Exposure
ID
MATIS.2025-06-27T04:20:14.178_1
Header ID
MATIS.2025-06-27T04:20:14.178
Date updated
2025-06-27 04:30:47 UTC+0000
Release date
2025-06-27 04:20:14 UTC+0000
UTC Start
2025-06-27 04:20:14.178
UTC End
2025-06-27 04:21:14.186
MJD Start
60853.18071965
MJD End
60853.18141418704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001897
Ambient temperature (°C)
6.04
Seeing (arcsec)
0.89
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 25.1060 25.1140 140.1000 140.2000
A0-D0 31.9670 31.9720 68.4000 68.5000
A0-C1 22.4750 22.4840 113.3730 113.4920
B2-D0 33.8970 33.8950 23.7000 23.8000
B2-C1 11.2910 11.2910 23.6330 23.7520
D0-C1 22.6060 22.6040 203.6960 203.8160
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 60853.18071965
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 25.106
HIERARCH ESO ISS PBL12 END 25.114
HIERARCH ESO ISS PBLA12 START 140.1
HIERARCH ESO ISS PBLA12 END 140.2
HIERARCH ESO ISS PBL13 START 31.967
HIERARCH ESO ISS PBL13 END 31.972
HIERARCH ESO ISS PBLA13 START 68.4
HIERARCH ESO ISS PBLA13 END 68.5
HIERARCH ESO ISS PBL14 START 22.475
HIERARCH ESO ISS PBL14 END 22.484
HIERARCH ESO ISS PBLA14 START 113.373
HIERARCH ESO ISS PBLA14 END 113.492
HIERARCH ESO ISS PBL23 START 33.897
HIERARCH ESO ISS PBL23 END 33.895
HIERARCH ESO ISS PBLA23 START 23.7
HIERARCH ESO ISS PBLA23 END 23.8
HIERARCH ESO ISS PBL24 START 11.291
HIERARCH ESO ISS PBL24 END 11.291
HIERARCH ESO ISS PBLA24 START 23.633
HIERARCH ESO ISS PBLA24 END 23.752
HIERARCH ESO ISS PBL34 START 22.606
HIERARCH ESO ISS PBL34 END 22.604
HIERARCH ESO ISS PBLA34 START 203.696
HIERARCH ESO ISS PBLA34 END 203.816
HIERARCH ESO ISS AMBI TAU0 START 0.001897
HIERARCH ESO ISS AMBI TAU0 END 0.001897
HIERARCH ESO ISS AMBI TEMP 6.04
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.91