Exposure
ID
MATIS.2025-06-27T05:29:53.928_1
Header ID
MATIS.2025-06-27T05:29:53.928
Date updated
2025-06-27 05:41:33 UTC+0000
Release date
2025-06-27 05:29:53 UTC+0000
UTC Start
2025-06-27 05:29:53.928
UTC End
2025-06-27 05:30:53.988
MJD Start
60853.22909639
MJD End
60853.22979152889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.001331
Ambient temperature (°C)
5.61
Seeing (arcsec)
1.29
Observation
ID
68243
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2860 25.2840 148.3000 148.4000
A0-D0 31.3410 31.3160 76.7000 76.9000
A0-C1 22.4630 22.4540 122.1170 122.2570
B2-D0 33.4550 33.4440 30.9000 31.0000
B2-C1 11.1440 11.1410 30.9060 31.0000
D0-C1 22.3110 22.3030 210.9700 211.0640
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 60853.22909639
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
DEC -29.82826
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 25.286
HIERARCH ESO ISS PBL12 END 25.284
HIERARCH ESO ISS PBLA12 START 148.3
HIERARCH ESO ISS PBLA12 END 148.4
HIERARCH ESO ISS PBL13 START 31.341
HIERARCH ESO ISS PBL13 END 31.316
HIERARCH ESO ISS PBLA13 START 76.7
HIERARCH ESO ISS PBLA13 END 76.9
HIERARCH ESO ISS PBL14 START 22.463
HIERARCH ESO ISS PBL14 END 22.454
HIERARCH ESO ISS PBLA14 START 122.117
HIERARCH ESO ISS PBLA14 END 122.257
HIERARCH ESO ISS PBL23 START 33.455
HIERARCH ESO ISS PBL23 END 33.444
HIERARCH ESO ISS PBLA23 START 30.9
HIERARCH ESO ISS PBLA23 END 31.0
HIERARCH ESO ISS PBL24 START 11.144
HIERARCH ESO ISS PBL24 END 11.141
HIERARCH ESO ISS PBLA24 START 30.906
HIERARCH ESO ISS PBLA24 END 31.0
HIERARCH ESO ISS PBL34 START 22.311
HIERARCH ESO ISS PBL34 END 22.303
HIERARCH ESO ISS PBLA34 START 210.97
HIERARCH ESO ISS PBLA34 END 211.064
HIERARCH ESO ISS AMBI TAU0 START 0.001331
HIERARCH ESO ISS AMBI TAU0 END 0.001331
HIERARCH ESO ISS AMBI TEMP 5.61
HIERARCH ESO ISS AMBI FWHM START 1.29
HIERARCH ESO ISS AMBI FWHM END 1.29