Exposure
ID
MATIS.2025-06-21T07:44:58.722_1
Header ID
MATIS.2025-06-21T07:44:58.722
Date updated
2025-06-21 07:51:24 UTC+0000
Release date
2025-06-21 07:44:58 UTC+0000
UTC Start
2025-06-21 07:44:58.722
UTC End
2025-06-21 07:45:58.686
MJD Start
60847.32290187
MJD End
60847.323595897775
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003986
Ambient temperature (°C)
11.18
Seeing (arcsec)
0.49
Observation
ID
68184
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
50685
Name
del Sgr
RA
275.248725
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 56.9980 56.8650 294.4000 294.6000
K0-D0 77.9470 77.7310 269.6000 269.7000
K0-J3 56.2910 56.2890 353.5900 353.7380
G2-D0 35.5640 35.5120 227.1000 227.2000
G2-J3 55.9090 55.8080 54.6540 54.7070
D0-J3 91.2850 91.1320 51.7260 51.7770
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 60847.32290187
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248725
DEC -29.82826
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 56.998
HIERARCH ESO ISS PBL12 END 56.865
HIERARCH ESO ISS PBLA12 START 294.4
HIERARCH ESO ISS PBLA12 END 294.6
HIERARCH ESO ISS PBL13 START 77.947
HIERARCH ESO ISS PBL13 END 77.731
HIERARCH ESO ISS PBLA13 START 269.6
HIERARCH ESO ISS PBLA13 END 269.7
HIERARCH ESO ISS PBL14 START 56.291
HIERARCH ESO ISS PBL14 END 56.289
HIERARCH ESO ISS PBLA14 START 353.59
HIERARCH ESO ISS PBLA14 END 353.738
HIERARCH ESO ISS PBL23 START 35.564
HIERARCH ESO ISS PBL23 END 35.512
HIERARCH ESO ISS PBLA23 START 227.1
HIERARCH ESO ISS PBLA23 END 227.2
HIERARCH ESO ISS PBL24 START 55.909
HIERARCH ESO ISS PBL24 END 55.808
HIERARCH ESO ISS PBLA24 START 54.654
HIERARCH ESO ISS PBLA24 END 54.707
HIERARCH ESO ISS PBL34 START 91.285
HIERARCH ESO ISS PBL34 END 91.132
HIERARCH ESO ISS PBLA34 START 51.726
HIERARCH ESO ISS PBLA34 END 51.777
HIERARCH ESO ISS AMBI TAU0 START 0.003986
HIERARCH ESO ISS AMBI TAU0 END 0.003986
HIERARCH ESO ISS AMBI TEMP 11.18
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49