Exposure
ID
MATIS.2025-06-27T02:05:54.576_1
Header ID
MATIS.2025-06-27T02:05:54.576
Date updated
2025-06-27 02:15:48 UTC+0000
Release date
2026-06-27 02:15:48 UTC+0000
UTC Start
2025-06-27 02:05:54.576
UTC End
2025-06-27 02:06:54.584
MJD Start
60853.08743722
MJD End
60853.08813175704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001711
Ambient temperature (°C)
6.25
Seeing (arcsec)
0.825
Observation
ID
68242
Category
science
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
50630
Name
V VX Sgr
RA
272.015659
DEC
-22.22406
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 23.6560 23.6830 132.8000 132.8000
A0-D0 27.6630 27.7150 52.6000 52.8000
A0-C1 19.5780 19.6230 105.1520 105.2130
B2-D0 33.1770 33.1810 8.0000 8.1000
B2-C1 11.0530 11.0540 7.9570 8.1040
D0-C1 22.1250 22.1270 188.0130 188.1590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60853.08743722
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
DEC -22.22406
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 23.656
HIERARCH ESO ISS PBL12 END 23.683
HIERARCH ESO ISS PBLA12 START 132.8
HIERARCH ESO ISS PBLA12 END 132.8
HIERARCH ESO ISS PBL13 START 27.663
HIERARCH ESO ISS PBL13 END 27.715
HIERARCH ESO ISS PBLA13 START 52.6
HIERARCH ESO ISS PBLA13 END 52.8
HIERARCH ESO ISS PBL14 START 19.578
HIERARCH ESO ISS PBL14 END 19.623
HIERARCH ESO ISS PBLA14 START 105.152
HIERARCH ESO ISS PBLA14 END 105.213
HIERARCH ESO ISS PBL23 START 33.177
HIERARCH ESO ISS PBL23 END 33.181
HIERARCH ESO ISS PBLA23 START 8.0
HIERARCH ESO ISS PBLA23 END 8.1
HIERARCH ESO ISS PBL24 START 11.053
HIERARCH ESO ISS PBL24 END 11.054
HIERARCH ESO ISS PBLA24 START 7.957
HIERARCH ESO ISS PBLA24 END 8.104
HIERARCH ESO ISS PBL34 START 22.125
HIERARCH ESO ISS PBL34 END 22.127
HIERARCH ESO ISS PBLA34 START 188.013
HIERARCH ESO ISS PBLA34 END 188.159
HIERARCH ESO ISS AMBI TAU0 START 0.001711
HIERARCH ESO ISS AMBI TAU0 END 0.001711
HIERARCH ESO ISS AMBI TEMP 6.25
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.83