Exposure
ID
PIONI.2025-10-29T08:03:21.924_1
Header ID
PIONI.2025-10-29T08:03:21.924
Date updated
2025-10-29 08:11:24 UTC+0000
Release date
2025-10-29 08:03:21 UTC+0000
UTC Start
2025-10-29 08:03:21.924
UTC End
2025-10-29 08:05:04.324
MJD Start
60977.3356704223
MJD End
60977.336855607486
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.005927
Ambient temperature (°C)
12.59
Seeing (arcsec)
0.595
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 69.0470 69.3580 79.9000 80.3000
A0-J2 111.8360 112.1200 54.2000 54.7000
A0-K0 122.4810 122.5970 35.2400 35.6710
G1-J2 57.8930 57.9060 23.2000 23.5000
G1-K0 87.9170 87.9130 1.7670 2.0470
J2-K0 40.0290 40.1030 329.9420 330.1130
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 60977.3356704223
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 69.047
HIERARCH ESO ISS PBL12 END 69.358
HIERARCH ESO ISS PBLA12 START 79.9
HIERARCH ESO ISS PBLA12 END 80.3
HIERARCH ESO ISS PBL13 START 111.836
HIERARCH ESO ISS PBL13 END 112.12
HIERARCH ESO ISS PBLA13 START 54.2
HIERARCH ESO ISS PBLA13 END 54.7
HIERARCH ESO ISS PBL14 START 122.481
HIERARCH ESO ISS PBL14 END 122.597
HIERARCH ESO ISS PBLA14 START 35.24
HIERARCH ESO ISS PBLA14 END 35.671
HIERARCH ESO ISS PBL23 START 57.893
HIERARCH ESO ISS PBL23 END 57.906
HIERARCH ESO ISS PBLA23 START 23.2
HIERARCH ESO ISS PBLA23 END 23.5
HIERARCH ESO ISS PBL24 START 87.917
HIERARCH ESO ISS PBL24 END 87.913
HIERARCH ESO ISS PBLA24 START 1.767
HIERARCH ESO ISS PBLA24 END 2.047
HIERARCH ESO ISS PBL34 START 40.029
HIERARCH ESO ISS PBL34 END 40.103
HIERARCH ESO ISS PBLA34 START 329.942
HIERARCH ESO ISS PBLA34 END 330.113
HIERARCH ESO ISS AMBI TAU0 START 0.006729
HIERARCH ESO ISS AMBI TAU0 END 0.005125
HIERARCH ESO ISS AMBI TEMP 12.59
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.62