Exposure
ID
MATIS.2025-06-16T03:56:20.923_1
Header ID
MATIS.2025-06-16T03:56:20.923
Date updated
2025-06-16 04:20:07 UTC+0000
Release date
2025-06-16 03:56:20 UTC+0000
UTC Start
2025-06-16 03:56:20.923
UTC End
2025-06-16 03:57:20.983
MJD Start
60842.16413105
MJD End
60842.164826188884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006369
Ambient temperature (°C)
5.94
Seeing (arcsec)
0.51
Observation
ID
68121
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
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
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 84.8760 84.9920 106.1000 106.2000
A0-J2 121.7910 121.9550 81.4000 81.6000
A0-K0 123.1190 123.2340 58.8790 59.0390
G1-J2 57.0210 57.0520 43.0000 43.2000
G1-K0 90.4160 90.4190 15.3040 15.4410
J2-K0 47.9390 47.9490 341.7210 341.8130
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 60842.16413105
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
DEC -29.82826
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 84.876
HIERARCH ESO ISS PBL12 END 84.992
HIERARCH ESO ISS PBLA12 START 106.1
HIERARCH ESO ISS PBLA12 END 106.2
HIERARCH ESO ISS PBL13 START 121.791
HIERARCH ESO ISS PBL13 END 121.955
HIERARCH ESO ISS PBLA13 START 81.4
HIERARCH ESO ISS PBLA13 END 81.6
HIERARCH ESO ISS PBL14 START 123.119
HIERARCH ESO ISS PBL14 END 123.234
HIERARCH ESO ISS PBLA14 START 58.879
HIERARCH ESO ISS PBLA14 END 59.039
HIERARCH ESO ISS PBL23 START 57.021
HIERARCH ESO ISS PBL23 END 57.052
HIERARCH ESO ISS PBLA23 START 43.0
HIERARCH ESO ISS PBLA23 END 43.2
HIERARCH ESO ISS PBL24 START 90.416
HIERARCH ESO ISS PBL24 END 90.419
HIERARCH ESO ISS PBLA24 START 15.304
HIERARCH ESO ISS PBLA24 END 15.441
HIERARCH ESO ISS PBL34 START 47.939
HIERARCH ESO ISS PBL34 END 47.949
HIERARCH ESO ISS PBLA34 START 341.721
HIERARCH ESO ISS PBLA34 END 341.813
HIERARCH ESO ISS AMBI TAU0 START 0.006728
HIERARCH ESO ISS AMBI TAU0 END 0.00601
HIERARCH ESO ISS AMBI TEMP 5.94
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.52