Exposure
ID
MATIS.2025-06-23T04:18:08.437_1
Header ID
MATIS.2025-06-23T04:18:08.437
Date updated
2025-06-23 04:26:04 UTC+0000
Release date
2026-06-23 04:26:04 UTC+0000
UTC Start
2025-06-23 04:18:08.437
UTC End
2025-06-23 04:19:08.445
MJD Start
60849.17926432
MJD End
60849.17995885704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0050845
Ambient temperature (°C)
11.38
Seeing (arcsec)
0.46499999999999997
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 67.9590 67.9880 269.1000 269.1000
K0-D0 95.3450 95.3860 248.4000 248.5000
K0-J3 56.5580 56.5590 330.2990 330.3860
G2-D0 39.8140 39.8220 211.3000 211.4000
G2-J3 64.1800 64.1960 38.4690 38.5780
D0-J3 103.8020 103.8260 35.7240 35.8330
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 60849.17926432
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 67.959
HIERARCH ESO ISS PBL12 END 67.988
HIERARCH ESO ISS PBLA12 START 269.1
HIERARCH ESO ISS PBLA12 END 269.1
HIERARCH ESO ISS PBL13 START 95.345
HIERARCH ESO ISS PBL13 END 95.386
HIERARCH ESO ISS PBLA13 START 248.4
HIERARCH ESO ISS PBLA13 END 248.5
HIERARCH ESO ISS PBL14 START 56.558
HIERARCH ESO ISS PBL14 END 56.559
HIERARCH ESO ISS PBLA14 START 330.299
HIERARCH ESO ISS PBLA14 END 330.386
HIERARCH ESO ISS PBL23 START 39.814
HIERARCH ESO ISS PBL23 END 39.822
HIERARCH ESO ISS PBLA23 START 211.3
HIERARCH ESO ISS PBLA23 END 211.4
HIERARCH ESO ISS PBL24 START 64.18
HIERARCH ESO ISS PBL24 END 64.196
HIERARCH ESO ISS PBLA24 START 38.469
HIERARCH ESO ISS PBLA24 END 38.578
HIERARCH ESO ISS PBL34 START 103.802
HIERARCH ESO ISS PBL34 END 103.826
HIERARCH ESO ISS PBLA34 START 35.724
HIERARCH ESO ISS PBLA34 END 35.833
HIERARCH ESO ISS AMBI TAU0 START 0.003597
HIERARCH ESO ISS AMBI TAU0 END 0.006572
HIERARCH ESO ISS AMBI TEMP 11.38
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.42