Exposure
ID
MATIS.2025-06-27T05:32:27.550_1
Header ID
MATIS.2025-06-27T05:32:27.550
Date updated
2025-06-27 05:41:33 UTC+0000
Release date
2025-06-27 05:32:27 UTC+0000
UTC Start
2025-06-27 05:32:27.550
UTC End
2025-06-27 05:33:27.558
MJD Start
60853.23087442
MJD End
60853.23156895704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0019030000000000002
Ambient temperature (°C)
5.69
Seeing (arcsec)
1.155
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 25.2820 25.2800 148.6000 148.7000
A0-D0 31.2780 31.2520 77.0000 77.2000
A0-C1 22.4400 22.4310 122.4730 122.6150
B2-D0 33.4260 33.4140 31.2000 31.3000
B2-C1 11.1350 11.1310 31.1430 31.2370
D0-C1 22.2920 22.2840 211.2070 211.3010
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 60853.23087442
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 25.282
HIERARCH ESO ISS PBL12 END 25.28
HIERARCH ESO ISS PBLA12 START 148.6
HIERARCH ESO ISS PBLA12 END 148.7
HIERARCH ESO ISS PBL13 START 31.278
HIERARCH ESO ISS PBL13 END 31.252
HIERARCH ESO ISS PBLA13 START 77.0
HIERARCH ESO ISS PBLA13 END 77.2
HIERARCH ESO ISS PBL14 START 22.44
HIERARCH ESO ISS PBL14 END 22.431
HIERARCH ESO ISS PBLA14 START 122.473
HIERARCH ESO ISS PBLA14 END 122.615
HIERARCH ESO ISS PBL23 START 33.426
HIERARCH ESO ISS PBL23 END 33.414
HIERARCH ESO ISS PBLA23 START 31.2
HIERARCH ESO ISS PBLA23 END 31.3
HIERARCH ESO ISS PBL24 START 11.135
HIERARCH ESO ISS PBL24 END 11.131
HIERARCH ESO ISS PBLA24 START 31.143
HIERARCH ESO ISS PBLA24 END 31.237
HIERARCH ESO ISS PBL34 START 22.292
HIERARCH ESO ISS PBL34 END 22.284
HIERARCH ESO ISS PBLA34 START 211.207
HIERARCH ESO ISS PBLA34 END 211.301
HIERARCH ESO ISS AMBI TAU0 START 0.001933
HIERARCH ESO ISS AMBI TAU0 END 0.001873
HIERARCH ESO ISS AMBI TEMP 5.69
HIERARCH ESO ISS AMBI FWHM START 1.25
HIERARCH ESO ISS AMBI FWHM END 1.06