Exposure
ID
MATIS.2025-06-28T00:49:27.278_1
Header ID
MATIS.2025-06-28T00:49:27.278
Date updated
2025-06-28 01:01:40 UTC+0000
Release date
2025-06-28 00:49:27 UTC+0000
UTC Start
2025-06-28 00:49:27.278
UTC End
2025-06-28 00:50:27.242
MJD Start
60854.0343435
MJD End
60854.03503752778
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00171
Ambient temperature (°C)
6.56
Seeing (arcsec)
0.6699999999999999
Observation
ID
68243
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 19.2780 19.3280 127.2000 127.2000
A0-D0 25.4340 25.4720 29.9000 30.2000
A0-C1 14.4710 14.5380 91.7210 91.8390
B2-D0 33.7970 33.7960 355.5000 355.6000
B2-C1 11.2590 11.2580 355.4690 355.6150
D0-C1 22.5390 22.5380 175.5090 175.6560
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 60854.0343435
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
DEC -29.82826
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 19.278
HIERARCH ESO ISS PBL12 END 19.328
HIERARCH ESO ISS PBLA12 START 127.2
HIERARCH ESO ISS PBLA12 END 127.2
HIERARCH ESO ISS PBL13 START 25.434
HIERARCH ESO ISS PBL13 END 25.472
HIERARCH ESO ISS PBLA13 START 29.9
HIERARCH ESO ISS PBLA13 END 30.2
HIERARCH ESO ISS PBL14 START 14.471
HIERARCH ESO ISS PBL14 END 14.538
HIERARCH ESO ISS PBLA14 START 91.721
HIERARCH ESO ISS PBLA14 END 91.839
HIERARCH ESO ISS PBL23 START 33.797
HIERARCH ESO ISS PBL23 END 33.796
HIERARCH ESO ISS PBLA23 START 355.5
HIERARCH ESO ISS PBLA23 END 355.6
HIERARCH ESO ISS PBL24 START 11.259
HIERARCH ESO ISS PBL24 END 11.258
HIERARCH ESO ISS PBLA24 START 355.469
HIERARCH ESO ISS PBLA24 END 355.615
HIERARCH ESO ISS PBL34 START 22.539
HIERARCH ESO ISS PBL34 END 22.538
HIERARCH ESO ISS PBLA34 START 175.509
HIERARCH ESO ISS PBLA34 END 175.656
HIERARCH ESO ISS AMBI TAU0 START 0.00171
HIERARCH ESO ISS AMBI TAU0 END 0.00171
HIERARCH ESO ISS AMBI TEMP 6.56
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.65