Exposure
ID
MATIS.2025-06-16T03:31:46.226_1
Header ID
MATIS.2025-06-16T03:31:46.226
Date updated
2025-06-16 03:40:55 UTC+0000
Release date
2026-06-16 03:40:55 UTC+0000
UTC Start
2025-06-16 03:31:46.226
UTC End
2025-06-16 03:32:46.234
MJD Start
60842.1470628
MJD End
60842.14775733704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004663
Ambient temperature (°C)
6.3
Seeing (arcsec)
0.565
Observation
ID
68120
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 84.7200 84.8460 107.9000 107.9000
A0-J2 118.8150 119.0250 83.0000 83.1000
A0-K0 118.6720 118.8440 59.3780 59.5250
G1-J2 55.0440 55.0970 42.6000 42.8000
G1-K0 89.0450 89.0610 13.9590 14.0990
J2-K0 48.5620 48.5660 341.0130 341.0970
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 60842.1470628
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 84.72
HIERARCH ESO ISS PBL12 END 84.846
HIERARCH ESO ISS PBLA12 START 107.9
HIERARCH ESO ISS PBLA12 END 107.9
HIERARCH ESO ISS PBL13 START 118.815
HIERARCH ESO ISS PBL13 END 119.025
HIERARCH ESO ISS PBLA13 START 83.0
HIERARCH ESO ISS PBLA13 END 83.1
HIERARCH ESO ISS PBL14 START 118.672
HIERARCH ESO ISS PBL14 END 118.844
HIERARCH ESO ISS PBLA14 START 59.378
HIERARCH ESO ISS PBLA14 END 59.525
HIERARCH ESO ISS PBL23 START 55.044
HIERARCH ESO ISS PBL23 END 55.097
HIERARCH ESO ISS PBLA23 START 42.6
HIERARCH ESO ISS PBLA23 END 42.8
HIERARCH ESO ISS PBL24 START 89.045
HIERARCH ESO ISS PBL24 END 89.061
HIERARCH ESO ISS PBLA24 START 13.959
HIERARCH ESO ISS PBLA24 END 14.099
HIERARCH ESO ISS PBL34 START 48.562
HIERARCH ESO ISS PBL34 END 48.566
HIERARCH ESO ISS PBLA34 START 341.013
HIERARCH ESO ISS PBLA34 END 341.097
HIERARCH ESO ISS AMBI TAU0 START 0.004663
HIERARCH ESO ISS AMBI TAU0 END 0.004663
HIERARCH ESO ISS AMBI TEMP 6.3
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.58