Exposure
ID
PIONI.2024-03-06T09:13:40.163_1
Header ID
PIONI.2024-03-06T09:13:40.163
Date updated
2024-03-06 17:30:21 UTC+0000
Release date
2025-03-06 17:30:19 UTC+0000
UTC Start
2024-03-06 09:13:40.163
UTC End
2024-03-06 09:14:18.563
MJD Start
60375.3844926259
MJD End
60375.3849370703
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.010154
Ambient temperature (°C)
15.66
Seeing (arcsec)
0.35
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 90.2670 90.2840 114.8000 114.9000
A0-J2 129.1270 129.1420 91.6000 91.7000
A0-K0 127.9800 127.9810 69.8980 69.9980
G1-J2 58.2150 58.2110 54.0000 54.1000
G1-K0 90.2860 90.2780 25.0440 25.1340
J2-K0 48.4240 48.4260 349.4200 349.5030
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 60375.3844926259
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 90.267
HIERARCH ESO ISS PBL12 END 90.284
HIERARCH ESO ISS PBLA12 START 114.8
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 129.127
HIERARCH ESO ISS PBL13 END 129.142
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.7
HIERARCH ESO ISS PBL14 START 127.98
HIERARCH ESO ISS PBL14 END 127.981
HIERARCH ESO ISS PBLA14 START 69.898
HIERARCH ESO ISS PBLA14 END 69.998
HIERARCH ESO ISS PBL23 START 58.215
HIERARCH ESO ISS PBL23 END 58.211
HIERARCH ESO ISS PBLA23 START 54.0
HIERARCH ESO ISS PBLA23 END 54.1
HIERARCH ESO ISS PBL24 START 90.286
HIERARCH ESO ISS PBL24 END 90.278
HIERARCH ESO ISS PBLA24 START 25.044
HIERARCH ESO ISS PBLA24 END 25.134
HIERARCH ESO ISS PBL34 START 48.424
HIERARCH ESO ISS PBL34 END 48.426
HIERARCH ESO ISS PBLA34 START 349.42
HIERARCH ESO ISS PBLA34 END 349.503
HIERARCH ESO ISS AMBI TAU0 START 0.010154
HIERARCH ESO ISS AMBI TAU0 END 0.010154
HIERARCH ESO ISS AMBI TEMP 15.66
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.35