Exposure
ID
MATIS.2025-07-25T04:51:12.240_1
Header ID
MATIS.2025-07-25T04:51:12.240
Date updated
2025-07-25 05:00:47 UTC+0000
Release date
2025-07-25 04:51:12 UTC+0000
UTC Start
2025-07-25 04:51:12.240
UTC End
2025-07-25 04:52:12.204
MJD Start
60881.202225
MJD End
60881.202919027775
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0035725
Ambient temperature (°C)
12.5
Seeing (arcsec)
0.52
Observation
ID
68239
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 22.0470 22.0280 159.6000 159.8000
A0-D0 28.0450 27.9800 75.7000 75.7000
A0-C1 18.2230 18.1780 128.9910 129.1490
B2-D0 33.8000 33.7930 35.2000 35.3000
B2-C1 11.2600 11.2570 35.1980 35.2220
D0-C1 22.5410 22.5360 215.2490 215.2730
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 60881.202225
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.755462
DEC -9.77429
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 22.047
HIERARCH ESO ISS PBL12 END 22.028
HIERARCH ESO ISS PBLA12 START 159.6
HIERARCH ESO ISS PBLA12 END 159.8
HIERARCH ESO ISS PBL13 START 28.045
HIERARCH ESO ISS PBL13 END 27.98
HIERARCH ESO ISS PBLA13 START 75.7
HIERARCH ESO ISS PBLA13 END 75.7
HIERARCH ESO ISS PBL14 START 18.223
HIERARCH ESO ISS PBL14 END 18.178
HIERARCH ESO ISS PBLA14 START 128.991
HIERARCH ESO ISS PBLA14 END 129.149
HIERARCH ESO ISS PBL23 START 33.8
HIERARCH ESO ISS PBL23 END 33.793
HIERARCH ESO ISS PBLA23 START 35.2
HIERARCH ESO ISS PBLA23 END 35.3
HIERARCH ESO ISS PBL24 START 11.26
HIERARCH ESO ISS PBL24 END 11.257
HIERARCH ESO ISS PBLA24 START 35.198
HIERARCH ESO ISS PBLA24 END 35.222
HIERARCH ESO ISS PBL34 START 22.541
HIERARCH ESO ISS PBL34 END 22.536
HIERARCH ESO ISS PBLA34 START 215.249
HIERARCH ESO ISS PBLA34 END 215.273
HIERARCH ESO ISS AMBI TAU0 START 0.004237
HIERARCH ESO ISS AMBI TAU0 END 0.002908
HIERARCH ESO ISS AMBI TEMP 12.5
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.58