Exposure
ID
MATIS.2025-06-16T04:01:17.913_1
Header ID
MATIS.2025-06-16T04:01:17.913
Date updated
2025-06-16 04:20:07 UTC+0000
Release date
2025-06-16 04:01:17 UTC+0000
UTC Start
2025-06-16 04:01:17.913
UTC End
2025-06-16 04:02:17.973
MJD Start
60842.16756844
MJD End
60842.16826357889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0058449999999999995
Ambient temperature (°C)
5.98
Seeing (arcsec)
0.505
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 85.4290 85.5390 106.6000 106.7000
A0-J2 122.5740 122.7300 82.1000 82.3000
A0-K0 123.6670 123.7760 59.6490 59.8030
G1-J2 57.1680 57.1980 43.8000 43.9000
G1-K0 90.4320 90.4350 15.9610 16.0930
J2-K0 47.9860 47.9950 342.1660 342.2560
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 60842.16756844
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 85.429
HIERARCH ESO ISS PBL12 END 85.539
HIERARCH ESO ISS PBLA12 START 106.6
HIERARCH ESO ISS PBLA12 END 106.7
HIERARCH ESO ISS PBL13 START 122.574
HIERARCH ESO ISS PBL13 END 122.73
HIERARCH ESO ISS PBLA13 START 82.1
HIERARCH ESO ISS PBLA13 END 82.3
HIERARCH ESO ISS PBL14 START 123.667
HIERARCH ESO ISS PBL14 END 123.776
HIERARCH ESO ISS PBLA14 START 59.649
HIERARCH ESO ISS PBLA14 END 59.803
HIERARCH ESO ISS PBL23 START 57.168
HIERARCH ESO ISS PBL23 END 57.198
HIERARCH ESO ISS PBLA23 START 43.8
HIERARCH ESO ISS PBLA23 END 43.9
HIERARCH ESO ISS PBL24 START 90.432
HIERARCH ESO ISS PBL24 END 90.435
HIERARCH ESO ISS PBLA24 START 15.961
HIERARCH ESO ISS PBLA24 END 16.093
HIERARCH ESO ISS PBL34 START 47.986
HIERARCH ESO ISS PBL34 END 47.995
HIERARCH ESO ISS PBLA34 START 342.166
HIERARCH ESO ISS PBLA34 END 342.256
HIERARCH ESO ISS AMBI TAU0 START 0.005967
HIERARCH ESO ISS AMBI TAU0 END 0.005723
HIERARCH ESO ISS AMBI TEMP 5.98
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5