Exposure
ID
MATIS.2025-07-16T04:11:47.041_1
Header ID
MATIS.2025-07-16T04:11:47.041
Date updated
2025-07-16 04:20:58 UTC+0000
Release date
2025-07-16 04:11:47 UTC+0000
UTC Start
2025-07-16 04:11:47.041
UTC End
2025-07-16 04:12:47.101
MJD Start
60872.17485001
MJD End
60872.175545148886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003227
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.78
Observation
ID
68811
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
51193
Name
eps Sgr
RA
276.041374
DEC
-34.38532
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 90.3640 90.3480 121.5000 121.6000
A0-J2 127.9770 127.9110 98.7000 98.8000
A0-K0 125.4790 125.3880 76.8220 76.9500
G1-J2 56.7850 56.7430 60.6000 60.7000
G1-K0 88.2270 88.1890 30.7620 30.8580
J2-K0 48.1140 48.1170 354.8300 354.9360
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 60872.17485001
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041374
DEC -34.38532
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 90.364
HIERARCH ESO ISS PBL12 END 90.348
HIERARCH ESO ISS PBLA12 START 121.5
HIERARCH ESO ISS PBLA12 END 121.6
HIERARCH ESO ISS PBL13 START 127.977
HIERARCH ESO ISS PBL13 END 127.911
HIERARCH ESO ISS PBLA13 START 98.7
HIERARCH ESO ISS PBLA13 END 98.8
HIERARCH ESO ISS PBL14 START 125.479
HIERARCH ESO ISS PBL14 END 125.388
HIERARCH ESO ISS PBLA14 START 76.822
HIERARCH ESO ISS PBLA14 END 76.95
HIERARCH ESO ISS PBL23 START 56.785
HIERARCH ESO ISS PBL23 END 56.743
HIERARCH ESO ISS PBLA23 START 60.6
HIERARCH ESO ISS PBLA23 END 60.7
HIERARCH ESO ISS PBL24 START 88.227
HIERARCH ESO ISS PBL24 END 88.189
HIERARCH ESO ISS PBLA24 START 30.762
HIERARCH ESO ISS PBLA24 END 30.858
HIERARCH ESO ISS PBL34 START 48.114
HIERARCH ESO ISS PBL34 END 48.117
HIERARCH ESO ISS PBLA34 START 354.83
HIERARCH ESO ISS PBLA34 END 354.936
HIERARCH ESO ISS AMBI TAU0 START 0.003227
HIERARCH ESO ISS AMBI TAU0 END 0.003227
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.81