Exposure
ID
MATIS.2025-06-27T01:58:57.454_1
Header ID
MATIS.2025-06-27T01:58:57.454
Date updated
2025-06-27 02:07:01 UTC+0000
Release date
2026-06-27 02:07:00 UTC+0000
UTC Start
2025-06-27 01:58:57.454
UTC End
2025-06-27 01:59:57.462
MJD Start
60853.08260942
MJD End
60853.08330395704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0024070000000000003
Ambient temperature (°C)
6.27
Seeing (arcsec)
0.5900000000000001
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 23.4650 23.4940 132.5000 132.6000
A0-D0 27.2990 27.3530 51.4000 51.6000
A0-C1 19.2630 19.3100 104.7420 104.8010
B2-D0 33.1510 33.1550 7.0000 7.1000
B2-C1 11.0440 11.0450 6.9520 7.1000
D0-C1 22.1070 22.1090 187.0070 187.1550
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 60853.08260942
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 23.465
HIERARCH ESO ISS PBL12 END 23.494
HIERARCH ESO ISS PBLA12 START 132.5
HIERARCH ESO ISS PBLA12 END 132.6
HIERARCH ESO ISS PBL13 START 27.299
HIERARCH ESO ISS PBL13 END 27.353
HIERARCH ESO ISS PBLA13 START 51.4
HIERARCH ESO ISS PBLA13 END 51.6
HIERARCH ESO ISS PBL14 START 19.263
HIERARCH ESO ISS PBL14 END 19.31
HIERARCH ESO ISS PBLA14 START 104.742
HIERARCH ESO ISS PBLA14 END 104.801
HIERARCH ESO ISS PBL23 START 33.151
HIERARCH ESO ISS PBL23 END 33.155
HIERARCH ESO ISS PBLA23 START 7.0
HIERARCH ESO ISS PBLA23 END 7.1
HIERARCH ESO ISS PBL24 START 11.044
HIERARCH ESO ISS PBL24 END 11.045
HIERARCH ESO ISS PBLA24 START 6.952
HIERARCH ESO ISS PBLA24 END 7.1
HIERARCH ESO ISS PBL34 START 22.107
HIERARCH ESO ISS PBL34 END 22.109
HIERARCH ESO ISS PBLA34 START 187.007
HIERARCH ESO ISS PBLA34 END 187.155
HIERARCH ESO ISS AMBI TAU0 START 0.002279
HIERARCH ESO ISS AMBI TAU0 END 0.002535
HIERARCH ESO ISS AMBI TEMP 6.27
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.56