Exposure
ID
MATIS.2025-06-27T05:24:07.993_1
Header ID
MATIS.2025-06-27T05:24:07.993
Date updated
2025-06-27 05:31:12 UTC+0000
Release date
2025-06-27 05:24:07 UTC+0000
UTC Start
2025-06-27 05:24:07.993
UTC End
2025-06-27 05:25:08.001
MJD Start
60853.22509251
MJD End
60853.22578704704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0016095
Ambient temperature (°C)
5.78
Seeing (arcsec)
1.08
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 25.2940 25.2930 147.5000 147.6000
A0-D0 31.4720 31.4500 76.1000 76.2000
A0-C1 22.5090 22.5020 121.3260 121.4640
B2-D0 33.5160 33.5060 30.4000 30.5000
B2-C1 11.1650 11.1610 30.3650 30.4610
D0-C1 22.3520 22.3450 210.4290 210.5250
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 60853.22509251
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 25.294
HIERARCH ESO ISS PBL12 END 25.293
HIERARCH ESO ISS PBLA12 START 147.5
HIERARCH ESO ISS PBLA12 END 147.6
HIERARCH ESO ISS PBL13 START 31.472
HIERARCH ESO ISS PBL13 END 31.45
HIERARCH ESO ISS PBLA13 START 76.1
HIERARCH ESO ISS PBLA13 END 76.2
HIERARCH ESO ISS PBL14 START 22.509
HIERARCH ESO ISS PBL14 END 22.502
HIERARCH ESO ISS PBLA14 START 121.326
HIERARCH ESO ISS PBLA14 END 121.464
HIERARCH ESO ISS PBL23 START 33.516
HIERARCH ESO ISS PBL23 END 33.506
HIERARCH ESO ISS PBLA23 START 30.4
HIERARCH ESO ISS PBLA23 END 30.5
HIERARCH ESO ISS PBL24 START 11.165
HIERARCH ESO ISS PBL24 END 11.161
HIERARCH ESO ISS PBLA24 START 30.365
HIERARCH ESO ISS PBLA24 END 30.461
HIERARCH ESO ISS PBL34 START 22.352
HIERARCH ESO ISS PBL34 END 22.345
HIERARCH ESO ISS PBLA34 START 210.429
HIERARCH ESO ISS PBLA34 END 210.525
HIERARCH ESO ISS AMBI TAU0 START 0.001503
HIERARCH ESO ISS AMBI TAU0 END 0.001716
HIERARCH ESO ISS AMBI TEMP 5.78
HIERARCH ESO ISS AMBI FWHM START 1.13
HIERARCH ESO ISS AMBI FWHM END 1.03