Exposure
ID
MATIS.2025-09-22T00:58:25.368_1
Header ID
MATIS.2025-09-22T00:58:25.368
Date updated
2025-09-22 01:05:58 UTC+0000
Release date
2025-09-22 00:58:25 UTC+0000
UTC Start
2025-09-22 00:58:25.368
UTC End
2025-09-22 00:59:25.376
MJD Start
60940.04057139
MJD End
60940.041265927044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005383499999999999
Ambient temperature (°C)
11.77
Seeing (arcsec)
0.55
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 87.2650 87.2010 133.6000 133.7000
A0-J2 119.1250 118.9520 110.3000 110.4000
A0-K0 114.5510 114.3410 86.5950 86.7330
G1-J2 52.0530 51.9640 68.8000 68.9000
G1-K0 84.2280 84.1540 37.3670 37.4450
J2-K0 48.1490 48.1470 3.0990 3.2130
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 60940.04057139
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 87.265
HIERARCH ESO ISS PBL12 END 87.201
HIERARCH ESO ISS PBLA12 START 133.6
HIERARCH ESO ISS PBLA12 END 133.7
HIERARCH ESO ISS PBL13 START 119.125
HIERARCH ESO ISS PBL13 END 118.952
HIERARCH ESO ISS PBLA13 START 110.3
HIERARCH ESO ISS PBLA13 END 110.4
HIERARCH ESO ISS PBL14 START 114.551
HIERARCH ESO ISS PBL14 END 114.341
HIERARCH ESO ISS PBLA14 START 86.595
HIERARCH ESO ISS PBLA14 END 86.733
HIERARCH ESO ISS PBL23 START 52.053
HIERARCH ESO ISS PBL23 END 51.964
HIERARCH ESO ISS PBLA23 START 68.8
HIERARCH ESO ISS PBLA23 END 68.9
HIERARCH ESO ISS PBL24 START 84.228
HIERARCH ESO ISS PBL24 END 84.154
HIERARCH ESO ISS PBLA24 START 37.367
HIERARCH ESO ISS PBLA24 END 37.445
HIERARCH ESO ISS PBL34 START 48.149
HIERARCH ESO ISS PBL34 END 48.147
HIERARCH ESO ISS PBLA34 START 3.099
HIERARCH ESO ISS PBLA34 END 3.213
HIERARCH ESO ISS AMBI TAU0 START 0.005428
HIERARCH ESO ISS AMBI TAU0 END 0.005339
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.58