Exposure
ID
MATIS.2025-06-28T05:48:22.558_1
Header ID
MATIS.2025-06-28T05:48:22.558
Date updated
2025-06-28 06:01:14 UTC+0000
Release date
2025-06-28 05:48:22 UTC+0000
UTC Start
2025-06-28 05:48:22.558
UTC End
2025-06-28 05:49:22.566
MJD Start
60854.24192776
MJD End
60854.24262229704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002081
Ambient temperature (°C)
4.75
Seeing (arcsec)
0.74
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 25.2290 25.2250 151.3000 151.4000
A0-D0 30.6940 30.6590 79.3000 79.4000
A0-C1 22.2170 22.2030 125.3300 125.4810
B2-D0 33.1660 33.1510 32.9000 33.0000
B2-C1 11.0480 11.0430 32.9000 32.9860
D0-C1 22.1180 22.1080 212.9630 213.0500
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 60854.24192776
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 25.229
HIERARCH ESO ISS PBL12 END 25.225
HIERARCH ESO ISS PBLA12 START 151.3
HIERARCH ESO ISS PBLA12 END 151.4
HIERARCH ESO ISS PBL13 START 30.694
HIERARCH ESO ISS PBL13 END 30.659
HIERARCH ESO ISS PBLA13 START 79.3
HIERARCH ESO ISS PBLA13 END 79.4
HIERARCH ESO ISS PBL14 START 22.217
HIERARCH ESO ISS PBL14 END 22.203
HIERARCH ESO ISS PBLA14 START 125.33
HIERARCH ESO ISS PBLA14 END 125.481
HIERARCH ESO ISS PBL23 START 33.166
HIERARCH ESO ISS PBL23 END 33.151
HIERARCH ESO ISS PBLA23 START 32.9
HIERARCH ESO ISS PBLA23 END 33.0
HIERARCH ESO ISS PBL24 START 11.048
HIERARCH ESO ISS PBL24 END 11.043
HIERARCH ESO ISS PBLA24 START 32.9
HIERARCH ESO ISS PBLA24 END 32.986
HIERARCH ESO ISS PBL34 START 22.118
HIERARCH ESO ISS PBL34 END 22.108
HIERARCH ESO ISS PBLA34 START 212.963
HIERARCH ESO ISS PBLA34 END 213.05
HIERARCH ESO ISS AMBI TAU0 START 0.00214
HIERARCH ESO ISS AMBI TAU0 END 0.002022
HIERARCH ESO ISS AMBI TEMP 4.75
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74