Exposure
ID
MATIS.2025-08-16T01:35:42.659_1
Header ID
MATIS.2025-08-16T01:35:42.659
Date updated
2025-08-16 01:45:40 UTC+0000
Release date
2025-08-16 01:35:42 UTC+0000
UTC Start
2025-08-16 01:35:42.659
UTC End
2025-08-16 01:36:42.667
MJD Start
60903.06646596
MJD End
60903.06716049704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0027584999999999997
Ambient temperature (°C)
9.27
Seeing (arcsec)
0.77
Observation
ID
70030
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
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 67.6150 67.5710 272.9000 273.0000
K0-D0 95.8600 95.8390 253.0000 253.1000
K0-J3 54.1700 54.1400 335.4110 335.5340
G2-D0 39.6450 39.6580 217.5000 217.6000
G2-J3 64.1990 64.2180 44.4880 44.5600
D0-J3 103.6640 103.6970 41.8390 41.9140
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 60903.06646596
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
DEC -9.7743
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 67.615
HIERARCH ESO ISS PBL12 END 67.571
HIERARCH ESO ISS PBLA12 START 272.9
HIERARCH ESO ISS PBLA12 END 273.0
HIERARCH ESO ISS PBL13 START 95.86
HIERARCH ESO ISS PBL13 END 95.839
HIERARCH ESO ISS PBLA13 START 253.0
HIERARCH ESO ISS PBLA13 END 253.1
HIERARCH ESO ISS PBL14 START 54.17
HIERARCH ESO ISS PBL14 END 54.14
HIERARCH ESO ISS PBLA14 START 335.411
HIERARCH ESO ISS PBLA14 END 335.534
HIERARCH ESO ISS PBL23 START 39.645
HIERARCH ESO ISS PBL23 END 39.658
HIERARCH ESO ISS PBLA23 START 217.5
HIERARCH ESO ISS PBLA23 END 217.6
HIERARCH ESO ISS PBL24 START 64.199
HIERARCH ESO ISS PBL24 END 64.218
HIERARCH ESO ISS PBLA24 START 44.488
HIERARCH ESO ISS PBLA24 END 44.56
HIERARCH ESO ISS PBL34 START 103.664
HIERARCH ESO ISS PBL34 END 103.697
HIERARCH ESO ISS PBLA34 START 41.839
HIERARCH ESO ISS PBLA34 END 41.914
HIERARCH ESO ISS AMBI TAU0 START 0.002653
HIERARCH ESO ISS AMBI TAU0 END 0.002864
HIERARCH ESO ISS AMBI TEMP 9.27
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77