Exposure
ID
MATIS.2025-06-28T05:36:13.420_1
Header ID
MATIS.2025-06-28T05:36:13.420
Date updated
2025-06-28 05:46:22 UTC+0000
Release date
2025-06-28 05:36:13 UTC+0000
UTC Start
2025-06-28 05:36:13.420
UTC End
2025-06-28 05:37:13.428
MJD Start
60854.23348866
MJD End
60854.23418319704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001711
Ambient temperature (°C)
4.76
Seeing (arcsec)
0.8300000000000001
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 25.2650 25.2620 149.6000 149.8000
A0-D0 31.0720 31.0430 77.9000 78.0000
A0-C1 22.3630 22.3520 123.5580 123.7030
B2-D0 33.3330 33.3200 31.9000 32.0000
B2-C1 11.1040 11.0990 31.8390 31.9300
D0-C1 22.2290 22.2210 211.9030 211.9940
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 60854.23348866
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 25.265
HIERARCH ESO ISS PBL12 END 25.262
HIERARCH ESO ISS PBLA12 START 149.6
HIERARCH ESO ISS PBLA12 END 149.8
HIERARCH ESO ISS PBL13 START 31.072
HIERARCH ESO ISS PBL13 END 31.043
HIERARCH ESO ISS PBLA13 START 77.9
HIERARCH ESO ISS PBLA13 END 78.0
HIERARCH ESO ISS PBL14 START 22.363
HIERARCH ESO ISS PBL14 END 22.352
HIERARCH ESO ISS PBLA14 START 123.558
HIERARCH ESO ISS PBLA14 END 123.703
HIERARCH ESO ISS PBL23 START 33.333
HIERARCH ESO ISS PBL23 END 33.32
HIERARCH ESO ISS PBLA23 START 31.9
HIERARCH ESO ISS PBLA23 END 32.0
HIERARCH ESO ISS PBL24 START 11.104
HIERARCH ESO ISS PBL24 END 11.099
HIERARCH ESO ISS PBLA24 START 31.839
HIERARCH ESO ISS PBLA24 END 31.93
HIERARCH ESO ISS PBL34 START 22.229
HIERARCH ESO ISS PBL34 END 22.221
HIERARCH ESO ISS PBLA34 START 211.903
HIERARCH ESO ISS PBLA34 END 211.994
HIERARCH ESO ISS AMBI TAU0 START 0.001711
HIERARCH ESO ISS AMBI TAU0 END 0.001711
HIERARCH ESO ISS AMBI TEMP 4.76
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.87