Exposure
ID
MATIS.2025-06-23T03:54:30.165_1
Header ID
MATIS.2025-06-23T03:54:30.165
Date updated
2025-06-23 04:01:08 UTC+0000
Release date
2025-06-23 03:54:30 UTC+0000
UTC Start
2025-06-23 03:54:30.165
UTC End
2025-06-23 03:55:30.225
MJD Start
60849.16284913
MJD End
60849.163544268886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004149
Ambient temperature (°C)
11.5
Seeing (arcsec)
0.47
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 66.3520 66.4140 263.6000 263.7000
K0-D0 94.2240 94.2850 242.7000 242.9000
K0-J3 55.4120 55.4350 326.5890 326.6770
G2-D0 39.9440 39.9470 206.5000 206.6000
G2-J3 64.3100 64.3210 33.4220 33.5610
D0-J3 104.0730 104.0870 30.7670 30.9030
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 60849.16284913
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 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 66.352
HIERARCH ESO ISS PBL12 END 66.414
HIERARCH ESO ISS PBLA12 START 263.6
HIERARCH ESO ISS PBLA12 END 263.7
HIERARCH ESO ISS PBL13 START 94.224
HIERARCH ESO ISS PBL13 END 94.285
HIERARCH ESO ISS PBLA13 START 242.7
HIERARCH ESO ISS PBLA13 END 242.9
HIERARCH ESO ISS PBL14 START 55.412
HIERARCH ESO ISS PBL14 END 55.435
HIERARCH ESO ISS PBLA14 START 326.589
HIERARCH ESO ISS PBLA14 END 326.677
HIERARCH ESO ISS PBL23 START 39.944
HIERARCH ESO ISS PBL23 END 39.947
HIERARCH ESO ISS PBLA23 START 206.5
HIERARCH ESO ISS PBLA23 END 206.6
HIERARCH ESO ISS PBL24 START 64.31
HIERARCH ESO ISS PBL24 END 64.321
HIERARCH ESO ISS PBLA24 START 33.422
HIERARCH ESO ISS PBLA24 END 33.561
HIERARCH ESO ISS PBL34 START 104.073
HIERARCH ESO ISS PBL34 END 104.087
HIERARCH ESO ISS PBLA34 START 30.767
HIERARCH ESO ISS PBLA34 END 30.903
HIERARCH ESO ISS AMBI TAU0 START 0.004168
HIERARCH ESO ISS AMBI TAU0 END 0.00413
HIERARCH ESO ISS AMBI TEMP 11.5
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47