Exposure
ID
MATIS.2025-06-28T05:43:25.597_1
Header ID
MATIS.2025-06-28T05:43:25.597
Date updated
2025-06-28 05:51:38 UTC+0000
Release date
2025-06-28 05:43:25 UTC+0000
UTC Start
2025-06-28 05:43:25.597
UTC End
2025-06-28 05:44:25.605
MJD Start
60854.23849071
MJD End
60854.23918524704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001709
Ambient temperature (°C)
4.74
Seeing (arcsec)
0.88
Observation
ID
68244
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2450 25.2420 150.6000 150.7000
A0-D0 30.8560 30.8240 78.7000 78.8000
A0-C1 22.2800 22.2670 124.5990 124.7480
B2-D0 33.2370 33.2230 32.5000 32.6000
B2-C1 11.0720 11.0670 32.4740 32.5620
D0-C1 22.1650 22.1560 212.5380 212.6260
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 60854.23849071
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 25.245
HIERARCH ESO ISS PBL12 END 25.242
HIERARCH ESO ISS PBLA12 START 150.6
HIERARCH ESO ISS PBLA12 END 150.7
HIERARCH ESO ISS PBL13 START 30.856
HIERARCH ESO ISS PBL13 END 30.824
HIERARCH ESO ISS PBLA13 START 78.7
HIERARCH ESO ISS PBLA13 END 78.8
HIERARCH ESO ISS PBL14 START 22.28
HIERARCH ESO ISS PBL14 END 22.267
HIERARCH ESO ISS PBLA14 START 124.599
HIERARCH ESO ISS PBLA14 END 124.748
HIERARCH ESO ISS PBL23 START 33.237
HIERARCH ESO ISS PBL23 END 33.223
HIERARCH ESO ISS PBLA23 START 32.5
HIERARCH ESO ISS PBLA23 END 32.6
HIERARCH ESO ISS PBL24 START 11.072
HIERARCH ESO ISS PBL24 END 11.067
HIERARCH ESO ISS PBLA24 START 32.474
HIERARCH ESO ISS PBLA24 END 32.562
HIERARCH ESO ISS PBL34 START 22.165
HIERARCH ESO ISS PBL34 END 22.156
HIERARCH ESO ISS PBLA34 START 212.538
HIERARCH ESO ISS PBLA34 END 212.626
HIERARCH ESO ISS AMBI TAU0 START 0.001709
HIERARCH ESO ISS AMBI TAU0 END 0.001709
HIERARCH ESO ISS AMBI TEMP 4.74
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.88