Exposure
ID
MATIS.2025-06-27T02:34:11.417_1
Header ID
MATIS.2025-06-27T02:34:11.417
Date updated
2025-06-27 02:40:49 UTC+0000
Release date
2025-06-27 02:34:11 UTC+0000
UTC Start
2025-06-27 02:34:11.417
UTC End
2025-06-27 02:35:11.425
MJD Start
60853.10707659
MJD End
60853.10777112704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001796
Ambient temperature (°C)
6.23
Seeing (arcsec)
0.78
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 23.2390 23.2680 131.2000 131.3000
A0-D0 29.4970 29.5350 52.3000 52.5000
A0-C1 19.8790 19.9200 102.2310 102.3320
B2-D0 33.8480 33.8490 10.0000 10.1000
B2-C1 11.2750 11.2760 9.9600 10.1020
D0-C1 22.5730 22.5740 190.0160 190.1580
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 60853.10707659
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 23.239
HIERARCH ESO ISS PBL12 END 23.268
HIERARCH ESO ISS PBLA12 START 131.2
HIERARCH ESO ISS PBLA12 END 131.3
HIERARCH ESO ISS PBL13 START 29.497
HIERARCH ESO ISS PBL13 END 29.535
HIERARCH ESO ISS PBLA13 START 52.3
HIERARCH ESO ISS PBLA13 END 52.5
HIERARCH ESO ISS PBL14 START 19.879
HIERARCH ESO ISS PBL14 END 19.92
HIERARCH ESO ISS PBLA14 START 102.231
HIERARCH ESO ISS PBLA14 END 102.332
HIERARCH ESO ISS PBL23 START 33.848
HIERARCH ESO ISS PBL23 END 33.849
HIERARCH ESO ISS PBLA23 START 10.0
HIERARCH ESO ISS PBLA23 END 10.1
HIERARCH ESO ISS PBL24 START 11.275
HIERARCH ESO ISS PBL24 END 11.276
HIERARCH ESO ISS PBLA24 START 9.96
HIERARCH ESO ISS PBLA24 END 10.102
HIERARCH ESO ISS PBL34 START 22.573
HIERARCH ESO ISS PBL34 END 22.574
HIERARCH ESO ISS PBLA34 START 190.016
HIERARCH ESO ISS PBLA34 END 190.158
HIERARCH ESO ISS AMBI TAU0 START 0.001796
HIERARCH ESO ISS AMBI TAU0 END 0.001796
HIERARCH ESO ISS AMBI TEMP 6.23
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.76