Exposure
ID
PIONI.2025-10-29T08:22:28.907_1
Header ID
PIONI.2025-10-29T08:22:28.907
Date updated
2025-10-29 08:31:07 UTC+0000
Release date
2025-10-29 08:22:28 UTC+0000
UTC Start
2025-10-29 08:22:28.907
UTC End
2025-10-29 08:23:45.707
MJD Start
60977.3489456829
MJD End
60977.34983457179
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.0058575
Ambient temperature (°C)
12.57
Seeing (arcsec)
0.615
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 86.4200 86.2650 116.0000 116.1000
A0-J2 127.2240 127.0780 93.3000 93.3000
A0-K0 127.9010 127.8710 72.8960 72.9160
G1-J2 58.0790 58.1000 58.2000 58.2000
G1-K0 87.6760 87.7470 30.5530 30.6550
J2-K0 45.1220 45.1100 353.9250 354.0930
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 60977.3489456829
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 86.42
HIERARCH ESO ISS PBL12 END 86.265
HIERARCH ESO ISS PBLA12 START 116.0
HIERARCH ESO ISS PBLA12 END 116.1
HIERARCH ESO ISS PBL13 START 127.224
HIERARCH ESO ISS PBL13 END 127.078
HIERARCH ESO ISS PBLA13 START 93.3
HIERARCH ESO ISS PBLA13 END 93.3
HIERARCH ESO ISS PBL14 START 127.901
HIERARCH ESO ISS PBL14 END 127.871
HIERARCH ESO ISS PBLA14 START 72.896
HIERARCH ESO ISS PBLA14 END 72.916
HIERARCH ESO ISS PBL23 START 58.079
HIERARCH ESO ISS PBL23 END 58.1
HIERARCH ESO ISS PBLA23 START 58.2
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 87.676
HIERARCH ESO ISS PBL24 END 87.747
HIERARCH ESO ISS PBLA24 START 30.553
HIERARCH ESO ISS PBLA24 END 30.655
HIERARCH ESO ISS PBL34 START 45.122
HIERARCH ESO ISS PBL34 END 45.11
HIERARCH ESO ISS PBLA34 START 353.925
HIERARCH ESO ISS PBLA34 END 354.093
HIERARCH ESO ISS AMBI TAU0 START 0.006617
HIERARCH ESO ISS AMBI TAU0 END 0.005098
HIERARCH ESO ISS AMBI TEMP 12.57
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.62