Exposure
ID
MATIS.2025-06-23T04:13:10.315_1
Header ID
MATIS.2025-06-23T04:13:10.315
Date updated
2025-06-23 04:20:58 UTC+0000
Release date
2026-06-23 04:20:58 UTC+0000
UTC Start
2025-06-23 04:13:10.315
UTC End
2025-06-23 04:14:10.375
MJD Start
60849.17581383
MJD End
60849.176508968885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004037
Ambient temperature (°C)
11.47
Seeing (arcsec)
0.53
Observation
ID
68182
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.7980 67.8330 268.6000 268.7000
K0-D0 95.1230 95.1710 247.8000 248.0000
K0-J3 56.5470 56.5500 329.8470 329.9340
G2-D0 39.7730 39.7820 210.7000 210.8000
G2-J3 64.0940 64.1130 37.9000 38.0130
D0-J3 103.6750 103.7020 35.1550 35.2680
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 60849.17581383
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.016859
DEC -22.22406
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 67.798
HIERARCH ESO ISS PBL12 END 67.833
HIERARCH ESO ISS PBLA12 START 268.6
HIERARCH ESO ISS PBLA12 END 268.7
HIERARCH ESO ISS PBL13 START 95.123
HIERARCH ESO ISS PBL13 END 95.171
HIERARCH ESO ISS PBLA13 START 247.8
HIERARCH ESO ISS PBLA13 END 248.0
HIERARCH ESO ISS PBL14 START 56.547
HIERARCH ESO ISS PBL14 END 56.55
HIERARCH ESO ISS PBLA14 START 329.847
HIERARCH ESO ISS PBLA14 END 329.934
HIERARCH ESO ISS PBL23 START 39.773
HIERARCH ESO ISS PBL23 END 39.782
HIERARCH ESO ISS PBLA23 START 210.7
HIERARCH ESO ISS PBLA23 END 210.8
HIERARCH ESO ISS PBL24 START 64.094
HIERARCH ESO ISS PBL24 END 64.113
HIERARCH ESO ISS PBLA24 START 37.9
HIERARCH ESO ISS PBLA24 END 38.013
HIERARCH ESO ISS PBL34 START 103.675
HIERARCH ESO ISS PBL34 END 103.702
HIERARCH ESO ISS PBLA34 START 35.155
HIERARCH ESO ISS PBLA34 END 35.268
HIERARCH ESO ISS AMBI TAU0 START 0.004037
HIERARCH ESO ISS AMBI TAU0 END 0.004037
HIERARCH ESO ISS AMBI TEMP 11.47
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53