Exposure
ID
MATIS.2025-06-27T02:35:25.924_1
Header ID
MATIS.2025-06-27T02:35:25.924
Date updated
2025-06-27 02:45:36 UTC+0000
Release date
2025-06-27 02:35:25 UTC+0000
UTC Start
2025-06-27 02:35:25.924
UTC End
2025-06-27 02:36:25.932
MJD Start
60853.10793893
MJD End
60853.10863346704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001766
Ambient temperature (°C)
6.23
Seeing (arcsec)
0.8
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 23.2740 23.3020 131.3000 131.4000
A0-D0 29.5430 29.5800 52.6000 52.8000
A0-C1 19.9280 19.9680 102.3530 102.4550
B2-D0 33.8500 33.8510 10.2000 10.3000
B2-C1 11.2760 11.2760 10.1330 10.2740
D0-C1 22.5740 22.5750 190.1890 190.3310
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 60853.10793893
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 23.274
HIERARCH ESO ISS PBL12 END 23.302
HIERARCH ESO ISS PBLA12 START 131.3
HIERARCH ESO ISS PBLA12 END 131.4
HIERARCH ESO ISS PBL13 START 29.543
HIERARCH ESO ISS PBL13 END 29.58
HIERARCH ESO ISS PBLA13 START 52.6
HIERARCH ESO ISS PBLA13 END 52.8
HIERARCH ESO ISS PBL14 START 19.928
HIERARCH ESO ISS PBL14 END 19.968
HIERARCH ESO ISS PBLA14 START 102.353
HIERARCH ESO ISS PBLA14 END 102.455
HIERARCH ESO ISS PBL23 START 33.85
HIERARCH ESO ISS PBL23 END 33.851
HIERARCH ESO ISS PBLA23 START 10.2
HIERARCH ESO ISS PBLA23 END 10.3
HIERARCH ESO ISS PBL24 START 11.276
HIERARCH ESO ISS PBL24 END 11.276
HIERARCH ESO ISS PBLA24 START 10.133
HIERARCH ESO ISS PBLA24 END 10.274
HIERARCH ESO ISS PBL34 START 22.574
HIERARCH ESO ISS PBL34 END 22.575
HIERARCH ESO ISS PBLA34 START 190.189
HIERARCH ESO ISS PBLA34 END 190.331
HIERARCH ESO ISS AMBI TAU0 START 0.001796
HIERARCH ESO ISS AMBI TAU0 END 0.001736
HIERARCH ESO ISS AMBI TEMP 6.23
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.84