Exposure
ID
MATIS.2025-09-22T00:57:11.246_1
Header ID
MATIS.2025-09-22T00:57:11.246
Date updated
2025-09-22 01:05:58 UTC+0000
Release date
2025-09-22 00:57:11 UTC+0000
UTC Start
2025-09-22 00:57:11.246
UTC End
2025-09-22 00:58:11.254
MJD Start
60940.03971349
MJD End
60940.04040802704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005428
Ambient temperature (°C)
11.76
Seeing (arcsec)
0.52
Observation
ID
70484
Category
calibrator
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
52266
Name
eps Sgr
RA
276.041372
DEC
-34.38533
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 87.3420 87.2780 133.3000 133.5000
A0-J2 119.3340 119.1620 110.1000 110.2000
A0-K0 114.8040 114.5960 86.4280 86.5660
G1-J2 52.1610 52.0720 68.6000 68.7000
G1-K0 84.3170 84.2440 37.2720 37.3500
J2-K0 48.1500 48.1490 2.9620 3.0750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60940.03971349
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 87.342
HIERARCH ESO ISS PBL12 END 87.278
HIERARCH ESO ISS PBLA12 START 133.3
HIERARCH ESO ISS PBLA12 END 133.5
HIERARCH ESO ISS PBL13 START 119.334
HIERARCH ESO ISS PBL13 END 119.162
HIERARCH ESO ISS PBLA13 START 110.1
HIERARCH ESO ISS PBLA13 END 110.2
HIERARCH ESO ISS PBL14 START 114.804
HIERARCH ESO ISS PBL14 END 114.596
HIERARCH ESO ISS PBLA14 START 86.428
HIERARCH ESO ISS PBLA14 END 86.566
HIERARCH ESO ISS PBL23 START 52.161
HIERARCH ESO ISS PBL23 END 52.072
HIERARCH ESO ISS PBLA23 START 68.6
HIERARCH ESO ISS PBLA23 END 68.7
HIERARCH ESO ISS PBL24 START 84.317
HIERARCH ESO ISS PBL24 END 84.244
HIERARCH ESO ISS PBLA24 START 37.272
HIERARCH ESO ISS PBLA24 END 37.35
HIERARCH ESO ISS PBL34 START 48.15
HIERARCH ESO ISS PBL34 END 48.149
HIERARCH ESO ISS PBLA34 START 2.962
HIERARCH ESO ISS PBLA34 END 3.075
HIERARCH ESO ISS AMBI TAU0 START 0.005428
HIERARCH ESO ISS AMBI TAU0 END 0.005428
HIERARCH ESO ISS AMBI TEMP 11.76
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52