Exposure
ID
MATIS.2025-06-28T06:23:11.291_1
Header ID
MATIS.2025-06-28T06:23:11.291
Date updated
2025-06-28 06:32:21 UTC+0000
Release date
2026-06-28 06:32:21 UTC+0000
UTC Start
2025-06-28 06:23:11.291
UTC End
2025-06-28 06:24:11.299
MJD Start
60854.26610291
MJD End
60854.26679744704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001774
Ambient temperature (°C)
4.68
Seeing (arcsec)
0.85
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 24.3500 24.3390 157.7000 157.9000
A0-D0 28.8170 28.7600 81.0000 81.0000
A0-C1 20.6630 20.6340 130.8290 130.9950
B2-D0 33.1920 33.1750 35.4000 35.4000
B2-C1 11.0570 11.0520 35.3490 35.4050
D0-C1 22.1350 22.1230 215.4080 215.4640
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 60854.26610291
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 24.35
HIERARCH ESO ISS PBL12 END 24.339
HIERARCH ESO ISS PBLA12 START 157.7
HIERARCH ESO ISS PBLA12 END 157.9
HIERARCH ESO ISS PBL13 START 28.817
HIERARCH ESO ISS PBL13 END 28.76
HIERARCH ESO ISS PBLA13 START 81.0
HIERARCH ESO ISS PBLA13 END 81.0
HIERARCH ESO ISS PBL14 START 20.663
HIERARCH ESO ISS PBL14 END 20.634
HIERARCH ESO ISS PBLA14 START 130.829
HIERARCH ESO ISS PBLA14 END 130.995
HIERARCH ESO ISS PBL23 START 33.192
HIERARCH ESO ISS PBL23 END 33.175
HIERARCH ESO ISS PBLA23 START 35.4
HIERARCH ESO ISS PBLA23 END 35.4
HIERARCH ESO ISS PBL24 START 11.057
HIERARCH ESO ISS PBL24 END 11.052
HIERARCH ESO ISS PBLA24 START 35.349
HIERARCH ESO ISS PBLA24 END 35.405
HIERARCH ESO ISS PBL34 START 22.135
HIERARCH ESO ISS PBL34 END 22.123
HIERARCH ESO ISS PBLA34 START 215.408
HIERARCH ESO ISS PBLA34 END 215.464
HIERARCH ESO ISS AMBI TAU0 START 0.001774
HIERARCH ESO ISS AMBI TAU0 END 0.001774
HIERARCH ESO ISS AMBI TEMP 4.68
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.85