Exposure
ID
MATIS.2025-06-28T06:55:16.257_1
Header ID
MATIS.2025-06-28T06:55:16.257
Date updated
2025-06-28 07:06:15 UTC+0000
Release date
2025-06-28 06:55:16 UTC+0000
UTC Start
2025-06-28 06:55:16.257
UTC End
2025-06-28 06:56:16.265
MJD Start
60854.2883826
MJD End
60854.289077137044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002068
Ambient temperature (°C)
3.75
Seeing (arcsec)
0.7
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 24.9040 24.8990 161.3000 161.5000
A0-D0 27.4670 27.4040 86.9000 87.0000
A0-C1 20.9920 20.9690 136.5240 136.7150
B2-D0 31.7510 31.7220 37.8000 37.9000
B2-C1 10.5780 10.5680 37.7660 37.8270
D0-C1 21.1730 21.1540 217.8290 217.8890
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 60854.2883826
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 24.904
HIERARCH ESO ISS PBL12 END 24.899
HIERARCH ESO ISS PBLA12 START 161.3
HIERARCH ESO ISS PBLA12 END 161.5
HIERARCH ESO ISS PBL13 START 27.467
HIERARCH ESO ISS PBL13 END 27.404
HIERARCH ESO ISS PBLA13 START 86.9
HIERARCH ESO ISS PBLA13 END 87.0
HIERARCH ESO ISS PBL14 START 20.992
HIERARCH ESO ISS PBL14 END 20.969
HIERARCH ESO ISS PBLA14 START 136.524
HIERARCH ESO ISS PBLA14 END 136.715
HIERARCH ESO ISS PBL23 START 31.751
HIERARCH ESO ISS PBL23 END 31.722
HIERARCH ESO ISS PBLA23 START 37.8
HIERARCH ESO ISS PBLA23 END 37.9
HIERARCH ESO ISS PBL24 START 10.578
HIERARCH ESO ISS PBL24 END 10.568
HIERARCH ESO ISS PBLA24 START 37.766
HIERARCH ESO ISS PBLA24 END 37.827
HIERARCH ESO ISS PBL34 START 21.173
HIERARCH ESO ISS PBL34 END 21.154
HIERARCH ESO ISS PBLA34 START 217.829
HIERARCH ESO ISS PBLA34 END 217.889
HIERARCH ESO ISS AMBI TAU0 START 0.002074
HIERARCH ESO ISS AMBI TAU0 END 0.002062
HIERARCH ESO ISS AMBI TEMP 3.75
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.7