Exposure
ID
MATIS.2025-09-23T23:59:38.532_1
Header ID
MATIS.2025-09-23T23:59:38.532
Date updated
2025-09-24 00:11:02 UTC+0000
Release date
2025-09-23 23:59:38 UTC+0000
UTC Start
2025-09-23 23:59:38.532
UTC End
2025-09-24 00:00:38.592
MJD Start
60941.99975153
MJD End
60942.000446668884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0076100000000000004
Ambient temperature (°C)
15.34
Seeing (arcsec)
0.605
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 89.7890 89.7540 125.0000 125.2000
A0-J2 126.0720 125.9700 102.1000 102.3000
A0-K0 123.0040 122.8760 79.8560 79.9850
G1-J2 55.6830 55.6270 63.2000 63.4000
G1-K0 87.2550 87.2070 33.0120 33.1030
J2-K0 48.1540 48.1550 357.3980 357.5080
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 60941.99975153
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 89.789
HIERARCH ESO ISS PBL12 END 89.754
HIERARCH ESO ISS PBLA12 START 125.0
HIERARCH ESO ISS PBLA12 END 125.2
HIERARCH ESO ISS PBL13 START 126.072
HIERARCH ESO ISS PBL13 END 125.97
HIERARCH ESO ISS PBLA13 START 102.1
HIERARCH ESO ISS PBLA13 END 102.3
HIERARCH ESO ISS PBL14 START 123.004
HIERARCH ESO ISS PBL14 END 122.876
HIERARCH ESO ISS PBLA14 START 79.856
HIERARCH ESO ISS PBLA14 END 79.985
HIERARCH ESO ISS PBL23 START 55.683
HIERARCH ESO ISS PBL23 END 55.627
HIERARCH ESO ISS PBLA23 START 63.2
HIERARCH ESO ISS PBLA23 END 63.4
HIERARCH ESO ISS PBL24 START 87.255
HIERARCH ESO ISS PBL24 END 87.207
HIERARCH ESO ISS PBLA24 START 33.012
HIERARCH ESO ISS PBLA24 END 33.103
HIERARCH ESO ISS PBL34 START 48.154
HIERARCH ESO ISS PBL34 END 48.155
HIERARCH ESO ISS PBLA34 START 357.398
HIERARCH ESO ISS PBLA34 END 357.508
HIERARCH ESO ISS AMBI TAU0 START 0.008231
HIERARCH ESO ISS AMBI TAU0 END 0.006989
HIERARCH ESO ISS AMBI TEMP 15.34
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.6