Exposure
ID
MATIS.2025-08-16T05:03:48.989_1
Header ID
MATIS.2025-08-16T05:03:48.989
Date updated
2025-08-16 05:10:54 UTC+0000
Release date
2025-08-16 05:03:48 UTC+0000
UTC Start
2025-08-16 05:03:48.989
UTC End
2025-08-16 05:04:48.997
MJD Start
60903.21098367
MJD End
60903.21167820704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002773
Ambient temperature (°C)
9.54
Seeing (arcsec)
1.0
Observation
ID
70032
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
51957
Name
del Sgr
RA
275.248726
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 48.7230 48.5760 307.2000 307.4000
K0-D0 63.6050 63.3300 277.7000 277.8000
K0-J3 56.2450 56.2460 2.2940 2.4450
G2-D0 32.0260 31.9560 229.1000 229.2000
G2-J3 49.0150 48.8790 56.9250 56.9500
D0-J3 80.8620 80.6560 53.8470 53.8690
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 60903.21098367
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248726
DEC -29.82826
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 48.723
HIERARCH ESO ISS PBL12 END 48.576
HIERARCH ESO ISS PBLA12 START 307.2
HIERARCH ESO ISS PBLA12 END 307.4
HIERARCH ESO ISS PBL13 START 63.605
HIERARCH ESO ISS PBL13 END 63.33
HIERARCH ESO ISS PBLA13 START 277.7
HIERARCH ESO ISS PBLA13 END 277.8
HIERARCH ESO ISS PBL14 START 56.245
HIERARCH ESO ISS PBL14 END 56.246
HIERARCH ESO ISS PBLA14 START 2.294
HIERARCH ESO ISS PBLA14 END 2.445
HIERARCH ESO ISS PBL23 START 32.026
HIERARCH ESO ISS PBL23 END 31.956
HIERARCH ESO ISS PBLA23 START 229.1
HIERARCH ESO ISS PBLA23 END 229.2
HIERARCH ESO ISS PBL24 START 49.015
HIERARCH ESO ISS PBL24 END 48.879
HIERARCH ESO ISS PBLA24 START 56.925
HIERARCH ESO ISS PBLA24 END 56.95
HIERARCH ESO ISS PBL34 START 80.862
HIERARCH ESO ISS PBL34 END 80.656
HIERARCH ESO ISS PBLA34 START 53.847
HIERARCH ESO ISS PBLA34 END 53.869
HIERARCH ESO ISS AMBI TAU0 START 0.002773
HIERARCH ESO ISS AMBI TAU0 END 0.002773
HIERARCH ESO ISS AMBI TEMP 9.54
HIERARCH ESO ISS AMBI FWHM START 1.0
HIERARCH ESO ISS AMBI FWHM END 1.0