Exposure
ID
PIONI.2025-03-02T05:52:20.358_1
Header ID
PIONI.2025-03-02T05:52:20.358
Date updated
2025-03-02 05:55:46 UTC+0000
Release date
2026-03-02 05:55:45 UTC+0000
UTC Start
2025-03-02 05:52:20.358
UTC End
2025-03-02 05:52:45.958
MJD Start
60736.2446800745
MJD End
60736.2449763708
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003766
Ambient temperature (°C)
14.81
Seeing (arcsec)
0.92
Observation
ID
64927
Category
science
Program ID
115.285P.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
48356
Name
HIP69191
RA
212.475162
DEC
-53.43945
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 76.3320 76.4080 86.2000 86.3000
A0-J2 120.2830 120.3490 63.2000 63.3000
A0-K0 126.5360 126.5580 44.8820 45.0170
G1-J2 58.2130 58.2120 32.4000 32.5000
G1-K0 85.5560 85.5490 8.8330 8.9260
J2-K0 39.7250 39.7450 332.9780 333.0440
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60736.2446800745
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP69191
RA 212.475162
DEC -53.43945
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 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 76.332
HIERARCH ESO ISS PBL12 END 76.408
HIERARCH ESO ISS PBLA12 START 86.2
HIERARCH ESO ISS PBLA12 END 86.3
HIERARCH ESO ISS PBL13 START 120.283
HIERARCH ESO ISS PBL13 END 120.349
HIERARCH ESO ISS PBLA13 START 63.2
HIERARCH ESO ISS PBLA13 END 63.3
HIERARCH ESO ISS PBL14 START 126.536
HIERARCH ESO ISS PBL14 END 126.558
HIERARCH ESO ISS PBLA14 START 44.882
HIERARCH ESO ISS PBLA14 END 45.017
HIERARCH ESO ISS PBL23 START 58.213
HIERARCH ESO ISS PBL23 END 58.212
HIERARCH ESO ISS PBLA23 START 32.4
HIERARCH ESO ISS PBLA23 END 32.5
HIERARCH ESO ISS PBL24 START 85.556
HIERARCH ESO ISS PBL24 END 85.549
HIERARCH ESO ISS PBLA24 START 8.833
HIERARCH ESO ISS PBLA24 END 8.926
HIERARCH ESO ISS PBL34 START 39.725
HIERARCH ESO ISS PBL34 END 39.745
HIERARCH ESO ISS PBLA34 START 332.978
HIERARCH ESO ISS PBLA34 END 333.044
HIERARCH ESO ISS AMBI TAU0 START 0.003766
HIERARCH ESO ISS AMBI TAU0 END 0.003766
HIERARCH ESO ISS AMBI TEMP 14.81
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.92