Exposure
ID
PIONI.2025-03-22T00:15:36.028_1
Header ID
PIONI.2025-03-22T00:15:36.028
Date updated
2025-03-22 00:25:41 UTC+0000
Release date
2026-03-22 00:25:41 UTC+0000
UTC Start
2025-03-22 00:15:36.028
UTC End
2025-03-22 00:16:01.628
MJD Start
60756.0108336573
MJD End
60756.0111299536
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005649
Ambient temperature (°C)
15.57
Seeing (arcsec)
0.52
Observation
ID
65756
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
48927
Name
HIP18199
RA
58.387463
DEC
-46.89388
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 86.8010 86.7830 157.3000 157.4000
A0-J2 109.3460 109.2640 138.5000 138.6000
A0-K0 92.6580 92.5140 114.7430 114.8940
G1-J2 38.9900 38.9120 92.6000 92.8000
G1-K0 65.2920 65.2050 50.8040 50.8510
J2-K0 44.6160 44.6070 15.1370 15.2030
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 60756.0108336573
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP18199
RA 58.387463
DEC -46.89388
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 86.801
HIERARCH ESO ISS PBL12 END 86.783
HIERARCH ESO ISS PBLA12 START 157.3
HIERARCH ESO ISS PBLA12 END 157.4
HIERARCH ESO ISS PBL13 START 109.346
HIERARCH ESO ISS PBL13 END 109.264
HIERARCH ESO ISS PBLA13 START 138.5
HIERARCH ESO ISS PBLA13 END 138.6
HIERARCH ESO ISS PBL14 START 92.658
HIERARCH ESO ISS PBL14 END 92.514
HIERARCH ESO ISS PBLA14 START 114.743
HIERARCH ESO ISS PBLA14 END 114.894
HIERARCH ESO ISS PBL23 START 38.99
HIERARCH ESO ISS PBL23 END 38.912
HIERARCH ESO ISS PBLA23 START 92.6
HIERARCH ESO ISS PBLA23 END 92.8
HIERARCH ESO ISS PBL24 START 65.292
HIERARCH ESO ISS PBL24 END 65.205
HIERARCH ESO ISS PBLA24 START 50.804
HIERARCH ESO ISS PBLA24 END 50.851
HIERARCH ESO ISS PBL34 START 44.616
HIERARCH ESO ISS PBL34 END 44.607
HIERARCH ESO ISS PBLA34 START 15.137
HIERARCH ESO ISS PBLA34 END 15.203
HIERARCH ESO ISS AMBI TAU0 START 0.005649
HIERARCH ESO ISS AMBI TAU0 END 0.005649
HIERARCH ESO ISS AMBI TEMP 15.57
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52