Exposure
ID
MATIS.2025-09-22T00:53:27.899_1
Header ID
MATIS.2025-09-22T00:53:27.899
Date updated
2025-09-22 01:01:02 UTC+0000
Release date
2025-09-22 00:53:27 UTC+0000
UTC Start
2025-09-22 00:53:27.899
UTC End
2025-09-22 00:54:27.959
MJD Start
60940.03712846
MJD End
60940.03782359888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005199
Ambient temperature (°C)
11.95
Seeing (arcsec)
0.53
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 87.5710 87.5090 132.7000 132.9000
A0-J2 119.9540 119.7860 109.4000 109.6000
A0-K0 115.5540 115.3520 85.9250 86.0620
G1-J2 52.4810 52.3950 68.2000 68.3000
G1-K0 84.5810 84.5100 36.9800 37.0600
J2-K0 48.1550 48.1540 2.5450 2.6580
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 60940.03712846
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 87.571
HIERARCH ESO ISS PBL12 END 87.509
HIERARCH ESO ISS PBLA12 START 132.7
HIERARCH ESO ISS PBLA12 END 132.9
HIERARCH ESO ISS PBL13 START 119.954
HIERARCH ESO ISS PBL13 END 119.786
HIERARCH ESO ISS PBLA13 START 109.4
HIERARCH ESO ISS PBLA13 END 109.6
HIERARCH ESO ISS PBL14 START 115.554
HIERARCH ESO ISS PBL14 END 115.352
HIERARCH ESO ISS PBLA14 START 85.925
HIERARCH ESO ISS PBLA14 END 86.062
HIERARCH ESO ISS PBL23 START 52.481
HIERARCH ESO ISS PBL23 END 52.395
HIERARCH ESO ISS PBLA23 START 68.2
HIERARCH ESO ISS PBLA23 END 68.3
HIERARCH ESO ISS PBL24 START 84.581
HIERARCH ESO ISS PBL24 END 84.51
HIERARCH ESO ISS PBLA24 START 36.98
HIERARCH ESO ISS PBLA24 END 37.06
HIERARCH ESO ISS PBL34 START 48.155
HIERARCH ESO ISS PBL34 END 48.154
HIERARCH ESO ISS PBLA34 START 2.545
HIERARCH ESO ISS PBLA34 END 2.658
HIERARCH ESO ISS AMBI TAU0 START 0.005199
HIERARCH ESO ISS AMBI TAU0 END 0.005199
HIERARCH ESO ISS AMBI TEMP 11.95
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53