Exposure
ID
MATIS.2025-09-24T00:04:37.592_1
Header ID
MATIS.2025-09-24T00:04:37.592
Date updated
2025-09-24 00:11:02 UTC+0000
Release date
2025-09-24 00:04:37 UTC+0000
UTC Start
2025-09-24 00:04:37.592
UTC End
2025-09-24 00:05:37.652
MJD Start
60942.00321287
MJD End
60942.00390800888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.008101
Ambient temperature (°C)
15.49
Seeing (arcsec)
0.62
Observation
ID
70483
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.6120 89.5740 125.8000 125.9000
A0-J2 125.5540 125.4430 102.9000 103.0000
A0-K0 122.3590 122.2220 80.5050 80.6420
G1-J2 55.4010 55.3420 63.8000 63.9000
G1-K0 87.0150 86.9640 33.4720 33.5690
J2-K0 48.1590 48.1600 357.9520 358.0690
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 60942.00321287
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 89.612
HIERARCH ESO ISS PBL12 END 89.574
HIERARCH ESO ISS PBLA12 START 125.8
HIERARCH ESO ISS PBLA12 END 125.9
HIERARCH ESO ISS PBL13 START 125.554
HIERARCH ESO ISS PBL13 END 125.443
HIERARCH ESO ISS PBLA13 START 102.9
HIERARCH ESO ISS PBLA13 END 103.0
HIERARCH ESO ISS PBL14 START 122.359
HIERARCH ESO ISS PBL14 END 122.222
HIERARCH ESO ISS PBLA14 START 80.505
HIERARCH ESO ISS PBLA14 END 80.642
HIERARCH ESO ISS PBL23 START 55.401
HIERARCH ESO ISS PBL23 END 55.342
HIERARCH ESO ISS PBLA23 START 63.8
HIERARCH ESO ISS PBLA23 END 63.9
HIERARCH ESO ISS PBL24 START 87.015
HIERARCH ESO ISS PBL24 END 86.964
HIERARCH ESO ISS PBLA24 START 33.472
HIERARCH ESO ISS PBLA24 END 33.569
HIERARCH ESO ISS PBL34 START 48.159
HIERARCH ESO ISS PBL34 END 48.16
HIERARCH ESO ISS PBLA34 START 357.952
HIERARCH ESO ISS PBLA34 END 358.069
HIERARCH ESO ISS AMBI TAU0 START 0.008101
HIERARCH ESO ISS AMBI TAU0 END 0.008101
HIERARCH ESO ISS AMBI TEMP 15.49
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.61