Exposure
ID
MATIS.2025-09-22T00:58:24.746_1
Header ID
MATIS.2025-09-22T00:58:24.746
Date updated
2025-09-22 01:05:58 UTC+0000
Release date
2025-09-22 00:58:24 UTC+0000
UTC Start
2025-09-22 00:58:24.746
UTC End
2025-09-22 00:59:24.806
MJD Start
60940.04056419
MJD End
60940.041259328886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005383499999999999
Ambient temperature (°C)
11.77
Seeing (arcsec)
0.55
Observation
ID
70483
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
52266
Name
eps Sgr
RA
276.041372
DEC
-34.38533
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.2660 87.2020 133.6000 133.7000
A0-J2 119.1280 118.9550 110.3000 110.4000
A0-K0 114.5540 114.3450 86.5930 86.7310
G1-J2 52.0550 51.9650 68.8000 68.9000
G1-K0 84.2290 84.1550 37.3660 37.4440
J2-K0 48.1490 48.1470 3.0970 3.2110
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 60940.04056419
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 87.266
HIERARCH ESO ISS PBL12 END 87.202
HIERARCH ESO ISS PBLA12 START 133.6
HIERARCH ESO ISS PBLA12 END 133.7
HIERARCH ESO ISS PBL13 START 119.128
HIERARCH ESO ISS PBL13 END 118.955
HIERARCH ESO ISS PBLA13 START 110.3
HIERARCH ESO ISS PBLA13 END 110.4
HIERARCH ESO ISS PBL14 START 114.554
HIERARCH ESO ISS PBL14 END 114.345
HIERARCH ESO ISS PBLA14 START 86.593
HIERARCH ESO ISS PBLA14 END 86.731
HIERARCH ESO ISS PBL23 START 52.055
HIERARCH ESO ISS PBL23 END 51.965
HIERARCH ESO ISS PBLA23 START 68.8
HIERARCH ESO ISS PBLA23 END 68.9
HIERARCH ESO ISS PBL24 START 84.229
HIERARCH ESO ISS PBL24 END 84.155
HIERARCH ESO ISS PBLA24 START 37.366
HIERARCH ESO ISS PBLA24 END 37.444
HIERARCH ESO ISS PBL34 START 48.149
HIERARCH ESO ISS PBL34 END 48.147
HIERARCH ESO ISS PBLA34 START 3.097
HIERARCH ESO ISS PBLA34 END 3.211
HIERARCH ESO ISS AMBI TAU0 START 0.005428
HIERARCH ESO ISS AMBI TAU0 END 0.005339
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.58