Exposure
ID
MATIS.2025-06-23T04:39:52.383_1
Header ID
MATIS.2025-06-23T04:39:52.383
Date updated
2025-06-23 04:50:50 UTC+0000
Release date
2025-06-23 04:39:52 UTC+0000
UTC Start
2025-06-23 04:39:52.383
UTC End
2025-06-23 04:40:52.443
MJD Start
60849.19435629
MJD End
60849.195051428884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0059755
Ambient temperature (°C)
11.04
Seeing (arcsec)
0.43
Observation
ID
68180
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
50683
Name
nu. Oph
RA
269.756589
DEC
-9.77429
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 68.3260 68.3180 271.7000 271.7000
K0-D0 95.7680 95.7940 251.8000 251.9000
K0-J3 54.9610 54.9330 332.5160 332.6070
G2-D0 39.1650 39.1850 215.4000 215.5000
G2-J3 63.4480 63.4830 42.5820 42.6520
D0-J3 102.4230 102.4780 39.8450 39.9180
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 60849.19435629
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
DEC -9.77429
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 68.326
HIERARCH ESO ISS PBL12 END 68.318
HIERARCH ESO ISS PBLA12 START 271.7
HIERARCH ESO ISS PBLA12 END 271.7
HIERARCH ESO ISS PBL13 START 95.768
HIERARCH ESO ISS PBL13 END 95.794
HIERARCH ESO ISS PBLA13 START 251.8
HIERARCH ESO ISS PBLA13 END 251.9
HIERARCH ESO ISS PBL14 START 54.961
HIERARCH ESO ISS PBL14 END 54.933
HIERARCH ESO ISS PBLA14 START 332.516
HIERARCH ESO ISS PBLA14 END 332.607
HIERARCH ESO ISS PBL23 START 39.165
HIERARCH ESO ISS PBL23 END 39.185
HIERARCH ESO ISS PBLA23 START 215.4
HIERARCH ESO ISS PBLA23 END 215.5
HIERARCH ESO ISS PBL24 START 63.448
HIERARCH ESO ISS PBL24 END 63.483
HIERARCH ESO ISS PBLA24 START 42.582
HIERARCH ESO ISS PBLA24 END 42.652
HIERARCH ESO ISS PBL34 START 102.423
HIERARCH ESO ISS PBL34 END 102.478
HIERARCH ESO ISS PBLA34 START 39.845
HIERARCH ESO ISS PBLA34 END 39.918
HIERARCH ESO ISS AMBI TAU0 START 0.005981
HIERARCH ESO ISS AMBI TAU0 END 0.00597
HIERARCH ESO ISS AMBI TEMP 11.04
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43