Exposure
ID
MATIS.2025-08-16T04:07:24.351_1
Header ID
MATIS.2025-08-16T04:07:24.351
Date updated
2025-08-16 04:15:53 UTC+0000
Release date
2025-08-16 04:07:24 UTC+0000
UTC Start
2025-08-16 04:07:24.351
UTC End
2025-08-16 04:08:24.315
MJD Start
60903.17180962
MJD End
60903.17250364777
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003755
Ambient temperature (°C)
9.62
Seeing (arcsec)
1.06
Observation
ID
70029
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
51956
Name
nu. Oph
RA
269.756589
DEC
-9.7743
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 47.8680 47.6580 282.2000 282.3000
K0-D0 74.5720 74.3150 255.7000 255.7000
K0-J3 50.8110 50.8050 356.9270 357.0940
G2-D0 38.2570 38.2230 221.8000 221.8000
G2-J3 59.9030 59.8260 47.3520 47.3280
D0-J3 98.0510 97.9400 45.1850 45.1650
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 60903.17180962
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
DEC -9.7743
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 47.868
HIERARCH ESO ISS PBL12 END 47.658
HIERARCH ESO ISS PBLA12 START 282.2
HIERARCH ESO ISS PBLA12 END 282.3
HIERARCH ESO ISS PBL13 START 74.572
HIERARCH ESO ISS PBL13 END 74.315
HIERARCH ESO ISS PBLA13 START 255.7
HIERARCH ESO ISS PBLA13 END 255.7
HIERARCH ESO ISS PBL14 START 50.811
HIERARCH ESO ISS PBL14 END 50.805
HIERARCH ESO ISS PBLA14 START 356.927
HIERARCH ESO ISS PBLA14 END 357.094
HIERARCH ESO ISS PBL23 START 38.257
HIERARCH ESO ISS PBL23 END 38.223
HIERARCH ESO ISS PBLA23 START 221.8
HIERARCH ESO ISS PBLA23 END 221.8
HIERARCH ESO ISS PBL24 START 59.903
HIERARCH ESO ISS PBL24 END 59.826
HIERARCH ESO ISS PBLA24 START 47.352
HIERARCH ESO ISS PBLA24 END 47.328
HIERARCH ESO ISS PBL34 START 98.051
HIERARCH ESO ISS PBL34 END 97.94
HIERARCH ESO ISS PBLA34 START 45.185
HIERARCH ESO ISS PBLA34 END 45.165
HIERARCH ESO ISS AMBI TAU0 START 0.003755
HIERARCH ESO ISS AMBI TAU0 END 0.003755
HIERARCH ESO ISS AMBI TEMP 9.62
HIERARCH ESO ISS AMBI FWHM START 1.06
HIERARCH ESO ISS AMBI FWHM END 1.06