Exposure
ID
MATIS.2025-06-18T04:24:00.039_1
Header ID
MATIS.2025-06-18T04:24:00.039
Date updated
2025-06-18 04:30:46 UTC+0000
Release date
2025-06-18 04:24:00 UTC+0000
UTC Start
2025-06-18 04:24:00.039
UTC End
2025-06-18 04:25:00.047
MJD Start
60844.18333378
MJD End
60844.18402831704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003161
Ambient temperature (°C)
6.65
Seeing (arcsec)
0.79
Observation
ID
68122
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.1990 88.2720 109.8000 110.0000
A0-J2 126.4760 126.5770 86.1000 86.2000
A0-K0 126.3870 126.4560 64.1260 64.2680
G1-J2 57.8930 57.9100 48.3000 48.4000
G1-K0 90.4840 90.4830 19.8720 19.9980
J2-K0 48.2230 48.2290 345.0180 345.1160
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 60844.18333378
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 88.199
HIERARCH ESO ISS PBL12 END 88.272
HIERARCH ESO ISS PBLA12 START 109.8
HIERARCH ESO ISS PBLA12 END 110.0
HIERARCH ESO ISS PBL13 START 126.476
HIERARCH ESO ISS PBL13 END 126.577
HIERARCH ESO ISS PBLA13 START 86.1
HIERARCH ESO ISS PBLA13 END 86.2
HIERARCH ESO ISS PBL14 START 126.387
HIERARCH ESO ISS PBL14 END 126.456
HIERARCH ESO ISS PBLA14 START 64.126
HIERARCH ESO ISS PBLA14 END 64.268
HIERARCH ESO ISS PBL23 START 57.893
HIERARCH ESO ISS PBL23 END 57.91
HIERARCH ESO ISS PBLA23 START 48.3
HIERARCH ESO ISS PBLA23 END 48.4
HIERARCH ESO ISS PBL24 START 90.484
HIERARCH ESO ISS PBL24 END 90.483
HIERARCH ESO ISS PBLA24 START 19.872
HIERARCH ESO ISS PBLA24 END 19.998
HIERARCH ESO ISS PBL34 START 48.223
HIERARCH ESO ISS PBL34 END 48.229
HIERARCH ESO ISS PBLA34 START 345.018
HIERARCH ESO ISS PBLA34 END 345.116
HIERARCH ESO ISS AMBI TAU0 START 0.003161
HIERARCH ESO ISS AMBI TAU0 END 0.003161
HIERARCH ESO ISS AMBI TEMP 6.65
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79