Exposure
ID
PIONI.2025-10-28T01:04:15.013_1
Header ID
PIONI.2025-10-28T01:04:15.013
Date updated
2025-10-28 01:11:01 UTC+0000
Release date
2026-10-28 01:11:01 UTC+0000
UTC Start
2025-10-28 01:04:15.013
UTC End
2025-10-28 01:05:31.813
MJD Start
60976.044618207
MJD End
60976.04550709589
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.005595
Ambient temperature (°C)
11.55
Seeing (arcsec)
0.83
Observation
ID
71021
Category
science
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
52705
Name
HD_191263
RA
302.158379
DEC
10.72586
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 56.8710 56.4710 114.2000 114.3000
A0-J2 97.9690 97.4450 84.0000 83.9000
A0-K0 115.0950 114.7780 64.7120 64.5690
G1-J2 56.5520 56.4810 53.7000 53.6000
G1-K0 89.3240 89.3760 35.7500 35.7290
J2-K0 39.5590 39.5890 9.6310 9.8140
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60976.044618207
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_191263
RA 302.158379
DEC 10.72586
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 56.871
HIERARCH ESO ISS PBL12 END 56.471
HIERARCH ESO ISS PBLA12 START 114.2
HIERARCH ESO ISS PBLA12 END 114.3
HIERARCH ESO ISS PBL13 START 97.969
HIERARCH ESO ISS PBL13 END 97.445
HIERARCH ESO ISS PBLA13 START 84.0
HIERARCH ESO ISS PBLA13 END 83.9
HIERARCH ESO ISS PBL14 START 115.095
HIERARCH ESO ISS PBL14 END 114.778
HIERARCH ESO ISS PBLA14 START 64.712
HIERARCH ESO ISS PBLA14 END 64.569
HIERARCH ESO ISS PBL23 START 56.552
HIERARCH ESO ISS PBL23 END 56.481
HIERARCH ESO ISS PBLA23 START 53.7
HIERARCH ESO ISS PBLA23 END 53.6
HIERARCH ESO ISS PBL24 START 89.324
HIERARCH ESO ISS PBL24 END 89.376
HIERARCH ESO ISS PBLA24 START 35.75
HIERARCH ESO ISS PBLA24 END 35.729
HIERARCH ESO ISS PBL34 START 39.559
HIERARCH ESO ISS PBL34 END 39.589
HIERARCH ESO ISS PBLA34 START 9.631
HIERARCH ESO ISS PBLA34 END 9.814
HIERARCH ESO ISS AMBI TAU0 START 0.005595
HIERARCH ESO ISS AMBI TAU0 END 0.005595
HIERARCH ESO ISS AMBI TEMP 11.55
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83