Exposure
ID
MATIS.2025-06-27T02:26:50.867_1
Header ID
MATIS.2025-06-27T02:26:50.867
Date updated
2025-06-27 02:35:47 UTC+0000
Release date
2025-06-27 02:26:50 UTC+0000
UTC Start
2025-06-27 02:26:50.867
UTC End
2025-06-27 02:27:50.875
MJD Start
60853.10197763
MJD End
60853.10267216704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0019615
Ambient temperature (°C)
6.28
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 23.0230 23.0540 130.8000 130.8000
A0-D0 29.2180 29.2570 51.0000 51.2000
A0-C1 19.5770 19.6200 101.4990 101.6000
B2-D0 33.8360 33.8380 9.0000 9.1000
B2-C1 11.2720 11.2720 8.9280 9.0720
D0-C1 22.5650 22.5660 188.9840 189.1270
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 60853.10197763
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 23.023
HIERARCH ESO ISS PBL12 END 23.054
HIERARCH ESO ISS PBLA12 START 130.8
HIERARCH ESO ISS PBLA12 END 130.8
HIERARCH ESO ISS PBL13 START 29.218
HIERARCH ESO ISS PBL13 END 29.257
HIERARCH ESO ISS PBLA13 START 51.0
HIERARCH ESO ISS PBLA13 END 51.2
HIERARCH ESO ISS PBL14 START 19.577
HIERARCH ESO ISS PBL14 END 19.62
HIERARCH ESO ISS PBLA14 START 101.499
HIERARCH ESO ISS PBLA14 END 101.6
HIERARCH ESO ISS PBL23 START 33.836
HIERARCH ESO ISS PBL23 END 33.838
HIERARCH ESO ISS PBLA23 START 9.0
HIERARCH ESO ISS PBLA23 END 9.1
HIERARCH ESO ISS PBL24 START 11.272
HIERARCH ESO ISS PBL24 END 11.272
HIERARCH ESO ISS PBLA24 START 8.928
HIERARCH ESO ISS PBLA24 END 9.072
HIERARCH ESO ISS PBL34 START 22.565
HIERARCH ESO ISS PBL34 END 22.566
HIERARCH ESO ISS PBLA34 START 188.984
HIERARCH ESO ISS PBLA34 END 189.127
HIERARCH ESO ISS AMBI TAU0 START 0.001971
HIERARCH ESO ISS AMBI TAU0 END 0.001952
HIERARCH ESO ISS AMBI TEMP 6.28
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74