Exposure
ID
MATIS.2025-05-19T03:19:11.449_1
Header ID
MATIS.2025-05-19T03:19:11.449
Date updated
2025-05-19 03:26:02 UTC+0000
Release date
2025-05-19 03:19:11 UTC+0000
UTC Start
2025-05-19 03:19:11.449
UTC End
2025-05-19 03:20:13.849
MJD Start
60814.13832696
MJD End
60814.13904918222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0089605
Ambient temperature (°C)
12.61
Seeing (arcsec)
0.255
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 21.1680 21.2120 129.0000 129.0000
A0-D0 26.4040 26.4520 39.5000 39.8000
A0-C1 16.7040 16.7660 97.1950 97.2940
B2-D0 33.6690 33.6700 0.6000 0.7000
B2-C1 11.2160 11.2160 0.5610 0.7170
D0-C1 22.4530 22.4530 180.6080 180.7640
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 60814.13832696
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 21.168
HIERARCH ESO ISS PBL12 END 21.212
HIERARCH ESO ISS PBLA12 START 129.0
HIERARCH ESO ISS PBLA12 END 129.0
HIERARCH ESO ISS PBL13 START 26.404
HIERARCH ESO ISS PBL13 END 26.452
HIERARCH ESO ISS PBLA13 START 39.5
HIERARCH ESO ISS PBLA13 END 39.8
HIERARCH ESO ISS PBL14 START 16.704
HIERARCH ESO ISS PBL14 END 16.766
HIERARCH ESO ISS PBLA14 START 97.195
HIERARCH ESO ISS PBLA14 END 97.294
HIERARCH ESO ISS PBL23 START 33.669
HIERARCH ESO ISS PBL23 END 33.67
HIERARCH ESO ISS PBLA23 START 0.6
HIERARCH ESO ISS PBLA23 END 0.7
HIERARCH ESO ISS PBL24 START 11.216
HIERARCH ESO ISS PBL24 END 11.216
HIERARCH ESO ISS PBLA24 START 0.561
HIERARCH ESO ISS PBLA24 END 0.717
HIERARCH ESO ISS PBL34 START 22.453
HIERARCH ESO ISS PBL34 END 22.453
HIERARCH ESO ISS PBLA34 START 180.608
HIERARCH ESO ISS PBLA34 END 180.764
HIERARCH ESO ISS AMBI TAU0 START 0.00874
HIERARCH ESO ISS AMBI TAU0 END 0.009181
HIERARCH ESO ISS AMBI TEMP 12.61
HIERARCH ESO ISS AMBI FWHM START 0.26
HIERARCH ESO ISS AMBI FWHM END 0.25