Exposure
ID
MATIS.2025-07-25T05:11:34.360_1
Header ID
MATIS.2025-07-25T05:11:34.360
Date updated
2025-07-25 05:20:54 UTC+0000
Release date
2025-07-25 05:11:34 UTC+0000
UTC Start
2025-07-25 05:11:34.360
UTC End
2025-07-25 05:12:34.368
MJD Start
60881.21636991
MJD End
60881.21706444704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003335
Ambient temperature (°C)
12.35
Seeing (arcsec)
0.5
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 21.6910 21.6750 163.3000 163.5000
A0-D0 26.6330 26.5570 75.8000 75.8000
A0-C1 17.2910 17.2440 132.4450 132.6330
B2-D0 33.6030 33.5910 35.6000 35.6000
B2-C1 11.1940 11.1900 35.5960 35.6120
D0-C1 22.4090 22.4010 215.6450 215.6600
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 60881.21636991
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 21.691
HIERARCH ESO ISS PBL12 END 21.675
HIERARCH ESO ISS PBLA12 START 163.3
HIERARCH ESO ISS PBLA12 END 163.5
HIERARCH ESO ISS PBL13 START 26.633
HIERARCH ESO ISS PBL13 END 26.557
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 75.8
HIERARCH ESO ISS PBL14 START 17.291
HIERARCH ESO ISS PBL14 END 17.244
HIERARCH ESO ISS PBLA14 START 132.445
HIERARCH ESO ISS PBLA14 END 132.633
HIERARCH ESO ISS PBL23 START 33.603
HIERARCH ESO ISS PBL23 END 33.591
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.6
HIERARCH ESO ISS PBL24 START 11.194
HIERARCH ESO ISS PBL24 END 11.19
HIERARCH ESO ISS PBLA24 START 35.596
HIERARCH ESO ISS PBLA24 END 35.612
HIERARCH ESO ISS PBL34 START 22.409
HIERARCH ESO ISS PBL34 END 22.401
HIERARCH ESO ISS PBLA34 START 215.645
HIERARCH ESO ISS PBLA34 END 215.66
HIERARCH ESO ISS AMBI TAU0 START 0.003335
HIERARCH ESO ISS AMBI TAU0 END 0.003335
HIERARCH ESO ISS AMBI TEMP 12.35
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.5