Exposure
ID
PIONI.2025-10-28T05:05:05.902_1
Header ID
PIONI.2025-10-28T05:05:05.902
Date updated
2025-10-28 05:10:41 UTC+0000
Release date
2025-10-28 05:05:05 UTC+0000
UTC Start
2025-10-28 05:05:05.902
UTC End
2025-10-28 05:05:57.102
MJD Start
60976.211873861
MJD End
60976.212466453595
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.00562
Ambient temperature (°C)
10.3
Seeing (arcsec)
0.575
Observation
ID
71030
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
52713
Name
HD 4366
RA
11.514026
DEC
5.27969
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 68.6050 68.3710 116.5000 116.6000
A0-J2 109.4980 109.1930 89.6000 89.6000
A0-K0 120.4240 120.2430 69.5410 69.4850
G1-J2 57.4310 57.3950 56.9000 56.9000
G1-K0 89.1100 89.1500 35.2650 35.2770
J2-K0 41.5440 41.5530 4.5920 4.7220
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 60976.211873861
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 4366
RA 11.514026
DEC 5.27969
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 68.605
HIERARCH ESO ISS PBL12 END 68.371
HIERARCH ESO ISS PBLA12 START 116.5
HIERARCH ESO ISS PBLA12 END 116.6
HIERARCH ESO ISS PBL13 START 109.498
HIERARCH ESO ISS PBL13 END 109.193
HIERARCH ESO ISS PBLA13 START 89.6
HIERARCH ESO ISS PBLA13 END 89.6
HIERARCH ESO ISS PBL14 START 120.424
HIERARCH ESO ISS PBL14 END 120.243
HIERARCH ESO ISS PBLA14 START 69.541
HIERARCH ESO ISS PBLA14 END 69.485
HIERARCH ESO ISS PBL23 START 57.431
HIERARCH ESO ISS PBL23 END 57.395
HIERARCH ESO ISS PBLA23 START 56.9
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 89.11
HIERARCH ESO ISS PBL24 END 89.15
HIERARCH ESO ISS PBLA24 START 35.265
HIERARCH ESO ISS PBLA24 END 35.277
HIERARCH ESO ISS PBL34 START 41.544
HIERARCH ESO ISS PBL34 END 41.553
HIERARCH ESO ISS PBLA34 START 4.592
HIERARCH ESO ISS PBLA34 END 4.722
HIERARCH ESO ISS AMBI TAU0 START 0.005934
HIERARCH ESO ISS AMBI TAU0 END 0.005306
HIERARCH ESO ISS AMBI TEMP 10.3
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.56