Exposure
ID
MATIS.2025-08-14T03:31:00.297_1
Header ID
MATIS.2025-08-14T03:31:00.297
Date updated
2025-08-14 03:40:49 UTC+0000
Release date
2025-08-14 03:31:00 UTC+0000
UTC Start
2025-08-14 03:31:00.297
UTC End
2025-08-14 03:32:00.305
MJD Start
60901.14653122
MJD End
60901.14722575704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0075
Ambient temperature (°C)
14.39
Seeing (arcsec)
0.805
Observation
ID
69988
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
51927
Name
del Sgr
RA
275.248086
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 109.9860 109.7890 252.0000 252.1000
K0-D0 85.7810 85.6150 264.6000 264.7000
K0-J3 56.4150 56.4120 347.6230 347.7660
B2-D0 32.2540 32.2300 36.6000 36.6000
B2-J3 128.4130 128.2740 46.1020 46.1700
D0-J3 96.7520 96.6370 49.2680 49.3360
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 60901.14653122
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248086
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 B2
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 109.986
HIERARCH ESO ISS PBL12 END 109.789
HIERARCH ESO ISS PBLA12 START 252.0
HIERARCH ESO ISS PBLA12 END 252.1
HIERARCH ESO ISS PBL13 START 85.781
HIERARCH ESO ISS PBL13 END 85.615
HIERARCH ESO ISS PBLA13 START 264.6
HIERARCH ESO ISS PBLA13 END 264.7
HIERARCH ESO ISS PBL14 START 56.415
HIERARCH ESO ISS PBL14 END 56.412
HIERARCH ESO ISS PBLA14 START 347.623
HIERARCH ESO ISS PBLA14 END 347.766
HIERARCH ESO ISS PBL23 START 32.254
HIERARCH ESO ISS PBL23 END 32.23
HIERARCH ESO ISS PBLA23 START 36.6
HIERARCH ESO ISS PBLA23 END 36.6
HIERARCH ESO ISS PBL24 START 128.413
HIERARCH ESO ISS PBL24 END 128.274
HIERARCH ESO ISS PBLA24 START 46.102
HIERARCH ESO ISS PBLA24 END 46.17
HIERARCH ESO ISS PBL34 START 96.752
HIERARCH ESO ISS PBL34 END 96.637
HIERARCH ESO ISS PBLA34 START 49.268
HIERARCH ESO ISS PBLA34 END 49.336
HIERARCH ESO ISS AMBI TAU0 START 0.0075
HIERARCH ESO ISS AMBI TAU0 END 0.0075
HIERARCH ESO ISS AMBI TEMP 14.39
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.8