Exposure
ID
PIONI.2025-10-30T07:30:33.179_1
Header ID
PIONI.2025-10-30T07:30:33.179
Date updated
2025-10-30 07:40:33 UTC+0000
Release date
2025-10-30 07:30:33 UTC+0000
UTC Start
2025-10-30 07:30:33.179
UTC End
2025-10-30 07:32:15.579
MJD Start
60978.312884016
MJD End
60978.31406920119
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.006029
Ambient temperature (°C)
11.98
Seeing (arcsec)
0.625
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 64.1020 64.4330 73.4000 73.8000
A0-J2 107.4570 107.7410 46.9000 47.4000
A0-K0 120.7370 120.8470 28.4640 28.9150
G1-J2 57.6900 57.7030 17.2000 17.5000
G1-K0 87.9050 87.9100 357.4740 357.7540
J2-K0 38.7970 38.8830 327.4290 327.5870
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 60978.312884016
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 64.102
HIERARCH ESO ISS PBL12 END 64.433
HIERARCH ESO ISS PBLA12 START 73.4
HIERARCH ESO ISS PBLA12 END 73.8
HIERARCH ESO ISS PBL13 START 107.457
HIERARCH ESO ISS PBL13 END 107.741
HIERARCH ESO ISS PBLA13 START 46.9
HIERARCH ESO ISS PBLA13 END 47.4
HIERARCH ESO ISS PBL14 START 120.737
HIERARCH ESO ISS PBL14 END 120.847
HIERARCH ESO ISS PBLA14 START 28.464
HIERARCH ESO ISS PBLA14 END 28.915
HIERARCH ESO ISS PBL23 START 57.69
HIERARCH ESO ISS PBL23 END 57.703
HIERARCH ESO ISS PBLA23 START 17.2
HIERARCH ESO ISS PBLA23 END 17.5
HIERARCH ESO ISS PBL24 START 87.905
HIERARCH ESO ISS PBL24 END 87.91
HIERARCH ESO ISS PBLA24 START 357.474
HIERARCH ESO ISS PBLA24 END 357.754
HIERARCH ESO ISS PBL34 START 38.797
HIERARCH ESO ISS PBL34 END 38.883
HIERARCH ESO ISS PBLA34 START 327.429
HIERARCH ESO ISS PBLA34 END 327.587
HIERARCH ESO ISS AMBI TAU0 START 0.006315
HIERARCH ESO ISS AMBI TAU0 END 0.005743
HIERARCH ESO ISS AMBI TEMP 11.98
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.65