Exposure
ID
MATIS.2025-06-27T04:27:35.799_1
Header ID
MATIS.2025-06-27T04:27:35.799
Date updated
2025-06-27 04:35:50 UTC+0000
Release date
2025-06-27 04:27:35 UTC+0000
UTC Start
2025-06-27 04:27:35.799
UTC End
2025-06-27 04:28:35.807
MJD Start
60853.18583101
MJD End
60853.18652554704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0017655
Ambient temperature (°C)
5.89
Seeing (arcsec)
0.94
Observation
ID
68244
Category
calibrator
Program ID
115.27VC.005
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.1570 25.1640 140.9000 141.0000
A0-D0 31.9960 31.9980 69.3000 69.4000
A0-C1 22.5340 22.5410 114.2260 114.3450
B2-D0 33.8770 33.8740 24.5000 24.6000
B2-C1 11.2850 11.2840 24.4770 24.5920
D0-C1 22.5930 22.5900 204.5400 204.6550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60853.18583101
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
DEC -29.82826
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 25.157
HIERARCH ESO ISS PBL12 END 25.164
HIERARCH ESO ISS PBLA12 START 140.9
HIERARCH ESO ISS PBLA12 END 141.0
HIERARCH ESO ISS PBL13 START 31.996
HIERARCH ESO ISS PBL13 END 31.998
HIERARCH ESO ISS PBLA13 START 69.3
HIERARCH ESO ISS PBLA13 END 69.4
HIERARCH ESO ISS PBL14 START 22.534
HIERARCH ESO ISS PBL14 END 22.541
HIERARCH ESO ISS PBLA14 START 114.226
HIERARCH ESO ISS PBLA14 END 114.345
HIERARCH ESO ISS PBL23 START 33.877
HIERARCH ESO ISS PBL23 END 33.874
HIERARCH ESO ISS PBLA23 START 24.5
HIERARCH ESO ISS PBLA23 END 24.6
HIERARCH ESO ISS PBL24 START 11.285
HIERARCH ESO ISS PBL24 END 11.284
HIERARCH ESO ISS PBLA24 START 24.477
HIERARCH ESO ISS PBLA24 END 24.592
HIERARCH ESO ISS PBL34 START 22.593
HIERARCH ESO ISS PBL34 END 22.59
HIERARCH ESO ISS PBLA34 START 204.54
HIERARCH ESO ISS PBLA34 END 204.655
HIERARCH ESO ISS AMBI TAU0 START 0.001692
HIERARCH ESO ISS AMBI TAU0 END 0.001839
HIERARCH ESO ISS AMBI TEMP 5.89
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 0.92