Exposure
ID
MATIS.2025-06-23T04:20:34.082_1
Header ID
MATIS.2025-06-23T04:20:34.082
Date updated
2025-06-23 04:30:55 UTC+0000
Release date
2026-06-23 04:30:55 UTC+0000
UTC Start
2025-06-23 04:20:34.082
UTC End
2025-06-23 04:21:34.142
MJD Start
60849.18095002
MJD End
60849.18164515889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006682
Ambient temperature (°C)
11.35
Seeing (arcsec)
0.47
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 68.0270 68.0530 269.3000 269.4000
K0-D0 95.4410 95.4790 248.6000 248.7000
K0-J3 56.5610 56.5620 330.5150 330.6170
G2-D0 39.8320 39.8400 211.6000 211.7000
G2-J3 64.2180 64.2340 38.7340 38.8550
D0-J3 103.8580 103.8810 35.9900 36.1110
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 60849.18095002
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 68.027
HIERARCH ESO ISS PBL12 END 68.053
HIERARCH ESO ISS PBLA12 START 269.3
HIERARCH ESO ISS PBLA12 END 269.4
HIERARCH ESO ISS PBL13 START 95.441
HIERARCH ESO ISS PBL13 END 95.479
HIERARCH ESO ISS PBLA13 START 248.6
HIERARCH ESO ISS PBLA13 END 248.7
HIERARCH ESO ISS PBL14 START 56.561
HIERARCH ESO ISS PBL14 END 56.562
HIERARCH ESO ISS PBLA14 START 330.515
HIERARCH ESO ISS PBLA14 END 330.617
HIERARCH ESO ISS PBL23 START 39.832
HIERARCH ESO ISS PBL23 END 39.84
HIERARCH ESO ISS PBLA23 START 211.6
HIERARCH ESO ISS PBLA23 END 211.7
HIERARCH ESO ISS PBL24 START 64.218
HIERARCH ESO ISS PBL24 END 64.234
HIERARCH ESO ISS PBLA24 START 38.734
HIERARCH ESO ISS PBLA24 END 38.855
HIERARCH ESO ISS PBL34 START 103.858
HIERARCH ESO ISS PBL34 END 103.881
HIERARCH ESO ISS PBLA34 START 35.99
HIERARCH ESO ISS PBLA34 END 36.111
HIERARCH ESO ISS AMBI TAU0 START 0.006682
HIERARCH ESO ISS AMBI TAU0 END 0.006682
HIERARCH ESO ISS AMBI TEMP 11.35
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47