Exposure
ID
MATIS.2025-06-27T04:58:23.573_1
Header ID
MATIS.2025-06-27T04:58:23.573
Date updated
2025-06-27 05:05:51 UTC+0000
Release date
2026-06-27 05:05:51 UTC+0000
UTC Start
2025-06-27 04:58:23.573
UTC End
2025-06-27 04:59:23.581
MJD Start
60853.20721728
MJD End
60853.207911817044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0017125
Ambient temperature (°C)
5.81
Seeing (arcsec)
0.8899999999999999
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 25.1640 25.1580 145.7000 145.8000
A0-D0 31.8450 31.8320 73.7000 73.8000
A0-C1 22.4500 22.4400 119.0140 119.1250
B2-D0 33.9290 33.9280 28.9000 29.0000
B2-C1 11.3020 11.3020 28.8460 28.9390
D0-C1 22.6270 22.6260 208.9090 209.0020
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 60853.20721728
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 25.164
HIERARCH ESO ISS PBL12 END 25.158
HIERARCH ESO ISS PBLA12 START 145.7
HIERARCH ESO ISS PBLA12 END 145.8
HIERARCH ESO ISS PBL13 START 31.845
HIERARCH ESO ISS PBL13 END 31.832
HIERARCH ESO ISS PBLA13 START 73.7
HIERARCH ESO ISS PBLA13 END 73.8
HIERARCH ESO ISS PBL14 START 22.45
HIERARCH ESO ISS PBL14 END 22.44
HIERARCH ESO ISS PBLA14 START 119.014
HIERARCH ESO ISS PBLA14 END 119.125
HIERARCH ESO ISS PBL23 START 33.929
HIERARCH ESO ISS PBL23 END 33.928
HIERARCH ESO ISS PBLA23 START 28.9
HIERARCH ESO ISS PBLA23 END 29.0
HIERARCH ESO ISS PBL24 START 11.302
HIERARCH ESO ISS PBL24 END 11.302
HIERARCH ESO ISS PBLA24 START 28.846
HIERARCH ESO ISS PBLA24 END 28.939
HIERARCH ESO ISS PBL34 START 22.627
HIERARCH ESO ISS PBL34 END 22.626
HIERARCH ESO ISS PBLA34 START 208.909
HIERARCH ESO ISS PBLA34 END 209.002
HIERARCH ESO ISS AMBI TAU0 START 0.00174
HIERARCH ESO ISS AMBI TAU0 END 0.001685
HIERARCH ESO ISS AMBI TEMP 5.81
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.94