Exposure
ID
MATIS.2025-06-21T07:28:11.220_1
Header ID
MATIS.2025-06-21T07:28:11.220
Date updated
2025-06-21 07:35:41 UTC+0000
Release date
2026-06-21 07:35:41 UTC+0000
UTC Start
2025-06-21 07:28:11.220
UTC End
2025-06-21 07:29:11.228
MJD Start
60847.31124097
MJD End
60847.31193550704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003444
Ambient temperature (°C)
11.32
Seeing (arcsec)
0.52
Observation
ID
68183
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
50684
Name
V VX Sgr
RA
272.016859
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 55.6340 55.4790 289.0000 289.1000
K0-D0 79.1920 78.9700 263.8000 263.9000
K0-J3 55.0990 55.0930 352.8850 353.0360
G2-D0 37.2570 37.2150 224.5000 224.5000
G2-J3 58.6230 58.5360 51.3680 51.3970
D0-J3 95.7170 95.5890 48.7060 48.7340
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 60847.31124097
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.016859
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 55.634
HIERARCH ESO ISS PBL12 END 55.479
HIERARCH ESO ISS PBLA12 START 289.0
HIERARCH ESO ISS PBLA12 END 289.1
HIERARCH ESO ISS PBL13 START 79.192
HIERARCH ESO ISS PBL13 END 78.97
HIERARCH ESO ISS PBLA13 START 263.8
HIERARCH ESO ISS PBLA13 END 263.9
HIERARCH ESO ISS PBL14 START 55.099
HIERARCH ESO ISS PBL14 END 55.093
HIERARCH ESO ISS PBLA14 START 352.885
HIERARCH ESO ISS PBLA14 END 353.036
HIERARCH ESO ISS PBL23 START 37.257
HIERARCH ESO ISS PBL23 END 37.215
HIERARCH ESO ISS PBLA23 START 224.5
HIERARCH ESO ISS PBLA23 END 224.5
HIERARCH ESO ISS PBL24 START 58.623
HIERARCH ESO ISS PBL24 END 58.536
HIERARCH ESO ISS PBLA24 START 51.368
HIERARCH ESO ISS PBLA24 END 51.397
HIERARCH ESO ISS PBL34 START 95.717
HIERARCH ESO ISS PBL34 END 95.589
HIERARCH ESO ISS PBLA34 START 48.706
HIERARCH ESO ISS PBLA34 END 48.734
HIERARCH ESO ISS AMBI TAU0 START 0.003444
HIERARCH ESO ISS AMBI TAU0 END 0.003444
HIERARCH ESO ISS AMBI TEMP 11.32
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52