Exposure
ID
PIONI.2025-10-29T08:28:24.018_1
Header ID
PIONI.2025-10-29T08:28:24.018
Date updated
2025-10-29 08:36:17 UTC+0000
Release date
2025-10-29 08:28:24 UTC+0000
UTC Start
2025-10-29 08:28:24.018
UTC End
2025-10-29 08:29:40.818
MJD Start
60977.3530557621
MJD End
60977.35394465099
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.006718
Ambient temperature (°C)
12.64
Seeing (arcsec)
0.59
Observation
ID
71051
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
52731
Name
HD_36864
RA
83.669443
DEC
-3.67932
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 85.7730 85.6080 116.3000 116.4000
A0-J2 126.5960 126.4290 93.4000 93.4000
A0-K0 127.7500 127.7020 72.9710 72.9870
G1-J2 58.1570 58.1710 58.3000 58.3000
G1-K0 87.9630 88.0320 30.9630 31.0610
J2-K0 45.0750 45.0640 354.6150 354.7850
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 60977.3530557621
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_36864
RA 83.669443
DEC -3.67932
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 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 85.773
HIERARCH ESO ISS PBL12 END 85.608
HIERARCH ESO ISS PBLA12 START 116.3
HIERARCH ESO ISS PBLA12 END 116.4
HIERARCH ESO ISS PBL13 START 126.596
HIERARCH ESO ISS PBL13 END 126.429
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 93.4
HIERARCH ESO ISS PBL14 START 127.75
HIERARCH ESO ISS PBL14 END 127.702
HIERARCH ESO ISS PBLA14 START 72.971
HIERARCH ESO ISS PBLA14 END 72.987
HIERARCH ESO ISS PBL23 START 58.157
HIERARCH ESO ISS PBL23 END 58.171
HIERARCH ESO ISS PBLA23 START 58.3
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 87.963
HIERARCH ESO ISS PBL24 END 88.032
HIERARCH ESO ISS PBLA24 START 30.963
HIERARCH ESO ISS PBLA24 END 31.061
HIERARCH ESO ISS PBL34 START 45.075
HIERARCH ESO ISS PBL34 END 45.064
HIERARCH ESO ISS PBLA34 START 354.615
HIERARCH ESO ISS PBLA34 END 354.785
HIERARCH ESO ISS AMBI TAU0 START 0.006488
HIERARCH ESO ISS AMBI TAU0 END 0.006948
HIERARCH ESO ISS AMBI TEMP 12.64
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.57