Exposure
ID
MATIS.2025-06-27T02:03:23.840_1
Header ID
MATIS.2025-06-27T02:03:23.840
Date updated
2025-06-27 02:10:57 UTC+0000
Release date
2026-06-27 02:10:57 UTC+0000
UTC Start
2025-06-27 02:03:23.840
UTC End
2025-06-27 02:04:23.848
MJD Start
60853.08569259
MJD End
60853.08638712704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0017035
Ambient temperature (°C)
6.29
Seeing (arcsec)
0.8049999999999999
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 23.5880 23.6160 132.7000 132.7000
A0-D0 27.5320 27.5850 52.2000 52.4000
A0-C1 19.4660 19.5110 105.0030 105.0630
B2-D0 33.1670 33.1710 7.6000 7.8000
B2-C1 11.0490 11.0510 7.5940 7.7410
D0-C1 22.1180 22.1210 187.6500 187.7970
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 60853.08569259
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 23.588
HIERARCH ESO ISS PBL12 END 23.616
HIERARCH ESO ISS PBLA12 START 132.7
HIERARCH ESO ISS PBLA12 END 132.7
HIERARCH ESO ISS PBL13 START 27.532
HIERARCH ESO ISS PBL13 END 27.585
HIERARCH ESO ISS PBLA13 START 52.2
HIERARCH ESO ISS PBLA13 END 52.4
HIERARCH ESO ISS PBL14 START 19.466
HIERARCH ESO ISS PBL14 END 19.511
HIERARCH ESO ISS PBLA14 START 105.003
HIERARCH ESO ISS PBLA14 END 105.063
HIERARCH ESO ISS PBL23 START 33.167
HIERARCH ESO ISS PBL23 END 33.171
HIERARCH ESO ISS PBLA23 START 7.6
HIERARCH ESO ISS PBLA23 END 7.8
HIERARCH ESO ISS PBL24 START 11.049
HIERARCH ESO ISS PBL24 END 11.051
HIERARCH ESO ISS PBLA24 START 7.594
HIERARCH ESO ISS PBLA24 END 7.741
HIERARCH ESO ISS PBL34 START 22.118
HIERARCH ESO ISS PBL34 END 22.121
HIERARCH ESO ISS PBLA34 START 187.65
HIERARCH ESO ISS PBLA34 END 187.797
HIERARCH ESO ISS AMBI TAU0 START 0.001725
HIERARCH ESO ISS AMBI TAU0 END 0.001682
HIERARCH ESO ISS AMBI TEMP 6.29
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.82