Exposure
ID
PIONI.2025-10-29T08:07:10.725_1
Header ID
PIONI.2025-10-29T08:07:10.725
Date updated
2025-10-29 08:16:08 UTC+0000
Release date
2025-10-29 08:07:10 UTC+0000
UTC Start
2025-10-29 08:07:10.725
UTC End
2025-10-29 08:08:53.125
MJD Start
60977.3383185817
MJD End
60977.33950376689
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0054375
Ambient temperature (°C)
12.73
Seeing (arcsec)
0.63
Observation
ID
71050
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
52730
Name
HD_77130
RA
134.682958
DEC
-48.78175
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 69.6760 69.9820 80.7000 81.1000
A0-J2 112.4120 112.6920 55.1000 55.6000
A0-K0 122.7160 122.8310 36.1130 36.5390
G1-J2 57.9200 57.9330 23.9000 24.3000
G1-K0 87.9080 87.9040 2.3340 2.6120
J2-K0 40.1790 40.2520 330.2880 330.4590
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 60977.3383185817
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_77130
RA 134.682958
DEC -48.78175
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 0.002
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 69.676
HIERARCH ESO ISS PBL12 END 69.982
HIERARCH ESO ISS PBLA12 START 80.7
HIERARCH ESO ISS PBLA12 END 81.1
HIERARCH ESO ISS PBL13 START 112.412
HIERARCH ESO ISS PBL13 END 112.692
HIERARCH ESO ISS PBLA13 START 55.1
HIERARCH ESO ISS PBLA13 END 55.6
HIERARCH ESO ISS PBL14 START 122.716
HIERARCH ESO ISS PBL14 END 122.831
HIERARCH ESO ISS PBLA14 START 36.113
HIERARCH ESO ISS PBLA14 END 36.539
HIERARCH ESO ISS PBL23 START 57.92
HIERARCH ESO ISS PBL23 END 57.933
HIERARCH ESO ISS PBLA23 START 23.9
HIERARCH ESO ISS PBLA23 END 24.3
HIERARCH ESO ISS PBL24 START 87.908
HIERARCH ESO ISS PBL24 END 87.904
HIERARCH ESO ISS PBLA24 START 2.334
HIERARCH ESO ISS PBLA24 END 2.612
HIERARCH ESO ISS PBL34 START 40.179
HIERARCH ESO ISS PBL34 END 40.252
HIERARCH ESO ISS PBLA34 START 330.288
HIERARCH ESO ISS PBLA34 END 330.459
HIERARCH ESO ISS AMBI TAU0 START 0.005025
HIERARCH ESO ISS AMBI TAU0 END 0.00585
HIERARCH ESO ISS AMBI TEMP 12.73
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.62