HIERARCH ESO ISS PBLA14 START 76.529
HIERARCH ESO ISS PBLA14 END 76.767
HIERARCH ESO ISS PBL23 START 36.538
HIERARCH ESO ISS PBL23 END 36.513
HIERARCH ESO ISS PBLA23 START 59.3
HIERARCH ESO ISS PBLA23 END 59.5
HIERARCH ESO ISS PBL24 START 88.514
HIERARCH ESO ISS PBL24 END 88.501
HIERARCH ESO ISS PBLA24 START 90.496
HIERARCH ESO ISS PBLA24 END 90.74
HIERARCH ESO ISS PBL34 START 60.327
HIERARCH ESO ISS PBL34 END 60.342
HIERARCH ESO ISS PBLA34 START 108.803
HIERARCH ESO ISS PBLA34 END 109.042
HIERARCH ESO ISS AMBI TAU0 START 0.015846
HIERARCH ESO ISS AMBI TAU0 END 0.015366
HIERARCH ESO ISS AMBI TEMP 13.81
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.64