Exposure
ID
MATIS.2025-09-23T23:53:42.400_1
Header ID
MATIS.2025-09-23T23:53:42.400
Date updated
2025-09-24 00:01:04 UTC+0000
Release date
2025-09-23 23:53:42 UTC+0000
UTC Start
2025-09-23 23:53:42.400
UTC End
2025-09-23 23:54:42.364
MJD Start
60941.99562963
MJD End
60941.996323657775
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008262
Ambient temperature (°C)
15.2
Seeing (arcsec)
0.71
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 89.9760 89.9460 124.1000 124.2000
A0-J2 126.6410 126.5470 101.2000 101.4000
A0-K0 123.7210 123.6030 79.0790 79.2080
G1-J2 55.9970 55.9450 62.6000 62.7000
G1-K0 87.5270 87.4810 32.4490 32.5420
J2-K0 48.1460 48.1480 356.7360 356.8450
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 60941.99562963
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 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 89.976
HIERARCH ESO ISS PBL12 END 89.946
HIERARCH ESO ISS PBLA12 START 124.1
HIERARCH ESO ISS PBLA12 END 124.2
HIERARCH ESO ISS PBL13 START 126.641
HIERARCH ESO ISS PBL13 END 126.547
HIERARCH ESO ISS PBLA13 START 101.2
HIERARCH ESO ISS PBLA13 END 101.4
HIERARCH ESO ISS PBL14 START 123.721
HIERARCH ESO ISS PBL14 END 123.603
HIERARCH ESO ISS PBLA14 START 79.079
HIERARCH ESO ISS PBLA14 END 79.208
HIERARCH ESO ISS PBL23 START 55.997
HIERARCH ESO ISS PBL23 END 55.945
HIERARCH ESO ISS PBLA23 START 62.6
HIERARCH ESO ISS PBLA23 END 62.7
HIERARCH ESO ISS PBL24 START 87.527
HIERARCH ESO ISS PBL24 END 87.481
HIERARCH ESO ISS PBLA24 START 32.449
HIERARCH ESO ISS PBLA24 END 32.542
HIERARCH ESO ISS PBL34 START 48.146
HIERARCH ESO ISS PBL34 END 48.148
HIERARCH ESO ISS PBLA34 START 356.736
HIERARCH ESO ISS PBLA34 END 356.845
HIERARCH ESO ISS AMBI TAU0 START 0.008262
HIERARCH ESO ISS AMBI TAU0 END 0.008262
HIERARCH ESO ISS AMBI TEMP 15.2
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.77