Exposure
ID
MATIS.2025-06-16T03:02:48.608_1
Header ID
MATIS.2025-06-16T03:02:48.608
Date updated
2025-06-16 03:19:23 UTC+0000
Release date
2025-06-16 03:02:48 UTC+0000
UTC Start
2025-06-16 03:02:48.608
UTC End
2025-06-16 03:03:48.572
MJD Start
60842.12695148
MJD End
60842.127645507775
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00414
Ambient temperature (°C)
5.87
Seeing (arcsec)
0.615
Observation
ID
68117
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
50632
Name
eps Sgr
RA
276.041375
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 75.8730 76.0520 97.5000 97.7000
A0-J2 111.7560 111.9800 70.5000 70.6000
A0-K0 117.9840 118.1180 47.4660 47.6710
G1-J2 56.1120 56.1430 32.4000 32.6000
G1-K0 90.4840 90.4840 7.4470 7.5930
J2-K0 46.1760 46.1980 336.5580 336.6400
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 60842.12695148
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041375
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 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 75.873
HIERARCH ESO ISS PBL12 END 76.052
HIERARCH ESO ISS PBLA12 START 97.5
HIERARCH ESO ISS PBLA12 END 97.7
HIERARCH ESO ISS PBL13 START 111.756
HIERARCH ESO ISS PBL13 END 111.98
HIERARCH ESO ISS PBLA13 START 70.5
HIERARCH ESO ISS PBLA13 END 70.6
HIERARCH ESO ISS PBL14 START 117.984
HIERARCH ESO ISS PBL14 END 118.118
HIERARCH ESO ISS PBLA14 START 47.466
HIERARCH ESO ISS PBLA14 END 47.671
HIERARCH ESO ISS PBL23 START 56.112
HIERARCH ESO ISS PBL23 END 56.143
HIERARCH ESO ISS PBLA23 START 32.4
HIERARCH ESO ISS PBLA23 END 32.6
HIERARCH ESO ISS PBL24 START 90.484
HIERARCH ESO ISS PBL24 END 90.484
HIERARCH ESO ISS PBLA24 START 7.447
HIERARCH ESO ISS PBLA24 END 7.593
HIERARCH ESO ISS PBL34 START 46.176
HIERARCH ESO ISS PBL34 END 46.198
HIERARCH ESO ISS PBLA34 START 336.558
HIERARCH ESO ISS PBLA34 END 336.64
HIERARCH ESO ISS AMBI TAU0 START 0.004072
HIERARCH ESO ISS AMBI TAU0 END 0.004208
HIERARCH ESO ISS AMBI TEMP 5.87
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.58