Exposure
ID
MATIS.2025-06-28T00:55:25.504_1
Header ID
MATIS.2025-06-28T00:55:25.504
Date updated
2025-06-28 01:06:15 UTC+0000
Release date
2025-06-28 00:55:25 UTC+0000
UTC Start
2025-06-28 00:55:25.504
UTC End
2025-06-28 00:56:25.512
MJD Start
60854.03848963
MJD End
60854.03918416704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002374
Ambient temperature (°C)
6.42
Seeing (arcsec)
0.545
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 19.5700 19.6200 127.3000 127.3000
A0-D0 25.6570 25.6960 31.5000 31.8000
A0-C1 14.8620 14.9280 92.4120 92.5280
B2-D0 33.7920 33.7920 356.4000 356.5000
B2-C1 11.2570 11.2570 356.3320 356.4780
D0-C1 22.5350 22.5350 176.3730 176.5200
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 60854.03848963
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 19.57
HIERARCH ESO ISS PBL12 END 19.62
HIERARCH ESO ISS PBLA12 START 127.3
HIERARCH ESO ISS PBLA12 END 127.3
HIERARCH ESO ISS PBL13 START 25.657
HIERARCH ESO ISS PBL13 END 25.696
HIERARCH ESO ISS PBLA13 START 31.5
HIERARCH ESO ISS PBLA13 END 31.8
HIERARCH ESO ISS PBL14 START 14.862
HIERARCH ESO ISS PBL14 END 14.928
HIERARCH ESO ISS PBLA14 START 92.412
HIERARCH ESO ISS PBLA14 END 92.528
HIERARCH ESO ISS PBL23 START 33.792
HIERARCH ESO ISS PBL23 END 33.792
HIERARCH ESO ISS PBLA23 START 356.4
HIERARCH ESO ISS PBLA23 END 356.5
HIERARCH ESO ISS PBL24 START 11.257
HIERARCH ESO ISS PBL24 END 11.257
HIERARCH ESO ISS PBLA24 START 356.332
HIERARCH ESO ISS PBLA24 END 356.478
HIERARCH ESO ISS PBL34 START 22.535
HIERARCH ESO ISS PBL34 END 22.535
HIERARCH ESO ISS PBLA34 START 176.373
HIERARCH ESO ISS PBLA34 END 176.52
HIERARCH ESO ISS AMBI TAU0 START 0.002495
HIERARCH ESO ISS AMBI TAU0 END 0.002253
HIERARCH ESO ISS AMBI TEMP 6.42
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.56