Exposure
ID
MATIS.2025-05-19T03:16:41.019_1
Header ID
MATIS.2025-05-19T03:16:41.019
Date updated
2025-05-19 03:26:02 UTC+0000
Release date
2025-05-19 03:16:41 UTC+0000
UTC Start
2025-05-19 03:16:41.019
UTC End
2025-05-19 03:17:43.419
MJD Start
60814.13658587
MJD End
60814.13730809222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.009113
Ambient temperature (°C)
12.64
Seeing (arcsec)
0.25
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 21.0630 21.1080 128.9000 128.9000
A0-D0 26.2940 26.3410 38.9000 39.2000
A0-C1 16.5570 16.6200 96.9630 97.0620
B2-D0 33.6690 33.6690 0.2000 0.4000
B2-C1 11.2160 11.2160 0.1970 0.3530
D0-C1 22.4530 22.4530 180.2440 180.3990
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 60814.13658587
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 1.04
HIERARCH ESO DET NDIT 60
HIERARCH ESO ISS PBL12 START 21.063
HIERARCH ESO ISS PBL12 END 21.108
HIERARCH ESO ISS PBLA12 START 128.9
HIERARCH ESO ISS PBLA12 END 128.9
HIERARCH ESO ISS PBL13 START 26.294
HIERARCH ESO ISS PBL13 END 26.341
HIERARCH ESO ISS PBLA13 START 38.9
HIERARCH ESO ISS PBLA13 END 39.2
HIERARCH ESO ISS PBL14 START 16.557
HIERARCH ESO ISS PBL14 END 16.62
HIERARCH ESO ISS PBLA14 START 96.963
HIERARCH ESO ISS PBLA14 END 97.062
HIERARCH ESO ISS PBL23 START 33.669
HIERARCH ESO ISS PBL23 END 33.669
HIERARCH ESO ISS PBLA23 START 0.2
HIERARCH ESO ISS PBLA23 END 0.4
HIERARCH ESO ISS PBL24 START 11.216
HIERARCH ESO ISS PBL24 END 11.216
HIERARCH ESO ISS PBLA24 START 0.197
HIERARCH ESO ISS PBLA24 END 0.353
HIERARCH ESO ISS PBL34 START 22.453
HIERARCH ESO ISS PBL34 END 22.453
HIERARCH ESO ISS PBLA34 START 180.244
HIERARCH ESO ISS PBLA34 END 180.399
HIERARCH ESO ISS AMBI TAU0 START 0.009113
HIERARCH ESO ISS AMBI TAU0 END 0.009113
HIERARCH ESO ISS AMBI TEMP 12.64
HIERARCH ESO ISS AMBI FWHM START 0.24
HIERARCH ESO ISS AMBI FWHM END 0.26