Exposure
ID
MATIS.2025-08-14T02:48:45.759_1
Header ID
MATIS.2025-08-14T02:48:45.759
Date updated
2025-08-14 03:01:02 UTC+0000
Release date
2025-08-14 02:48:45 UTC+0000
UTC Start
2025-08-14 02:48:45.759
UTC End
2025-08-14 02:49:45.723
MJD Start
60901.11719628
MJD End
60901.117890307774
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0068855
Ambient temperature (°C)
14.32
Seeing (arcsec)
0.695
Observation
ID
69983
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
51925
Name
nu. Oph
RA
269.756025
DEC
-9.7743
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 118.7240 118.6070 244.1000 244.1000
K0-D0 91.1100 90.9810 255.0000 255.0000
K0-J3 52.2950 52.2680 343.6030 343.7460
B2-D0 33.9280 33.9300 33.7000 33.7000
B2-J3 137.3930 137.3690 42.0700 42.1020
D0-J3 103.9460 103.9180 44.8010 44.8290
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 60901.11719628
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756025
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 B2
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 118.724
HIERARCH ESO ISS PBL12 END 118.607
HIERARCH ESO ISS PBLA12 START 244.1
HIERARCH ESO ISS PBLA12 END 244.1
HIERARCH ESO ISS PBL13 START 91.11
HIERARCH ESO ISS PBL13 END 90.981
HIERARCH ESO ISS PBLA13 START 255.0
HIERARCH ESO ISS PBLA13 END 255.0
HIERARCH ESO ISS PBL14 START 52.295
HIERARCH ESO ISS PBL14 END 52.268
HIERARCH ESO ISS PBLA14 START 343.603
HIERARCH ESO ISS PBLA14 END 343.746
HIERARCH ESO ISS PBL23 START 33.928
HIERARCH ESO ISS PBL23 END 33.93
HIERARCH ESO ISS PBLA23 START 33.7
HIERARCH ESO ISS PBLA23 END 33.7
HIERARCH ESO ISS PBL24 START 137.393
HIERARCH ESO ISS PBL24 END 137.369
HIERARCH ESO ISS PBLA24 START 42.07
HIERARCH ESO ISS PBLA24 END 42.102
HIERARCH ESO ISS PBL34 START 103.946
HIERARCH ESO ISS PBL34 END 103.918
HIERARCH ESO ISS PBLA34 START 44.801
HIERARCH ESO ISS PBLA34 END 44.829
HIERARCH ESO ISS AMBI TAU0 START 0.00707
HIERARCH ESO ISS AMBI TAU0 END 0.006701
HIERARCH ESO ISS AMBI TEMP 14.32
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.7