Exposure
ID
PIONI.2025-03-25T09:31:34.946_1
Header ID
PIONI.2025-03-25T09:31:34.946
Date updated
2025-03-25 09:40:57 UTC+0000
Release date
2025-03-25 09:31:34 UTC+0000
UTC Start
2025-03-25 09:31:34.946
UTC End
2025-03-25 09:32:00.546
MJD Start
60759.396932241
MJD End
60759.397228537295
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003077
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.97
Observation
ID
65893
Category
calibrator
Program ID
114.27FM.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
49048
Name
HD_169516
RA
276.405539
DEC
-15.15276
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 87.5670 87.6210 110.9000 110.9000
A0-J2 121.4730 121.5840 87.2000 87.2000
A0-K0 118.6740 118.7830 63.9260 63.9910
G1-J2 54.2200 54.2590 46.8000 46.8000
G1-K0 86.9540 86.9720 16.5510 16.6300
J2-K0 48.5010 48.4980 342.3190 342.3700
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27FM.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60759.396932241
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_169516
RA 276.405539
DEC -15.15276
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
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 87.567
HIERARCH ESO ISS PBL12 END 87.621
HIERARCH ESO ISS PBLA12 START 110.9
HIERARCH ESO ISS PBLA12 END 110.9
HIERARCH ESO ISS PBL13 START 121.473
HIERARCH ESO ISS PBL13 END 121.584
HIERARCH ESO ISS PBLA13 START 87.2
HIERARCH ESO ISS PBLA13 END 87.2
HIERARCH ESO ISS PBL14 START 118.674
HIERARCH ESO ISS PBL14 END 118.783
HIERARCH ESO ISS PBLA14 START 63.926
HIERARCH ESO ISS PBLA14 END 63.991
HIERARCH ESO ISS PBL23 START 54.22
HIERARCH ESO ISS PBL23 END 54.259
HIERARCH ESO ISS PBLA23 START 46.8
HIERARCH ESO ISS PBLA23 END 46.8
HIERARCH ESO ISS PBL24 START 86.954
HIERARCH ESO ISS PBL24 END 86.972
HIERARCH ESO ISS PBLA24 START 16.551
HIERARCH ESO ISS PBLA24 END 16.63
HIERARCH ESO ISS PBL34 START 48.501
HIERARCH ESO ISS PBL34 END 48.498
HIERARCH ESO ISS PBLA34 START 342.319
HIERARCH ESO ISS PBLA34 END 342.37
HIERARCH ESO ISS AMBI TAU0 START 0.003077
HIERARCH ESO ISS AMBI TAU0 END 0.003077
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.97