Exposure
ID
MATIS.2025-06-16T03:29:17.632_1
Header ID
MATIS.2025-06-16T03:29:17.632
Date updated
2025-06-16 03:37:38 UTC+0000
Release date
2026-06-16 03:37:38 UTC+0000
UTC Start
2025-06-16 03:29:17.632
UTC End
2025-06-16 03:30:17.640
MJD Start
60842.14534296
MJD End
60842.14603749704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005453
Ambient temperature (°C)
6.36
Seeing (arcsec)
0.525
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 84.4130 84.5410 107.7000 107.8000
A0-J2 118.3050 118.5170 82.7000 82.8000
A0-K0 118.2560 118.4290 59.0240 59.1700
G1-J2 54.9140 54.9680 42.3000 42.4000
G1-K0 89.0070 89.0220 13.6240 13.7620
J2-K0 48.5520 48.5560 340.8130 340.8950
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 60842.14534296
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 84.413
HIERARCH ESO ISS PBL12 END 84.541
HIERARCH ESO ISS PBLA12 START 107.7
HIERARCH ESO ISS PBLA12 END 107.8
HIERARCH ESO ISS PBL13 START 118.305
HIERARCH ESO ISS PBL13 END 118.517
HIERARCH ESO ISS PBLA13 START 82.7
HIERARCH ESO ISS PBLA13 END 82.8
HIERARCH ESO ISS PBL14 START 118.256
HIERARCH ESO ISS PBL14 END 118.429
HIERARCH ESO ISS PBLA14 START 59.024
HIERARCH ESO ISS PBLA14 END 59.17
HIERARCH ESO ISS PBL23 START 54.914
HIERARCH ESO ISS PBL23 END 54.968
HIERARCH ESO ISS PBLA23 START 42.3
HIERARCH ESO ISS PBLA23 END 42.4
HIERARCH ESO ISS PBL24 START 89.007
HIERARCH ESO ISS PBL24 END 89.022
HIERARCH ESO ISS PBLA24 START 13.624
HIERARCH ESO ISS PBLA24 END 13.762
HIERARCH ESO ISS PBL34 START 48.552
HIERARCH ESO ISS PBL34 END 48.556
HIERARCH ESO ISS PBLA34 START 340.813
HIERARCH ESO ISS PBLA34 END 340.895
HIERARCH ESO ISS AMBI TAU0 START 0.005453
HIERARCH ESO ISS AMBI TAU0 END 0.005453
HIERARCH ESO ISS AMBI TEMP 6.36
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.55