Exposure
ID
PIONI.2025-11-02T07:56:35.425_1
Header ID
PIONI.2025-11-02T07:56:35.425
Date updated
2025-11-02 08:06:00 UTC+0000
Release date
2025-11-02 07:56:35 UTC+0000
UTC Start
2025-11-02 07:56:35.425
UTC End
2025-11-02 07:57:26.625
MJD Start
60981.3309655716
MJD End
60981.331558164195
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.006141000000000001
Ambient temperature (°C)
10.62
Seeing (arcsec)
0.53
Observation
ID
71091
Category
calibrator
Program ID
116.292S.002
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
52771
Name
HD_77130
RA
134.682958
DEC
-48.78173
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 70.5110 70.6780 81.7000 82.0000
A0-J2 113.1810 113.3350 56.4000 56.6000
A0-K0 123.0320 123.0950 37.2780 37.5120
G1-J2 57.9550 57.9620 25.0000 25.2000
G1-K0 87.8930 87.8900 3.0950 3.2490
J2-K0 40.3770 40.4170 330.7570 330.8520
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60981.3309655716
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_77130
RA 134.682958
DEC -48.78173
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 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 70.511
HIERARCH ESO ISS PBL12 END 70.678
HIERARCH ESO ISS PBLA12 START 81.7
HIERARCH ESO ISS PBLA12 END 82.0
HIERARCH ESO ISS PBL13 START 113.181
HIERARCH ESO ISS PBL13 END 113.335
HIERARCH ESO ISS PBLA13 START 56.4
HIERARCH ESO ISS PBLA13 END 56.6
HIERARCH ESO ISS PBL14 START 123.032
HIERARCH ESO ISS PBL14 END 123.095
HIERARCH ESO ISS PBLA14 START 37.278
HIERARCH ESO ISS PBLA14 END 37.512
HIERARCH ESO ISS PBL23 START 57.955
HIERARCH ESO ISS PBL23 END 57.962
HIERARCH ESO ISS PBLA23 START 25.0
HIERARCH ESO ISS PBLA23 END 25.2
HIERARCH ESO ISS PBL24 START 87.893
HIERARCH ESO ISS PBL24 END 87.89
HIERARCH ESO ISS PBLA24 START 3.095
HIERARCH ESO ISS PBLA24 END 3.249
HIERARCH ESO ISS PBL34 START 40.377
HIERARCH ESO ISS PBL34 END 40.417
HIERARCH ESO ISS PBLA34 START 330.757
HIERARCH ESO ISS PBLA34 END 330.852
HIERARCH ESO ISS AMBI TAU0 START 0.005921
HIERARCH ESO ISS AMBI TAU0 END 0.006361
HIERARCH ESO ISS AMBI TEMP 10.62
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.54