Exposure
ID
PIONI.2025-10-29T05:50:08.594_1
Header ID
PIONI.2025-10-29T05:50:08.594
Date updated
2025-10-29 05:55:44 UTC+0000
Release date
2026-10-29 05:55:44 UTC+0000
UTC Start
2025-10-29 05:50:08.594
UTC End
2025-10-29 05:50:46.994
MJD Start
60977.2431550245
MJD End
60977.243599468944
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005794
Ambient temperature (°C)
13.1
Seeing (arcsec)
0.49
Observation
ID
71043
Category
science
Program ID
116.292S.001
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / LE BOUQUIN / FROST / BORDIER
Target
ID
52723
Name
HD_64760
RA
118.323943
DEC
-48.1029
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 56.7170 56.8650 64.2000 64.4000
A0-J2 101.0290 101.1410 36.4000 36.6000
A0-K0 118.1330 118.1720 18.9680 19.1740
G1-J2 57.3540 57.3570 8.9000 9.0000
G1-K0 87.9410 87.9480 351.7280 351.8480
J2-K0 37.1920 37.2360 324.7110 324.7690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60977.2431550245
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_64760
RA 118.323943
DEC -48.1029
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 56.717
HIERARCH ESO ISS PBL12 END 56.865
HIERARCH ESO ISS PBLA12 START 64.2
HIERARCH ESO ISS PBLA12 END 64.4
HIERARCH ESO ISS PBL13 START 101.029
HIERARCH ESO ISS PBL13 END 101.141
HIERARCH ESO ISS PBLA13 START 36.4
HIERARCH ESO ISS PBLA13 END 36.6
HIERARCH ESO ISS PBL14 START 118.133
HIERARCH ESO ISS PBL14 END 118.172
HIERARCH ESO ISS PBLA14 START 18.968
HIERARCH ESO ISS PBLA14 END 19.174
HIERARCH ESO ISS PBL23 START 57.354
HIERARCH ESO ISS PBL23 END 57.357
HIERARCH ESO ISS PBLA23 START 8.9
HIERARCH ESO ISS PBLA23 END 9.0
HIERARCH ESO ISS PBL24 START 87.941
HIERARCH ESO ISS PBL24 END 87.948
HIERARCH ESO ISS PBLA24 START 351.728
HIERARCH ESO ISS PBLA24 END 351.848
HIERARCH ESO ISS PBL34 START 37.192
HIERARCH ESO ISS PBL34 END 37.236
HIERARCH ESO ISS PBLA34 START 324.711
HIERARCH ESO ISS PBLA34 END 324.769
HIERARCH ESO ISS AMBI TAU0 START 0.005794
HIERARCH ESO ISS AMBI TAU0 END 0.005794
HIERARCH ESO ISS AMBI TEMP 13.1
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49