Exposure
ID
MATIS.2025-08-16T05:12:29.281_1
Header ID
MATIS.2025-08-16T05:12:29.281
Date updated
2025-08-16 05:20:44 UTC+0000
Release date
2025-08-16 05:12:29 UTC+0000
UTC Start
2025-08-16 05:12:29.281
UTC End
2025-08-16 05:13:29.289
MJD Start
60903.21700557
MJD End
60903.21770010704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002624
Ambient temperature (°C)
9.3
Seeing (arcsec)
0.94
Observation
ID
70032
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
51957
Name
del Sgr
RA
275.248726
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 47.4700 47.3230 309.4000 309.7000
K0-D0 61.2330 60.9510 279.1000 279.2000
K0-J3 56.2550 56.2560 3.5730 3.7240
G2-D0 31.4200 31.3480 229.3000 229.3000
G2-J3 47.8390 47.6990 57.1020 57.1220
D0-J3 79.0830 78.8700 53.9980 54.0150
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 60903.21700557
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248726
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 47.47
HIERARCH ESO ISS PBL12 END 47.323
HIERARCH ESO ISS PBLA12 START 309.4
HIERARCH ESO ISS PBLA12 END 309.7
HIERARCH ESO ISS PBL13 START 61.233
HIERARCH ESO ISS PBL13 END 60.951
HIERARCH ESO ISS PBLA13 START 279.1
HIERARCH ESO ISS PBLA13 END 279.2
HIERARCH ESO ISS PBL14 START 56.255
HIERARCH ESO ISS PBL14 END 56.256
HIERARCH ESO ISS PBLA14 START 3.573
HIERARCH ESO ISS PBLA14 END 3.724
HIERARCH ESO ISS PBL23 START 31.42
HIERARCH ESO ISS PBL23 END 31.348
HIERARCH ESO ISS PBLA23 START 229.3
HIERARCH ESO ISS PBLA23 END 229.3
HIERARCH ESO ISS PBL24 START 47.839
HIERARCH ESO ISS PBL24 END 47.699
HIERARCH ESO ISS PBLA24 START 57.102
HIERARCH ESO ISS PBLA24 END 57.122
HIERARCH ESO ISS PBL34 START 79.083
HIERARCH ESO ISS PBL34 END 78.87
HIERARCH ESO ISS PBLA34 START 53.998
HIERARCH ESO ISS PBLA34 END 54.015
HIERARCH ESO ISS AMBI TAU0 START 0.002624
HIERARCH ESO ISS AMBI TAU0 END 0.002624
HIERARCH ESO ISS AMBI TEMP 9.3
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 0.94