Exposure
ID
PIONI.2025-10-30T07:22:55.527_1
Header ID
PIONI.2025-10-30T07:22:55.527
Date updated
2025-10-30 07:31:03 UTC+0000
Release date
2025-10-30 07:22:55 UTC+0000
UTC Start
2025-10-30 07:22:55.527
UTC End
2025-10-30 07:24:37.927
MJD Start
60978.3075871179
MJD End
60978.30877230309
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.005076499999999999
Ambient temperature (°C)
12.14
Seeing (arcsec)
0.745
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 62.7500 63.0850 71.6000 72.0000
A0-J2 106.3120 106.5930 44.8000 45.3000
A0-K0 120.3000 120.4070 26.6240 27.0800
G1-J2 57.6410 57.6530 15.5000 15.9000
G1-K0 87.8790 87.8860 356.3400 356.6200
J2-K0 38.4450 38.5330 326.7980 326.9520
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 60978.3075871179
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 62.75
HIERARCH ESO ISS PBL12 END 63.085
HIERARCH ESO ISS PBLA12 START 71.6
HIERARCH ESO ISS PBLA12 END 72.0
HIERARCH ESO ISS PBL13 START 106.312
HIERARCH ESO ISS PBL13 END 106.593
HIERARCH ESO ISS PBLA13 START 44.8
HIERARCH ESO ISS PBLA13 END 45.3
HIERARCH ESO ISS PBL14 START 120.3
HIERARCH ESO ISS PBL14 END 120.407
HIERARCH ESO ISS PBLA14 START 26.624
HIERARCH ESO ISS PBLA14 END 27.08
HIERARCH ESO ISS PBL23 START 57.641
HIERARCH ESO ISS PBL23 END 57.653
HIERARCH ESO ISS PBLA23 START 15.5
HIERARCH ESO ISS PBLA23 END 15.9
HIERARCH ESO ISS PBL24 START 87.879
HIERARCH ESO ISS PBL24 END 87.886
HIERARCH ESO ISS PBLA24 START 356.34
HIERARCH ESO ISS PBLA24 END 356.62
HIERARCH ESO ISS PBL34 START 38.445
HIERARCH ESO ISS PBL34 END 38.533
HIERARCH ESO ISS PBLA34 START 326.798
HIERARCH ESO ISS PBLA34 END 326.952
HIERARCH ESO ISS AMBI TAU0 START 0.00477
HIERARCH ESO ISS AMBI TAU0 END 0.005383
HIERARCH ESO ISS AMBI TEMP 12.14
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.74