Exposure
ID
MATIS.2025-06-28T06:32:37.694_1
Header ID
MATIS.2025-06-28T06:32:37.694
Date updated
2025-06-28 06:41:30 UTC+0000
Release date
2026-06-28 06:41:30 UTC+0000
UTC Start
2025-06-28 06:32:37.694
UTC End
2025-06-28 06:33:37.702
MJD Start
60854.27265849
MJD End
60854.27335302704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002209
Ambient temperature (°C)
4.27
Seeing (arcsec)
0.64
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 24.2510 24.2400 159.2000 159.3000
A0-D0 28.2710 28.2090 81.7000 81.8000
A0-C1 20.3920 20.3620 132.3960 132.5690
B2-D0 33.0270 33.0080 35.9000 35.9000
B2-C1 11.0020 10.9960 35.8450 35.8960
D0-C1 22.0240 22.0120 215.9040 215.9550
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 60854.27265849
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 24.251
HIERARCH ESO ISS PBL12 END 24.24
HIERARCH ESO ISS PBLA12 START 159.2
HIERARCH ESO ISS PBLA12 END 159.3
HIERARCH ESO ISS PBL13 START 28.271
HIERARCH ESO ISS PBL13 END 28.209
HIERARCH ESO ISS PBLA13 START 81.7
HIERARCH ESO ISS PBLA13 END 81.8
HIERARCH ESO ISS PBL14 START 20.392
HIERARCH ESO ISS PBL14 END 20.362
HIERARCH ESO ISS PBLA14 START 132.396
HIERARCH ESO ISS PBLA14 END 132.569
HIERARCH ESO ISS PBL23 START 33.027
HIERARCH ESO ISS PBL23 END 33.008
HIERARCH ESO ISS PBLA23 START 35.9
HIERARCH ESO ISS PBLA23 END 35.9
HIERARCH ESO ISS PBL24 START 11.002
HIERARCH ESO ISS PBL24 END 10.996
HIERARCH ESO ISS PBLA24 START 35.845
HIERARCH ESO ISS PBLA24 END 35.896
HIERARCH ESO ISS PBL34 START 22.024
HIERARCH ESO ISS PBL34 END 22.012
HIERARCH ESO ISS PBLA34 START 215.904
HIERARCH ESO ISS PBLA34 END 215.955
HIERARCH ESO ISS AMBI TAU0 START 0.002275
HIERARCH ESO ISS AMBI TAU0 END 0.002143
HIERARCH ESO ISS AMBI TEMP 4.27
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.67