Exposure
ID
PIONI.2025-06-02T08:13:46.784_1
Header ID
PIONI.2025-06-02T08:13:46.784
Date updated
2025-06-02 08:21:24 UTC+0000
Release date
2026-06-02 08:21:23 UTC+0000
UTC Start
2025-06-02 08:13:46.784
UTC End
2025-06-02 08:14:12.384
MJD Start
60828.3429025928
MJD End
60828.343198889095
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002529
Ambient temperature (°C)
10.26
Seeing (arcsec)
1.15
Observation
ID
67704
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
50355
Name
HIP114119
RA
346.669974
DEC
-23.74318
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.1810 45.2090 139.9000 139.9000
A0-J2 100.6620 100.8490 73.2000 73.3000
A0-J6 166.3340 166.3400 3.8900 3.9780
B5-J2 92.5960 92.7060 46.6000 46.7000
B5-J6 201.2890 201.2850 354.9180 354.9890
J2-J6 161.1270 161.1870 328.1350 328.1600
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 60828.3429025928
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP114119
RA 346.669974
DEC -23.74318
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 45.181
HIERARCH ESO ISS PBL12 END 45.209
HIERARCH ESO ISS PBLA12 START 139.9
HIERARCH ESO ISS PBLA12 END 139.9
HIERARCH ESO ISS PBL13 START 100.662
HIERARCH ESO ISS PBL13 END 100.849
HIERARCH ESO ISS PBLA13 START 73.2
HIERARCH ESO ISS PBLA13 END 73.3
HIERARCH ESO ISS PBL14 START 166.334
HIERARCH ESO ISS PBL14 END 166.34
HIERARCH ESO ISS PBLA14 START 3.89
HIERARCH ESO ISS PBLA14 END 3.978
HIERARCH ESO ISS PBL23 START 92.596
HIERARCH ESO ISS PBL23 END 92.706
HIERARCH ESO ISS PBLA23 START 46.6
HIERARCH ESO ISS PBLA23 END 46.7
HIERARCH ESO ISS PBL24 START 201.289
HIERARCH ESO ISS PBL24 END 201.285
HIERARCH ESO ISS PBLA24 START 354.918
HIERARCH ESO ISS PBLA24 END 354.989
HIERARCH ESO ISS PBL34 START 161.127
HIERARCH ESO ISS PBL34 END 161.187
HIERARCH ESO ISS PBLA34 START 328.135
HIERARCH ESO ISS PBLA34 END 328.16
HIERARCH ESO ISS AMBI TAU0 START 0.002529
HIERARCH ESO ISS AMBI TAU0 END 0.002529
HIERARCH ESO ISS AMBI TEMP 10.26
HIERARCH ESO ISS AMBI FWHM START 1.15
HIERARCH ESO ISS AMBI FWHM END 1.15