Exposure
ID
MATIS.2025-06-21T07:24:26.631_1
Header ID
MATIS.2025-06-21T07:24:26.631
Date updated
2025-06-21 07:30:48 UTC+0000
Release date
2026-06-21 07:30:48 UTC+0000
UTC Start
2025-06-21 07:24:26.631
UTC End
2025-06-21 07:25:26.691
MJD Start
60847.30864156
MJD End
60847.30933669888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003105
Ambient temperature (°C)
11.43
Seeing (arcsec)
0.5549999999999999
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 56.1990 56.0460 288.4000 288.6000
K0-D0 80.0010 79.7840 263.6000 263.6000
K0-J3 55.1240 55.1170 352.3300 352.4800
G2-D0 37.4100 37.3690 224.4000 224.4000
G2-J3 58.9380 58.8530 51.2580 51.2890
D0-J3 96.1830 96.0580 48.5950 48.6260
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 60847.30864156
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 56.199
HIERARCH ESO ISS PBL12 END 56.046
HIERARCH ESO ISS PBLA12 START 288.4
HIERARCH ESO ISS PBLA12 END 288.6
HIERARCH ESO ISS PBL13 START 80.001
HIERARCH ESO ISS PBL13 END 79.784
HIERARCH ESO ISS PBLA13 START 263.6
HIERARCH ESO ISS PBLA13 END 263.6
HIERARCH ESO ISS PBL14 START 55.124
HIERARCH ESO ISS PBL14 END 55.117
HIERARCH ESO ISS PBLA14 START 352.33
HIERARCH ESO ISS PBLA14 END 352.48
HIERARCH ESO ISS PBL23 START 37.41
HIERARCH ESO ISS PBL23 END 37.369
HIERARCH ESO ISS PBLA23 START 224.4
HIERARCH ESO ISS PBLA23 END 224.4
HIERARCH ESO ISS PBL24 START 58.938
HIERARCH ESO ISS PBL24 END 58.853
HIERARCH ESO ISS PBLA24 START 51.258
HIERARCH ESO ISS PBLA24 END 51.289
HIERARCH ESO ISS PBL34 START 96.183
HIERARCH ESO ISS PBL34 END 96.058
HIERARCH ESO ISS PBLA34 START 48.595
HIERARCH ESO ISS PBLA34 END 48.626
HIERARCH ESO ISS AMBI TAU0 START 0.003138
HIERARCH ESO ISS AMBI TAU0 END 0.003072
HIERARCH ESO ISS AMBI TEMP 11.43
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.58