Exposure
ID
MATIS.2025-09-22T00:55:51.919_1
Header ID
MATIS.2025-09-22T00:55:51.919
Date updated
2025-09-22 01:01:02 UTC+0000
Release date
2025-09-22 00:55:51 UTC+0000
UTC Start
2025-09-22 00:55:51.919
UTC End
2025-09-22 00:56:51.979
MJD Start
60940.03879536
MJD End
60940.039490498886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005428
Ambient temperature (°C)
11.76
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 87.4240 87.3610 133.1000 133.3000
A0-J2 119.5570 119.3870 109.8000 110.0000
A0-K0 115.0740 114.8680 86.2480 86.3850
G1-J2 52.2760 52.1880 68.5000 68.6000
G1-K0 84.4110 84.3400 37.1690 37.2470
J2-K0 48.1520 48.1510 2.8150 2.9260
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 60940.03879536
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 87.424
HIERARCH ESO ISS PBL12 END 87.361
HIERARCH ESO ISS PBLA12 START 133.1
HIERARCH ESO ISS PBLA12 END 133.3
HIERARCH ESO ISS PBL13 START 119.557
HIERARCH ESO ISS PBL13 END 119.387
HIERARCH ESO ISS PBLA13 START 109.8
HIERARCH ESO ISS PBLA13 END 110.0
HIERARCH ESO ISS PBL14 START 115.074
HIERARCH ESO ISS PBL14 END 114.868
HIERARCH ESO ISS PBLA14 START 86.248
HIERARCH ESO ISS PBLA14 END 86.385
HIERARCH ESO ISS PBL23 START 52.276
HIERARCH ESO ISS PBL23 END 52.188
HIERARCH ESO ISS PBLA23 START 68.5
HIERARCH ESO ISS PBLA23 END 68.6
HIERARCH ESO ISS PBL24 START 84.411
HIERARCH ESO ISS PBL24 END 84.34
HIERARCH ESO ISS PBLA24 START 37.169
HIERARCH ESO ISS PBLA24 END 37.247
HIERARCH ESO ISS PBL34 START 48.152
HIERARCH ESO ISS PBL34 END 48.151
HIERARCH ESO ISS PBLA34 START 2.815
HIERARCH ESO ISS PBLA34 END 2.926
HIERARCH ESO ISS AMBI TAU0 START 0.005428
HIERARCH ESO ISS AMBI TAU0 END 0.005428
HIERARCH ESO ISS AMBI TEMP 11.76
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.52