Exposure
ID
MATIS.2025-08-16T02:25:06.996_1
Header ID
MATIS.2025-08-16T02:25:06.996
Date updated
2025-08-16 02:30:42 UTC+0000
Release date
2025-08-16 02:25:06 UTC+0000
UTC Start
2025-08-16 02:25:06.996
UTC End
2025-08-16 02:26:07.004
MJD Start
60903.10077542
MJD End
60903.101469957044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001555
Ambient temperature (°C)
9.3
Seeing (arcsec)
1.42
Observation
ID
70032
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
51957
Name
del Sgr
RA
275.248726
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.6590 66.6010 279.2000 279.3000
K0-D0 93.0510 92.9610 258.1000 258.2000
K0-J3 56.5600 56.5590 339.8570 339.9930
G2-D0 39.0900 39.0690 220.2000 220.3000
G2-J3 62.8550 62.8140 47.4850 47.5830
D0-J3 101.7510 101.6890 44.6960 44.7930
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 60903.10077542
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248726
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 66.659
HIERARCH ESO ISS PBL12 END 66.601
HIERARCH ESO ISS PBLA12 START 279.2
HIERARCH ESO ISS PBLA12 END 279.3
HIERARCH ESO ISS PBL13 START 93.051
HIERARCH ESO ISS PBL13 END 92.961
HIERARCH ESO ISS PBLA13 START 258.1
HIERARCH ESO ISS PBLA13 END 258.2
HIERARCH ESO ISS PBL14 START 56.56
HIERARCH ESO ISS PBL14 END 56.559
HIERARCH ESO ISS PBLA14 START 339.857
HIERARCH ESO ISS PBLA14 END 339.993
HIERARCH ESO ISS PBL23 START 39.09
HIERARCH ESO ISS PBL23 END 39.069
HIERARCH ESO ISS PBLA23 START 220.2
HIERARCH ESO ISS PBLA23 END 220.3
HIERARCH ESO ISS PBL24 START 62.855
HIERARCH ESO ISS PBL24 END 62.814
HIERARCH ESO ISS PBLA24 START 47.485
HIERARCH ESO ISS PBLA24 END 47.583
HIERARCH ESO ISS PBL34 START 101.751
HIERARCH ESO ISS PBL34 END 101.689
HIERARCH ESO ISS PBLA34 START 44.696
HIERARCH ESO ISS PBLA34 END 44.793
HIERARCH ESO ISS AMBI TAU0 START 0.001555
HIERARCH ESO ISS AMBI TAU0 END 0.001555
HIERARCH ESO ISS AMBI TEMP 9.3
HIERARCH ESO ISS AMBI FWHM START 1.42
HIERARCH ESO ISS AMBI FWHM END 1.42