Exposure
ID
MATIS.2025-06-28T06:40:22.570_1
Header ID
MATIS.2025-06-28T06:40:22.570
Date updated
2025-06-28 06:46:36 UTC+0000
Release date
2025-06-28 06:40:22 UTC+0000
UTC Start
2025-06-28 06:40:22.570
UTC End
2025-06-28 06:41:22.578
MJD Start
60854.278039
MJD End
60854.27873353704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0024454999999999998
Ambient temperature (°C)
4.08
Seeing (arcsec)
0.66
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 24.9850 24.9800 159.0000 159.1000
A0-D0 28.3500 28.2920 85.2000 85.3000
A0-C1 21.3110 21.2900 133.7970 133.9780
B2-D0 32.1430 32.1180 36.9000 36.9000
B2-C1 10.7080 10.6990 36.8300 36.8970
D0-C1 21.4350 21.4180 216.8930 216.9600
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 60854.278039
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 24.985
HIERARCH ESO ISS PBL12 END 24.98
HIERARCH ESO ISS PBLA12 START 159.0
HIERARCH ESO ISS PBLA12 END 159.1
HIERARCH ESO ISS PBL13 START 28.35
HIERARCH ESO ISS PBL13 END 28.292
HIERARCH ESO ISS PBLA13 START 85.2
HIERARCH ESO ISS PBLA13 END 85.3
HIERARCH ESO ISS PBL14 START 21.311
HIERARCH ESO ISS PBL14 END 21.29
HIERARCH ESO ISS PBLA14 START 133.797
HIERARCH ESO ISS PBLA14 END 133.978
HIERARCH ESO ISS PBL23 START 32.143
HIERARCH ESO ISS PBL23 END 32.118
HIERARCH ESO ISS PBLA23 START 36.9
HIERARCH ESO ISS PBLA23 END 36.9
HIERARCH ESO ISS PBL24 START 10.708
HIERARCH ESO ISS PBL24 END 10.699
HIERARCH ESO ISS PBLA24 START 36.83
HIERARCH ESO ISS PBLA24 END 36.897
HIERARCH ESO ISS PBL34 START 21.435
HIERARCH ESO ISS PBL34 END 21.418
HIERARCH ESO ISS PBLA34 START 216.893
HIERARCH ESO ISS PBLA34 END 216.96
HIERARCH ESO ISS AMBI TAU0 START 0.002322
HIERARCH ESO ISS AMBI TAU0 END 0.002569
HIERARCH ESO ISS AMBI TEMP 4.08
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.68