Exposure
ID
MATIS.2025-06-27T04:14:09.012_1
Header ID
MATIS.2025-06-27T04:14:09.012
Date updated
2025-06-27 04:20:47 UTC+0000
Release date
2025-06-27 04:14:09 UTC+0000
UTC Start
2025-06-27 04:14:09.012
UTC End
2025-06-27 04:15:09.020
MJD Start
60853.17649319
MJD End
60853.177187727044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0019524999999999998
Ambient temperature (°C)
5.97
Seeing (arcsec)
0.89
Observation
ID
68244
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
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.0570 25.0650 139.5000 139.6000
A0-D0 31.9260 31.9340 67.6000 67.7000
A0-C1 22.4150 22.4250 112.6790 112.7950
B2-D0 33.9100 33.9090 23.0000 23.1000
B2-C1 11.2960 11.2950 22.9250 23.0440
D0-C1 22.6150 22.6130 202.9880 203.1070
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 60853.17649319
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 25.057
HIERARCH ESO ISS PBL12 END 25.065
HIERARCH ESO ISS PBLA12 START 139.5
HIERARCH ESO ISS PBLA12 END 139.6
HIERARCH ESO ISS PBL13 START 31.926
HIERARCH ESO ISS PBL13 END 31.934
HIERARCH ESO ISS PBLA13 START 67.6
HIERARCH ESO ISS PBLA13 END 67.7
HIERARCH ESO ISS PBL14 START 22.415
HIERARCH ESO ISS PBL14 END 22.425
HIERARCH ESO ISS PBLA14 START 112.679
HIERARCH ESO ISS PBLA14 END 112.795
HIERARCH ESO ISS PBL23 START 33.91
HIERARCH ESO ISS PBL23 END 33.909
HIERARCH ESO ISS PBLA23 START 23.0
HIERARCH ESO ISS PBLA23 END 23.1
HIERARCH ESO ISS PBL24 START 11.296
HIERARCH ESO ISS PBL24 END 11.295
HIERARCH ESO ISS PBLA24 START 22.925
HIERARCH ESO ISS PBLA24 END 23.044
HIERARCH ESO ISS PBL34 START 22.615
HIERARCH ESO ISS PBL34 END 22.613
HIERARCH ESO ISS PBLA34 START 202.988
HIERARCH ESO ISS PBLA34 END 203.107
HIERARCH ESO ISS AMBI TAU0 START 0.001956
HIERARCH ESO ISS AMBI TAU0 END 0.001949
HIERARCH ESO ISS AMBI TEMP 5.97
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.9