Exposure
ID
MATIS.2025-07-16T04:59:43.808_1
Header ID
MATIS.2025-07-16T04:59:43.808
Date updated
2025-07-16 05:05:53 UTC+0000
Release date
2025-07-16 04:59:43 UTC+0000
UTC Start
2025-07-16 04:59:43.808
UTC End
2025-07-16 05:00:43.816
MJD Start
60872.20814593
MJD End
60872.20884046704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003541
Ambient temperature (°C)
11.93
Seeing (arcsec)
0.91
Observation
ID
68814
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
51196
Name
del Sgr
RA
275.247446
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 87.5350 87.4650 128.7000 128.9000
A0-J2 121.7730 121.6110 105.0000 105.1000
A0-K0 119.3250 119.1470 81.7650 81.8810
G1-J2 54.5870 54.5150 64.7000 64.8000
G1-K0 87.4430 87.3920 34.7290 34.8090
J2-K0 48.5580 48.5570 0.5380 0.6530
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 60872.20814593
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247446
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 87.535
HIERARCH ESO ISS PBL12 END 87.465
HIERARCH ESO ISS PBLA12 START 128.7
HIERARCH ESO ISS PBLA12 END 128.9
HIERARCH ESO ISS PBL13 START 121.773
HIERARCH ESO ISS PBL13 END 121.611
HIERARCH ESO ISS PBLA13 START 105.0
HIERARCH ESO ISS PBLA13 END 105.1
HIERARCH ESO ISS PBL14 START 119.325
HIERARCH ESO ISS PBL14 END 119.147
HIERARCH ESO ISS PBLA14 START 81.765
HIERARCH ESO ISS PBLA14 END 81.881
HIERARCH ESO ISS PBL23 START 54.587
HIERARCH ESO ISS PBL23 END 54.515
HIERARCH ESO ISS PBLA23 START 64.7
HIERARCH ESO ISS PBLA23 END 64.8
HIERARCH ESO ISS PBL24 START 87.443
HIERARCH ESO ISS PBL24 END 87.392
HIERARCH ESO ISS PBLA24 START 34.729
HIERARCH ESO ISS PBLA24 END 34.809
HIERARCH ESO ISS PBL34 START 48.558
HIERARCH ESO ISS PBL34 END 48.557
HIERARCH ESO ISS PBLA34 START 0.538
HIERARCH ESO ISS PBLA34 END 0.653
HIERARCH ESO ISS AMBI TAU0 START 0.003541
HIERARCH ESO ISS AMBI TAU0 END 0.003541
HIERARCH ESO ISS AMBI TEMP 11.93
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91