Exposure
ID
MATIS.2025-08-14T02:48:46.362_1
Header ID
MATIS.2025-08-14T02:48:46.362
Date updated
2025-08-14 03:01:02 UTC+0000
Release date
2025-08-14 02:48:46 UTC+0000
UTC Start
2025-08-14 02:48:46.362
UTC End
2025-08-14 02:49:46.370
MJD Start
60901.11720326
MJD End
60901.11789779704
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
69984
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 118.7230 118.6050 244.1000 244.1000
K0-D0 91.1080 90.9790 255.0000 255.0000
K0-J3 52.2940 52.2680 343.6050 343.7500
B2-D0 33.9280 33.9300 33.7000 33.7000
B2-J3 137.3920 137.3680 42.0700 42.1040
D0-J3 103.9450 103.9180 44.8010 44.8310
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 60901.11720326
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756025
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 B2
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 118.723
HIERARCH ESO ISS PBL12 END 118.605
HIERARCH ESO ISS PBLA12 START 244.1
HIERARCH ESO ISS PBLA12 END 244.1
HIERARCH ESO ISS PBL13 START 91.108
HIERARCH ESO ISS PBL13 END 90.979
HIERARCH ESO ISS PBLA13 START 255.0
HIERARCH ESO ISS PBLA13 END 255.0
HIERARCH ESO ISS PBL14 START 52.294
HIERARCH ESO ISS PBL14 END 52.268
HIERARCH ESO ISS PBLA14 START 343.605
HIERARCH ESO ISS PBLA14 END 343.75
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 137.392
HIERARCH ESO ISS PBL24 END 137.368
HIERARCH ESO ISS PBLA24 START 42.07
HIERARCH ESO ISS PBLA24 END 42.104
HIERARCH ESO ISS PBL34 START 103.945
HIERARCH ESO ISS PBL34 END 103.918
HIERARCH ESO ISS PBLA34 START 44.801
HIERARCH ESO ISS PBLA34 END 44.831
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