Exposure
ID
MATIS.2025-05-19T03:11:51.088_1
Header ID
MATIS.2025-05-19T03:11:51.088
Date updated
2025-05-19 03:21:06 UTC+0000
Release date
2025-05-19 03:11:51 UTC+0000
UTC Start
2025-05-19 03:11:51.088
UTC End
2025-05-19 03:12:52.750
MJD Start
60814.13323019
MJD End
60814.133943870555
Exposure time (s)
61.7
Validation level
1
Tau 0: Coherence time (s)
0.006547
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.325
Observation
ID
67449
Category
calibrator
Program ID
115.2810.005
Program Title
THE DYNAMICAL INNER REGIONS OF PROTO-PLANETARY DISKS WITH VLTI-MATISSE
Program Type
GTO
PI / COI
VAN BOEKEL / MATTER / LOPEZ / JAFFE / HOGERHEIJDE / VAN HAASTERE / SCHEUCK / WEIGELT / VARGA / WATERS / AUGEREAU / HOFMANN / MILLOUR / PANTIN / WOLF / HENNING / SCHERTL / DANCHI / HOULLÉ / DOMINIK / BOLEY / KOKOULINA / PRIOLET / MA
Target
ID
50176
Name
HD 159881
RA
264.548643
DEC
-28.04686
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 20.8570 20.9020 128.8000 128.8000
A0-D0 26.0810 26.1270 37.8000 38.0000
A0-C1 16.2690 16.3320 96.5110 96.6100
B2-D0 33.6690 33.6690 359.5000 359.7000
B2-C1 11.2160 11.2160 359.4940 359.6470
D0-C1 22.4530 22.4530 179.5400 179.6930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2810.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60814.13323019
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 159881
RA 264.548643
DEC -28.04686
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 0.6
HIERARCH ESO DET SEQ1 PERIOD 0.717
HIERARCH ESO DET NDIT 86
HIERARCH ESO ISS PBL12 START 20.857
HIERARCH ESO ISS PBL12 END 20.902
HIERARCH ESO ISS PBLA12 START 128.8
HIERARCH ESO ISS PBLA12 END 128.8
HIERARCH ESO ISS PBL13 START 26.081
HIERARCH ESO ISS PBL13 END 26.127
HIERARCH ESO ISS PBLA13 START 37.8
HIERARCH ESO ISS PBLA13 END 38.0
HIERARCH ESO ISS PBL14 START 16.269
HIERARCH ESO ISS PBL14 END 16.332
HIERARCH ESO ISS PBLA14 START 96.511
HIERARCH ESO ISS PBLA14 END 96.61
HIERARCH ESO ISS PBL23 START 33.669
HIERARCH ESO ISS PBL23 END 33.669
HIERARCH ESO ISS PBLA23 START 359.5
HIERARCH ESO ISS PBLA23 END 359.7
HIERARCH ESO ISS PBL24 START 11.216
HIERARCH ESO ISS PBL24 END 11.216
HIERARCH ESO ISS PBLA24 START 359.494
HIERARCH ESO ISS PBLA24 END 359.647
HIERARCH ESO ISS PBL34 START 22.453
HIERARCH ESO ISS PBL34 END 22.453
HIERARCH ESO ISS PBLA34 START 179.54
HIERARCH ESO ISS PBLA34 END 179.693
HIERARCH ESO ISS AMBI TAU0 START 0.005704
HIERARCH ESO ISS AMBI TAU0 END 0.00739
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.31