Exposure
ID
MATIS.2025-06-16T03:39:06.462_1
Header ID
MATIS.2025-06-16T03:39:06.462
Date updated
2025-06-16 03:50:56 UTC+0000
Release date
2026-06-16 03:50:55 UTC+0000
UTC Start
2025-06-16 03:39:06.462
UTC End
2025-06-16 03:40:06.470
MJD Start
60842.15215812
MJD End
60842.15285265704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007164
Ambient temperature (°C)
6.19
Seeing (arcsec)
0.475
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 85.5870 85.7010 108.4000 108.4000
A0-J2 120.2660 120.4580 83.8000 83.9000
A0-K0 119.8660 120.0260 60.4070 60.5470
G1-J2 55.4190 55.4700 43.7000 43.9000
G1-K0 89.1620 89.1780 14.9470 15.0830
J2-K0 48.5870 48.5900 341.6200 341.7050
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 60842.15215812
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 85.587
HIERARCH ESO ISS PBL12 END 85.701
HIERARCH ESO ISS PBLA12 START 108.4
HIERARCH ESO ISS PBLA12 END 108.4
HIERARCH ESO ISS PBL13 START 120.266
HIERARCH ESO ISS PBL13 END 120.458
HIERARCH ESO ISS PBLA13 START 83.8
HIERARCH ESO ISS PBLA13 END 83.9
HIERARCH ESO ISS PBL14 START 119.866
HIERARCH ESO ISS PBL14 END 120.026
HIERARCH ESO ISS PBLA14 START 60.407
HIERARCH ESO ISS PBLA14 END 60.547
HIERARCH ESO ISS PBL23 START 55.419
HIERARCH ESO ISS PBL23 END 55.47
HIERARCH ESO ISS PBLA23 START 43.7
HIERARCH ESO ISS PBLA23 END 43.9
HIERARCH ESO ISS PBL24 START 89.162
HIERARCH ESO ISS PBL24 END 89.178
HIERARCH ESO ISS PBLA24 START 14.947
HIERARCH ESO ISS PBLA24 END 15.083
HIERARCH ESO ISS PBL34 START 48.587
HIERARCH ESO ISS PBL34 END 48.59
HIERARCH ESO ISS PBLA34 START 341.62
HIERARCH ESO ISS PBLA34 END 341.705
HIERARCH ESO ISS AMBI TAU0 START 0.006984
HIERARCH ESO ISS AMBI TAU0 END 0.007344
HIERARCH ESO ISS AMBI TEMP 6.19
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.52