Exposure
ID
MATIS.2025-06-27T03:44:53.345_1
Header ID
MATIS.2025-06-27T03:44:53.345
Date updated
2025-06-27 03:55:41 UTC+0000
Release date
2025-06-27 03:44:53 UTC+0000
UTC Start
2025-06-27 03:44:53.345
UTC End
2025-06-27 03:45:53.353
MJD Start
60853.15617298
MJD End
60853.15686751704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002736
Ambient temperature (°C)
5.96
Seeing (arcsec)
0.845
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 25.1500 25.1420 139.1000 139.1000
A0-D0 31.1910 31.2210 69.7000 69.7000
A0-C1 22.6170 22.6190 113.6180 113.6590
B2-D0 32.4550 32.4720 23.2000 23.3000
B2-C1 10.8110 10.8170 23.1330 23.2460
D0-C1 21.6440 21.6550 203.1990 203.3130
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 60853.15617298
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 25.15
HIERARCH ESO ISS PBL12 END 25.142
HIERARCH ESO ISS PBLA12 START 139.1
HIERARCH ESO ISS PBLA12 END 139.1
HIERARCH ESO ISS PBL13 START 31.191
HIERARCH ESO ISS PBL13 END 31.221
HIERARCH ESO ISS PBLA13 START 69.7
HIERARCH ESO ISS PBLA13 END 69.7
HIERARCH ESO ISS PBL14 START 22.617
HIERARCH ESO ISS PBL14 END 22.619
HIERARCH ESO ISS PBLA14 START 113.618
HIERARCH ESO ISS PBLA14 END 113.659
HIERARCH ESO ISS PBL23 START 32.455
HIERARCH ESO ISS PBL23 END 32.472
HIERARCH ESO ISS PBLA23 START 23.2
HIERARCH ESO ISS PBLA23 END 23.3
HIERARCH ESO ISS PBL24 START 10.811
HIERARCH ESO ISS PBL24 END 10.817
HIERARCH ESO ISS PBLA24 START 23.133
HIERARCH ESO ISS PBLA24 END 23.246
HIERARCH ESO ISS PBL34 START 21.644
HIERARCH ESO ISS PBL34 END 21.655
HIERARCH ESO ISS PBLA34 START 203.199
HIERARCH ESO ISS PBLA34 END 203.313
HIERARCH ESO ISS AMBI TAU0 START 0.002576
HIERARCH ESO ISS AMBI TAU0 END 0.002896
HIERARCH ESO ISS AMBI TEMP 5.96
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.78