Exposure
ID
MATIS.2025-06-23T03:53:11.606_1
Header ID
MATIS.2025-06-23T03:53:11.606
Date updated
2025-06-23 04:01:08 UTC+0000
Release date
2025-06-23 03:53:11 UTC+0000
UTC Start
2025-06-23 03:53:11.606
UTC End
2025-06-23 03:54:11.614
MJD Start
60849.16193989
MJD End
60849.16263442704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004567
Ambient temperature (°C)
11.52
Seeing (arcsec)
0.435
Observation
ID
68185
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
50685
Name
del Sgr
RA
275.248725
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.2700 66.3340 263.4000 263.5000
K0-D0 94.1420 94.2050 242.5000 242.7000
K0-J3 55.3800 55.4050 326.4770 326.5630
G2-D0 39.9390 39.9430 206.3000 206.4000
G2-J3 64.2960 64.3070 33.2420 33.3810
D0-J3 104.0550 104.0690 30.5890 30.7250
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 60849.16193989
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248725
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 66.27
HIERARCH ESO ISS PBL12 END 66.334
HIERARCH ESO ISS PBLA12 START 263.4
HIERARCH ESO ISS PBLA12 END 263.5
HIERARCH ESO ISS PBL13 START 94.142
HIERARCH ESO ISS PBL13 END 94.205
HIERARCH ESO ISS PBLA13 START 242.5
HIERARCH ESO ISS PBLA13 END 242.7
HIERARCH ESO ISS PBL14 START 55.38
HIERARCH ESO ISS PBL14 END 55.405
HIERARCH ESO ISS PBLA14 START 326.477
HIERARCH ESO ISS PBLA14 END 326.563
HIERARCH ESO ISS PBL23 START 39.939
HIERARCH ESO ISS PBL23 END 39.943
HIERARCH ESO ISS PBLA23 START 206.3
HIERARCH ESO ISS PBLA23 END 206.4
HIERARCH ESO ISS PBL24 START 64.296
HIERARCH ESO ISS PBL24 END 64.307
HIERARCH ESO ISS PBLA24 START 33.242
HIERARCH ESO ISS PBLA24 END 33.381
HIERARCH ESO ISS PBL34 START 104.055
HIERARCH ESO ISS PBL34 END 104.069
HIERARCH ESO ISS PBLA34 START 30.589
HIERARCH ESO ISS PBLA34 END 30.725
HIERARCH ESO ISS AMBI TAU0 START 0.004966
HIERARCH ESO ISS AMBI TAU0 END 0.004168
HIERARCH ESO ISS AMBI TEMP 11.52
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.47