Exposure
ID
MATIS.2025-06-27T03:58:15.919_1
Header ID
MATIS.2025-06-27T03:58:15.919
Date updated
2025-06-27 04:05:51 UTC+0000
Release date
2026-06-27 04:05:50 UTC+0000
UTC Start
2025-06-27 03:58:15.919
UTC End
2025-06-27 03:59:15.927
MJD Start
60853.16546203
MJD End
60853.166156567044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001732
Ambient temperature (°C)
5.91
Seeing (arcsec)
0.9
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 25.2730 25.2760 139.7000 139.7000
A0-D0 31.7320 31.7480 67.9000 68.0000
A0-C1 22.5220 22.5300 113.1980 113.2860
B2-D0 33.7990 33.8040 22.7000 22.8000
B2-C1 11.2590 11.2600 22.6610 22.7760
D0-C1 22.5400 22.5430 202.7240 202.8400
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 60853.16546203
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 25.273
HIERARCH ESO ISS PBL12 END 25.276
HIERARCH ESO ISS PBLA12 START 139.7
HIERARCH ESO ISS PBLA12 END 139.7
HIERARCH ESO ISS PBL13 START 31.732
HIERARCH ESO ISS PBL13 END 31.748
HIERARCH ESO ISS PBLA13 START 67.9
HIERARCH ESO ISS PBLA13 END 68.0
HIERARCH ESO ISS PBL14 START 22.522
HIERARCH ESO ISS PBL14 END 22.53
HIERARCH ESO ISS PBLA14 START 113.198
HIERARCH ESO ISS PBLA14 END 113.286
HIERARCH ESO ISS PBL23 START 33.799
HIERARCH ESO ISS PBL23 END 33.804
HIERARCH ESO ISS PBLA23 START 22.7
HIERARCH ESO ISS PBLA23 END 22.8
HIERARCH ESO ISS PBL24 START 11.259
HIERARCH ESO ISS PBL24 END 11.26
HIERARCH ESO ISS PBLA24 START 22.661
HIERARCH ESO ISS PBLA24 END 22.776
HIERARCH ESO ISS PBL34 START 22.54
HIERARCH ESO ISS PBL34 END 22.543
HIERARCH ESO ISS PBLA34 START 202.724
HIERARCH ESO ISS PBLA34 END 202.84
HIERARCH ESO ISS AMBI TAU0 START 0.001687
HIERARCH ESO ISS AMBI TAU0 END 0.001777
HIERARCH ESO ISS AMBI TEMP 5.91
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.91