Exposure
ID
MATIS.2025-06-27T23:57:48.927_1
Header ID
MATIS.2025-06-27T23:57:48.927
Date updated
2025-06-28 00:06:51 UTC+0000
Release date
2025-06-27 23:57:48 UTC+0000
UTC Start
2025-06-27 23:57:48.927
UTC End
2025-06-27 23:58:48.935
MJD Start
60853.99848295
MJD End
60853.99917748704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002738
Ambient temperature (°C)
7.03
Seeing (arcsec)
0.58
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 21.5360 21.5740 139.0000 138.9000
A0-D0 16.8940 16.9580 32.3000 32.6000
A0-C1 13.8350 13.9050 116.0420 115.9430
B2-D0 30.9540 30.9440 350.5000 350.6000
B2-C1 10.3140 10.3110 350.4440 350.5980
D0-C1 20.6400 20.6330 170.4780 170.6330
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 60853.99848295
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 21.536
HIERARCH ESO ISS PBL12 END 21.574
HIERARCH ESO ISS PBLA12 START 139.0
HIERARCH ESO ISS PBLA12 END 138.9
HIERARCH ESO ISS PBL13 START 16.894
HIERARCH ESO ISS PBL13 END 16.958
HIERARCH ESO ISS PBLA13 START 32.3
HIERARCH ESO ISS PBLA13 END 32.6
HIERARCH ESO ISS PBL14 START 13.835
HIERARCH ESO ISS PBL14 END 13.905
HIERARCH ESO ISS PBLA14 START 116.042
HIERARCH ESO ISS PBLA14 END 115.943
HIERARCH ESO ISS PBL23 START 30.954
HIERARCH ESO ISS PBL23 END 30.944
HIERARCH ESO ISS PBLA23 START 350.5
HIERARCH ESO ISS PBLA23 END 350.6
HIERARCH ESO ISS PBL24 START 10.314
HIERARCH ESO ISS PBL24 END 10.311
HIERARCH ESO ISS PBLA24 START 350.444
HIERARCH ESO ISS PBLA24 END 350.598
HIERARCH ESO ISS PBL34 START 20.64
HIERARCH ESO ISS PBL34 END 20.633
HIERARCH ESO ISS PBLA34 START 170.478
HIERARCH ESO ISS PBLA34 END 170.633
HIERARCH ESO ISS AMBI TAU0 START 0.002738
HIERARCH ESO ISS AMBI TAU0 END 0.002738
HIERARCH ESO ISS AMBI TEMP 7.03
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58