Exposure
ID
MATIS.2025-06-23T04:08:24.075_1
Header ID
MATIS.2025-06-23T04:08:24.075
Date updated
2025-06-23 04:16:05 UTC+0000
Release date
2026-06-23 04:16:05 UTC+0000
UTC Start
2025-06-23 04:08:24.075
UTC End
2025-06-23 04:09:24.083
MJD Start
60849.17250087
MJD End
60849.17319540704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006191
Ambient temperature (°C)
11.49
Seeing (arcsec)
0.41
Observation
ID
68183
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
50684
Name
V VX Sgr
RA
272.016859
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.6180 67.6590 268.1000 268.2000
K0-D0 94.8790 94.9330 247.3000 247.4000
K0-J3 56.5310 56.5350 329.4180 329.5090
G2-D0 39.7310 39.7400 210.2000 210.3000
G2-J3 64.0040 64.0240 37.3380 37.4600
D0-J3 103.5430 103.5720 34.5930 34.7150
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 60849.17250087
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.016859
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 67.618
HIERARCH ESO ISS PBL12 END 67.659
HIERARCH ESO ISS PBLA12 START 268.1
HIERARCH ESO ISS PBLA12 END 268.2
HIERARCH ESO ISS PBL13 START 94.879
HIERARCH ESO ISS PBL13 END 94.933
HIERARCH ESO ISS PBLA13 START 247.3
HIERARCH ESO ISS PBLA13 END 247.4
HIERARCH ESO ISS PBL14 START 56.531
HIERARCH ESO ISS PBL14 END 56.535
HIERARCH ESO ISS PBLA14 START 329.418
HIERARCH ESO ISS PBLA14 END 329.509
HIERARCH ESO ISS PBL23 START 39.731
HIERARCH ESO ISS PBL23 END 39.74
HIERARCH ESO ISS PBLA23 START 210.2
HIERARCH ESO ISS PBLA23 END 210.3
HIERARCH ESO ISS PBL24 START 64.004
HIERARCH ESO ISS PBL24 END 64.024
HIERARCH ESO ISS PBLA24 START 37.338
HIERARCH ESO ISS PBLA24 END 37.46
HIERARCH ESO ISS PBL34 START 103.543
HIERARCH ESO ISS PBL34 END 103.572
HIERARCH ESO ISS PBLA34 START 34.593
HIERARCH ESO ISS PBLA34 END 34.715
HIERARCH ESO ISS AMBI TAU0 START 0.006191
HIERARCH ESO ISS AMBI TAU0 END 0.006191
HIERARCH ESO ISS AMBI TEMP 11.49
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41