Exposure
ID
MATIS.2025-06-27T02:04:35.823_1
Header ID
MATIS.2025-06-27T02:04:35.823
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 02:04:35.823
UTC End
2025-06-27 02:05:35.831
MJD Start
60853.08652573
MJD End
60853.08722026704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0016965
Ambient temperature (°C)
6.28
Seeing (arcsec)
0.82
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 23.6210 23.6480 132.7000 132.8000
A0-D0 27.5940 27.6470 52.4000 52.6000
A0-C1 19.5200 19.5650 105.0740 105.1350
B2-D0 33.1720 33.1760 7.8000 8.0000
B2-C1 11.0510 11.0520 7.7670 7.9140
D0-C1 22.1210 22.1240 187.8230 187.9700
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 60853.08652573
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 23.621
HIERARCH ESO ISS PBL12 END 23.648
HIERARCH ESO ISS PBLA12 START 132.7
HIERARCH ESO ISS PBLA12 END 132.8
HIERARCH ESO ISS PBL13 START 27.594
HIERARCH ESO ISS PBL13 END 27.647
HIERARCH ESO ISS PBLA13 START 52.4
HIERARCH ESO ISS PBLA13 END 52.6
HIERARCH ESO ISS PBL14 START 19.52
HIERARCH ESO ISS PBL14 END 19.565
HIERARCH ESO ISS PBLA14 START 105.074
HIERARCH ESO ISS PBLA14 END 105.135
HIERARCH ESO ISS PBL23 START 33.172
HIERARCH ESO ISS PBL23 END 33.176
HIERARCH ESO ISS PBLA23 START 7.8
HIERARCH ESO ISS PBLA23 END 8.0
HIERARCH ESO ISS PBL24 START 11.051
HIERARCH ESO ISS PBL24 END 11.052
HIERARCH ESO ISS PBLA24 START 7.767
HIERARCH ESO ISS PBLA24 END 7.914
HIERARCH ESO ISS PBL34 START 22.121
HIERARCH ESO ISS PBL34 END 22.124
HIERARCH ESO ISS PBLA34 START 187.823
HIERARCH ESO ISS PBLA34 END 187.97
HIERARCH ESO ISS AMBI TAU0 START 0.001682
HIERARCH ESO ISS AMBI TAU0 END 0.001711
HIERARCH ESO ISS AMBI TEMP 6.28
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.82