Exposure
ID
MATIS.2025-06-27T01:39:15.032_1
Header ID
MATIS.2025-06-27T01:39:15.032
Date updated
2025-06-27 01:50:59 UTC+0000
Release date
2025-06-27 01:39:15 UTC+0000
UTC Start
2025-06-27 01:39:15.032
UTC End
2025-06-27 01:40:15.040
MJD Start
60853.06892398
MJD End
60853.06961851704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0020345
Ambient temperature (°C)
6.3
Seeing (arcsec)
0.65
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 24.4230 24.4430 135.4000 135.4000
A0-D0 24.2110 24.2870 56.9000 57.1000
A0-C1 19.5590 19.6060 111.5980 111.5880
B2-D0 30.7600 30.7660 5.9000 6.0000
B2-C1 10.2480 10.2500 5.8290 5.9880
D0-C1 20.5110 20.5160 185.8870 186.0470
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 60853.06892398
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 24.423
HIERARCH ESO ISS PBL12 END 24.443
HIERARCH ESO ISS PBLA12 START 135.4
HIERARCH ESO ISS PBLA12 END 135.4
HIERARCH ESO ISS PBL13 START 24.211
HIERARCH ESO ISS PBL13 END 24.287
HIERARCH ESO ISS PBLA13 START 56.9
HIERARCH ESO ISS PBLA13 END 57.1
HIERARCH ESO ISS PBL14 START 19.559
HIERARCH ESO ISS PBL14 END 19.606
HIERARCH ESO ISS PBLA14 START 111.598
HIERARCH ESO ISS PBLA14 END 111.588
HIERARCH ESO ISS PBL23 START 30.76
HIERARCH ESO ISS PBL23 END 30.766
HIERARCH ESO ISS PBLA23 START 5.9
HIERARCH ESO ISS PBLA23 END 6.0
HIERARCH ESO ISS PBL24 START 10.248
HIERARCH ESO ISS PBL24 END 10.25
HIERARCH ESO ISS PBLA24 START 5.829
HIERARCH ESO ISS PBLA24 END 5.988
HIERARCH ESO ISS PBL34 START 20.511
HIERARCH ESO ISS PBL34 END 20.516
HIERARCH ESO ISS PBLA34 START 185.887
HIERARCH ESO ISS PBLA34 END 186.047
HIERARCH ESO ISS AMBI TAU0 START 0.002104
HIERARCH ESO ISS AMBI TAU0 END 0.001965
HIERARCH ESO ISS AMBI TEMP 6.3
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.66