Exposure
ID
MATIS.2025-09-22T01:30:57.325_1
Header ID
MATIS.2025-09-22T01:30:57.325
Date updated
2025-09-22 01:41:06 UTC+0000
Release date
2025-09-22 01:30:57 UTC+0000
UTC Start
2025-09-22 01:30:57.325
UTC End
2025-09-22 01:31:57.333
MJD Start
60940.06316348
MJD End
60940.06385801704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003131
Ambient temperature (°C)
12.23
Seeing (arcsec)
0.67
Observation
ID
70486
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
52267
Name
del Sgr
RA
275.247447
DEC
-29.82826
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 82.7390 82.6460 139.2000 139.4000
A0-J2 110.1160 109.8780 114.4000 114.5000
A0-K0 106.2460 105.9700 88.5360 88.6590
G1-J2 49.3160 49.2040 69.6000 69.7000
G1-K0 83.5810 83.4980 38.5890 38.6440
J2-K0 48.5080 48.5070 6.9920 7.1020
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 60940.06316348
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247447
DEC -29.82826
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 82.739
HIERARCH ESO ISS PBL12 END 82.646
HIERARCH ESO ISS PBLA12 START 139.2
HIERARCH ESO ISS PBLA12 END 139.4
HIERARCH ESO ISS PBL13 START 110.116
HIERARCH ESO ISS PBL13 END 109.878
HIERARCH ESO ISS PBLA13 START 114.4
HIERARCH ESO ISS PBLA13 END 114.5
HIERARCH ESO ISS PBL14 START 106.246
HIERARCH ESO ISS PBL14 END 105.97
HIERARCH ESO ISS PBLA14 START 88.536
HIERARCH ESO ISS PBLA14 END 88.659
HIERARCH ESO ISS PBL23 START 49.316
HIERARCH ESO ISS PBL23 END 49.204
HIERARCH ESO ISS PBLA23 START 69.6
HIERARCH ESO ISS PBLA23 END 69.7
HIERARCH ESO ISS PBL24 START 83.581
HIERARCH ESO ISS PBL24 END 83.498
HIERARCH ESO ISS PBLA24 START 38.589
HIERARCH ESO ISS PBLA24 END 38.644
HIERARCH ESO ISS PBL34 START 48.508
HIERARCH ESO ISS PBL34 END 48.507
HIERARCH ESO ISS PBLA34 START 6.992
HIERARCH ESO ISS PBLA34 END 7.102
HIERARCH ESO ISS AMBI TAU0 START 0.002933
HIERARCH ESO ISS AMBI TAU0 END 0.003329
HIERARCH ESO ISS AMBI TEMP 12.23
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67