Exposure
ID
PIONI.2025-11-02T07:41:28.135_1
Header ID
PIONI.2025-11-02T07:41:28.135
Date updated
2025-11-02 07:50:46 UTC+0000
Release date
2025-11-02 07:41:28 UTC+0000
UTC Start
2025-11-02 07:41:28.135
UTC End
2025-11-02 07:43:10.535
MJD Start
60981.3204645226
MJD End
60981.32164970779
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0050315
Ambient temperature (°C)
10.77
Seeing (arcsec)
0.665
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 68.0170 68.3330 78.5000 78.9000
A0-J2 110.9010 111.1870 52.7000 53.2000
A0-K0 122.1020 122.2170 33.8170 34.2510
G1-J2 57.8490 57.8620 21.9000 22.3000
G1-K0 87.9250 87.9230 0.8500 1.1280
J2-K0 39.7790 39.8560 329.3900 329.5560
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 60981.3204645226
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 68.017
HIERARCH ESO ISS PBL12 END 68.333
HIERARCH ESO ISS PBLA12 START 78.5
HIERARCH ESO ISS PBLA12 END 78.9
HIERARCH ESO ISS PBL13 START 110.901
HIERARCH ESO ISS PBL13 END 111.187
HIERARCH ESO ISS PBLA13 START 52.7
HIERARCH ESO ISS PBLA13 END 53.2
HIERARCH ESO ISS PBL14 START 122.102
HIERARCH ESO ISS PBL14 END 122.217
HIERARCH ESO ISS PBLA14 START 33.817
HIERARCH ESO ISS PBLA14 END 34.251
HIERARCH ESO ISS PBL23 START 57.849
HIERARCH ESO ISS PBL23 END 57.862
HIERARCH ESO ISS PBLA23 START 21.9
HIERARCH ESO ISS PBLA23 END 22.3
HIERARCH ESO ISS PBL24 START 87.925
HIERARCH ESO ISS PBL24 END 87.923
HIERARCH ESO ISS PBLA24 START 0.85
HIERARCH ESO ISS PBLA24 END 1.128
HIERARCH ESO ISS PBL34 START 39.779
HIERARCH ESO ISS PBL34 END 39.856
HIERARCH ESO ISS PBLA34 START 329.39
HIERARCH ESO ISS PBLA34 END 329.556
HIERARCH ESO ISS AMBI TAU0 START 0.00461
HIERARCH ESO ISS AMBI TAU0 END 0.005453
HIERARCH ESO ISS AMBI TEMP 10.77
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.64