Exposure
ID
MATIS.2025-06-16T06:44:16.355_1
Header ID
MATIS.2025-06-16T06:44:16.355
Date updated
2025-06-16 07:05:53 UTC+0000
Release date
2026-06-16 07:05:52 UTC+0000
UTC Start
2025-06-16 06:44:16.355
UTC End
2025-06-16 06:45:16.363
MJD Start
60842.28074485
MJD End
60842.28143938704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002297
Ambient temperature (°C)
7.43
Seeing (arcsec)
1.62
Observation
ID
68120
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
50630
Name
V VX Sgr
RA
272.015659
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.4160 85.3170 126.8000 127.0000
A0-J2 120.4420 120.2530 102.2000 102.3000
A0-K0 120.3970 120.2210 78.9210 79.0010
G1-J2 55.7140 55.6520 62.4000 62.5000
G1-K0 89.4750 89.4440 33.8110 33.8770
J2-K0 48.5270 48.5270 0.4920 0.6050
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 60842.28074485
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 85.416
HIERARCH ESO ISS PBL12 END 85.317
HIERARCH ESO ISS PBLA12 START 126.8
HIERARCH ESO ISS PBLA12 END 127.0
HIERARCH ESO ISS PBL13 START 120.442
HIERARCH ESO ISS PBL13 END 120.253
HIERARCH ESO ISS PBLA13 START 102.2
HIERARCH ESO ISS PBLA13 END 102.3
HIERARCH ESO ISS PBL14 START 120.397
HIERARCH ESO ISS PBL14 END 120.221
HIERARCH ESO ISS PBLA14 START 78.921
HIERARCH ESO ISS PBLA14 END 79.001
HIERARCH ESO ISS PBL23 START 55.714
HIERARCH ESO ISS PBL23 END 55.652
HIERARCH ESO ISS PBLA23 START 62.4
HIERARCH ESO ISS PBLA23 END 62.5
HIERARCH ESO ISS PBL24 START 89.475
HIERARCH ESO ISS PBL24 END 89.444
HIERARCH ESO ISS PBLA24 START 33.811
HIERARCH ESO ISS PBLA24 END 33.877
HIERARCH ESO ISS PBL34 START 48.527
HIERARCH ESO ISS PBL34 END 48.527
HIERARCH ESO ISS PBLA34 START 0.492
HIERARCH ESO ISS PBLA34 END 0.605
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.002297
HIERARCH ESO ISS AMBI TEMP 7.43
HIERARCH ESO ISS AMBI FWHM START 1.62
HIERARCH ESO ISS AMBI FWHM END 1.62