Exposure
ID
PIONI.2024-03-16T09:04:04.236_1
Header ID
PIONI.2024-03-16T09:04:04.236
Date updated
2024-03-16 09:10:36 UTC+0000
Release date
2025-03-16 09:10:36 UTC+0000
UTC Start
2024-03-16 09:04:04.236
UTC End
2024-03-16 09:04:42.636
MJD Start
60385.377826809
MJD End
60385.3782712534
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005557
Ambient temperature (°C)
16.41
Seeing (arcsec)
0.645
Observation
ID
58656
Category
science
Program ID
112.2624.001
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY/ SANA/ FROST/ TOONEN/ BORDIER/ LE BOUQUIN/ SHENAR
Target
ID
43420
Name
tau_Lib
RA
234.662617
DEC
-29.77788
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4730 90.4660 118.4000 118.5000
A0-J2 128.9070 128.8780 95.3000 95.4000
A0-K0 127.3150 127.2760 73.5030 73.6120
G1-J2 57.8410 57.8240 57.5000 57.6000
G1-K0 89.8680 89.8530 28.2180 28.3140
J2-K0 48.4990 48.5000 352.5620 352.6620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.2624.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60385.377826809
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau_Lib
RA 234.662617
DEC -29.77788
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.473
HIERARCH ESO ISS PBL12 END 90.466
HIERARCH ESO ISS PBLA12 START 118.4
HIERARCH ESO ISS PBLA12 END 118.5
HIERARCH ESO ISS PBL13 START 128.907
HIERARCH ESO ISS PBL13 END 128.878
HIERARCH ESO ISS PBLA13 START 95.3
HIERARCH ESO ISS PBLA13 END 95.4
HIERARCH ESO ISS PBL14 START 127.315
HIERARCH ESO ISS PBL14 END 127.276
HIERARCH ESO ISS PBLA14 START 73.503
HIERARCH ESO ISS PBLA14 END 73.612
HIERARCH ESO ISS PBL23 START 57.841
HIERARCH ESO ISS PBL23 END 57.824
HIERARCH ESO ISS PBLA23 START 57.5
HIERARCH ESO ISS PBLA23 END 57.6
HIERARCH ESO ISS PBL24 START 89.868
HIERARCH ESO ISS PBL24 END 89.853
HIERARCH ESO ISS PBLA24 START 28.218
HIERARCH ESO ISS PBLA24 END 28.314
HIERARCH ESO ISS PBL34 START 48.499
HIERARCH ESO ISS PBL34 END 48.5
HIERARCH ESO ISS PBLA34 START 352.562
HIERARCH ESO ISS PBLA34 END 352.662
HIERARCH ESO ISS AMBI TAU0 START 0.005437
HIERARCH ESO ISS AMBI TAU0 END 0.005677
HIERARCH ESO ISS AMBI TEMP 16.41
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.65