Exposure
ID
PIONI.2025-10-29T08:09:04.835_1
Header ID
PIONI.2025-10-29T08:09:04.835
Date updated
2025-10-29 08:16:08 UTC+0000
Release date
2025-10-29 08:09:04 UTC+0000
UTC Start
2025-10-29 08:09:04.834
UTC End
2025-10-29 08:10:47.234
MJD Start
60977.339639287
MJD End
60977.34082447219
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0062115
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.5700000000000001
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 69.9870 70.2930 81.1000 81.5000
A0-J2 112.6970 112.9800 55.6000 56.1000
A0-K0 122.8330 122.9490 36.5460 36.9740
G1-J2 57.9330 57.9460 24.3000 24.7000
G1-K0 87.9030 87.8980 2.6160 2.8960
J2-K0 40.2530 40.3260 330.4620 330.6340
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 60977.339639287
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 69.987
HIERARCH ESO ISS PBL12 END 70.293
HIERARCH ESO ISS PBLA12 START 81.1
HIERARCH ESO ISS PBLA12 END 81.5
HIERARCH ESO ISS PBL13 START 112.697
HIERARCH ESO ISS PBL13 END 112.98
HIERARCH ESO ISS PBLA13 START 55.6
HIERARCH ESO ISS PBLA13 END 56.1
HIERARCH ESO ISS PBL14 START 122.833
HIERARCH ESO ISS PBL14 END 122.949
HIERARCH ESO ISS PBLA14 START 36.546
HIERARCH ESO ISS PBLA14 END 36.974
HIERARCH ESO ISS PBL23 START 57.933
HIERARCH ESO ISS PBL23 END 57.946
HIERARCH ESO ISS PBLA23 START 24.3
HIERARCH ESO ISS PBLA23 END 24.7
HIERARCH ESO ISS PBL24 START 87.903
HIERARCH ESO ISS PBL24 END 87.898
HIERARCH ESO ISS PBLA24 START 2.616
HIERARCH ESO ISS PBLA24 END 2.896
HIERARCH ESO ISS PBL34 START 40.253
HIERARCH ESO ISS PBL34 END 40.326
HIERARCH ESO ISS PBLA34 START 330.462
HIERARCH ESO ISS PBLA34 END 330.634
HIERARCH ESO ISS AMBI TAU0 START 0.00585
HIERARCH ESO ISS AMBI TAU0 END 0.006573
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.52