Exposure
ID
MATIS.2025-06-23T04:33:41.768_1
Header ID
MATIS.2025-06-23T04:33:41.768
Date updated
2025-06-23 04:40:42 UTC+0000
Release date
2025-06-23 04:33:41 UTC+0000
UTC Start
2025-06-23 04:33:41.768
UTC End
2025-06-23 04:34:41.828
MJD Start
60849.19006676
MJD End
60849.190761898884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005566
Ambient temperature (°C)
11.15
Seeing (arcsec)
0.475
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 68.3480 68.3470 271.4000 271.5000
K0-D0 95.5770 95.6130 251.5000 251.6000
K0-J3 55.1220 55.0960 331.9260 332.0280
G2-D0 39.0360 39.0580 214.9000 215.0000
G2-J3 63.2290 63.2670 42.0940 42.1820
D0-J3 102.0740 102.1330 39.3370 39.4290
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 60849.19006676
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 68.348
HIERARCH ESO ISS PBL12 END 68.347
HIERARCH ESO ISS PBLA12 START 271.4
HIERARCH ESO ISS PBLA12 END 271.5
HIERARCH ESO ISS PBL13 START 95.577
HIERARCH ESO ISS PBL13 END 95.613
HIERARCH ESO ISS PBLA13 START 251.5
HIERARCH ESO ISS PBLA13 END 251.6
HIERARCH ESO ISS PBL14 START 55.122
HIERARCH ESO ISS PBL14 END 55.096
HIERARCH ESO ISS PBLA14 START 331.926
HIERARCH ESO ISS PBLA14 END 332.028
HIERARCH ESO ISS PBL23 START 39.036
HIERARCH ESO ISS PBL23 END 39.058
HIERARCH ESO ISS PBLA23 START 214.9
HIERARCH ESO ISS PBLA23 END 215.0
HIERARCH ESO ISS PBL24 START 63.229
HIERARCH ESO ISS PBL24 END 63.267
HIERARCH ESO ISS PBLA24 START 42.094
HIERARCH ESO ISS PBLA24 END 42.182
HIERARCH ESO ISS PBL34 START 102.074
HIERARCH ESO ISS PBL34 END 102.133
HIERARCH ESO ISS PBLA34 START 39.337
HIERARCH ESO ISS PBLA34 END 39.429
HIERARCH ESO ISS AMBI TAU0 START 0.006667
HIERARCH ESO ISS AMBI TAU0 END 0.004465
HIERARCH ESO ISS AMBI TEMP 11.15
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.51