Exposure
ID
PIONI.2025-10-30T07:24:50.417_1
Header ID
PIONI.2025-10-30T07:24:50.417
Date updated
2025-10-30 07:31:03 UTC+0000
Release date
2025-10-30 07:24:50 UTC+0000
UTC Start
2025-10-30 07:24:50.417
UTC End
2025-10-30 07:26:32.817
MJD Start
60978.3089168598
MJD End
60978.31010204499
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.005383
Ambient temperature (°C)
12.11
Seeing (arcsec)
0.74
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 63.0910 63.4240 72.0000 72.5000
A0-J2 106.5980 106.8800 45.4000 45.9000
A0-K0 120.4090 120.5160 27.0880 27.5420
G1-J2 57.6530 57.6650 15.9000 16.3000
G1-K0 87.8860 87.8930 356.6250 356.9040
J2-K0 38.5340 38.6220 326.9550 327.1100
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 60978.3089168598
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 63.091
HIERARCH ESO ISS PBL12 END 63.424
HIERARCH ESO ISS PBLA12 START 72.0
HIERARCH ESO ISS PBLA12 END 72.5
HIERARCH ESO ISS PBL13 START 106.598
HIERARCH ESO ISS PBL13 END 106.88
HIERARCH ESO ISS PBLA13 START 45.4
HIERARCH ESO ISS PBLA13 END 45.9
HIERARCH ESO ISS PBL14 START 120.409
HIERARCH ESO ISS PBL14 END 120.516
HIERARCH ESO ISS PBLA14 START 27.088
HIERARCH ESO ISS PBLA14 END 27.542
HIERARCH ESO ISS PBL23 START 57.653
HIERARCH ESO ISS PBL23 END 57.665
HIERARCH ESO ISS PBLA23 START 15.9
HIERARCH ESO ISS PBLA23 END 16.3
HIERARCH ESO ISS PBL24 START 87.886
HIERARCH ESO ISS PBL24 END 87.893
HIERARCH ESO ISS PBLA24 START 356.625
HIERARCH ESO ISS PBLA24 END 356.904
HIERARCH ESO ISS PBL34 START 38.534
HIERARCH ESO ISS PBL34 END 38.622
HIERARCH ESO ISS PBLA34 START 326.955
HIERARCH ESO ISS PBLA34 END 327.11
HIERARCH ESO ISS AMBI TAU0 START 0.005383
HIERARCH ESO ISS AMBI TAU0 END 0.005383
HIERARCH ESO ISS AMBI TEMP 12.11
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74