Exposure
ID
MATIS.2025-07-25T05:12:48.675_1
Header ID
MATIS.2025-07-25T05:12:48.675
Date updated
2025-07-25 05:25:35 UTC+0000
Release date
2025-07-25 05:12:48 UTC+0000
UTC Start
2025-07-25 05:12:48.675
UTC End
2025-07-25 05:13:48.683
MJD Start
60881.21723003
MJD End
60881.21792456704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0032105
Ambient temperature (°C)
12.36
Seeing (arcsec)
0.5449999999999999
Observation
ID
68240
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
50715
Name
nu. Oph
RA
269.755462
DEC
-9.77429
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 21.6710 21.6550 163.5000 163.7000
A0-D0 26.5410 26.4650 75.8000 75.8000
A0-C1 17.2340 17.1870 132.6720 132.8620
B2-D0 33.5880 33.5760 35.6000 35.7000
B2-C1 11.1890 11.1850 35.6140 35.6280
D0-C1 22.3990 22.3910 215.6620 215.6770
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 60881.21723003
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.755462
DEC -9.77429
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 21.671
HIERARCH ESO ISS PBL12 END 21.655
HIERARCH ESO ISS PBLA12 START 163.5
HIERARCH ESO ISS PBLA12 END 163.7
HIERARCH ESO ISS PBL13 START 26.541
HIERARCH ESO ISS PBL13 END 26.465
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 75.8
HIERARCH ESO ISS PBL14 START 17.234
HIERARCH ESO ISS PBL14 END 17.187
HIERARCH ESO ISS PBLA14 START 132.672
HIERARCH ESO ISS PBLA14 END 132.862
HIERARCH ESO ISS PBL23 START 33.588
HIERARCH ESO ISS PBL23 END 33.576
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.7
HIERARCH ESO ISS PBL24 START 11.189
HIERARCH ESO ISS PBL24 END 11.185
HIERARCH ESO ISS PBLA24 START 35.614
HIERARCH ESO ISS PBLA24 END 35.628
HIERARCH ESO ISS PBL34 START 22.399
HIERARCH ESO ISS PBL34 END 22.391
HIERARCH ESO ISS PBLA34 START 215.662
HIERARCH ESO ISS PBLA34 END 215.677
HIERARCH ESO ISS AMBI TAU0 START 0.003335
HIERARCH ESO ISS AMBI TAU0 END 0.003086
HIERARCH ESO ISS AMBI TEMP 12.36
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.59