Exposure
ID
MATIS.2025-08-14T02:45:59.416_1
Header ID
MATIS.2025-08-14T02:45:59.416
Date updated
2025-08-14 02:55:41 UTC+0000
Release date
2025-08-14 02:45:59 UTC+0000
UTC Start
2025-08-14 02:45:59.416
UTC End
2025-08-14 02:46:59.424
MJD Start
60901.11527102
MJD End
60901.11596555704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0069759999999999996
Ambient temperature (°C)
14.32
Seeing (arcsec)
0.745
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 119.0350 118.9220 244.1000 244.1000
K0-D0 91.4510 91.3270 254.9000 255.0000
K0-J3 52.3680 52.3410 343.2160 343.3580
B2-D0 33.9240 33.9260 33.5000 33.6000
B2-J3 137.4520 137.4310 41.9800 42.0130
D0-J3 104.0140 103.9900 44.7210 44.7510
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 60901.11527102
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 119.035
HIERARCH ESO ISS PBL12 END 118.922
HIERARCH ESO ISS PBLA12 START 244.1
HIERARCH ESO ISS PBLA12 END 244.1
HIERARCH ESO ISS PBL13 START 91.451
HIERARCH ESO ISS PBL13 END 91.327
HIERARCH ESO ISS PBLA13 START 254.9
HIERARCH ESO ISS PBLA13 END 255.0
HIERARCH ESO ISS PBL14 START 52.368
HIERARCH ESO ISS PBL14 END 52.341
HIERARCH ESO ISS PBLA14 START 343.216
HIERARCH ESO ISS PBLA14 END 343.358
HIERARCH ESO ISS PBL23 START 33.924
HIERARCH ESO ISS PBL23 END 33.926
HIERARCH ESO ISS PBLA23 START 33.5
HIERARCH ESO ISS PBLA23 END 33.6
HIERARCH ESO ISS PBL24 START 137.452
HIERARCH ESO ISS PBL24 END 137.431
HIERARCH ESO ISS PBLA24 START 41.98
HIERARCH ESO ISS PBLA24 END 42.013
HIERARCH ESO ISS PBL34 START 104.014
HIERARCH ESO ISS PBL34 END 103.99
HIERARCH ESO ISS PBLA34 START 44.721
HIERARCH ESO ISS PBLA34 END 44.751
HIERARCH ESO ISS AMBI TAU0 START 0.006882
HIERARCH ESO ISS AMBI TAU0 END 0.00707
HIERARCH ESO ISS AMBI TEMP 14.32
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.72