Exposure
ID
MATIS.2025-07-25T04:59:25.806_1
Header ID
MATIS.2025-07-25T04:59:25.806
Date updated
2025-07-25 05:05:46 UTC+0000
Release date
2025-07-25 04:59:25 UTC+0000
UTC Start
2025-07-25 04:59:25.806
UTC End
2025-07-25 05:00:25.814
MJD Start
60881.20793757
MJD End
60881.20863210704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003277
Ambient temperature (°C)
12.25
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 21.8970 21.8790 161.1000 161.2000
A0-D0 27.4990 27.4290 75.7000 75.7000
A0-C1 17.8510 17.8050 130.3220 130.4910
B2-D0 33.7320 33.7220 35.4000 35.4000
B2-C1 11.2370 11.2340 35.3850 35.4040
D0-C1 22.4950 22.4880 215.4350 215.4550
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 60881.20793757
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 21.897
HIERARCH ESO ISS PBL12 END 21.879
HIERARCH ESO ISS PBLA12 START 161.1
HIERARCH ESO ISS PBLA12 END 161.2
HIERARCH ESO ISS PBL13 START 27.499
HIERARCH ESO ISS PBL13 END 27.429
HIERARCH ESO ISS PBLA13 START 75.7
HIERARCH ESO ISS PBLA13 END 75.7
HIERARCH ESO ISS PBL14 START 17.851
HIERARCH ESO ISS PBL14 END 17.805
HIERARCH ESO ISS PBLA14 START 130.322
HIERARCH ESO ISS PBLA14 END 130.491
HIERARCH ESO ISS PBL23 START 33.732
HIERARCH ESO ISS PBL23 END 33.722
HIERARCH ESO ISS PBLA23 START 35.4
HIERARCH ESO ISS PBLA23 END 35.4
HIERARCH ESO ISS PBL24 START 11.237
HIERARCH ESO ISS PBL24 END 11.234
HIERARCH ESO ISS PBLA24 START 35.385
HIERARCH ESO ISS PBLA24 END 35.404
HIERARCH ESO ISS PBL34 START 22.495
HIERARCH ESO ISS PBL34 END 22.488
HIERARCH ESO ISS PBLA34 START 215.435
HIERARCH ESO ISS PBLA34 END 215.455
HIERARCH ESO ISS AMBI TAU0 START 0.003277
HIERARCH ESO ISS AMBI TAU0 END 0.003277
HIERARCH ESO ISS AMBI TEMP 12.25
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58