Exposure
ID
PIONI.2025-06-02T08:12:31.425_1
Header ID
PIONI.2025-06-02T08:12:31.425
Date updated
2025-06-02 08:19:31 UTC+0000
Release date
2026-06-02 08:19:31 UTC+0000
UTC Start
2025-06-02 08:12:31.425
UTC End
2025-06-02 08:12:57.025
MJD Start
60828.3420303785
MJD End
60828.3423266748
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0026535
Ambient temperature (°C)
10.21
Seeing (arcsec)
1.23
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 45.1210 45.1500 139.8000 139.9000
A0-J2 100.2680 100.4550 73.0000 73.1000
A0-J6 166.3230 166.3280 3.7040 3.7920
B5-J2 92.3640 92.4740 46.3000 46.4000
B5-J6 201.2960 201.2920 354.7690 354.8400
J2-J6 160.9990 161.0600 328.0810 328.1060
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 60828.3420303785
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 45.121
HIERARCH ESO ISS PBL12 END 45.15
HIERARCH ESO ISS PBLA12 START 139.8
HIERARCH ESO ISS PBLA12 END 139.9
HIERARCH ESO ISS PBL13 START 100.268
HIERARCH ESO ISS PBL13 END 100.455
HIERARCH ESO ISS PBLA13 START 73.0
HIERARCH ESO ISS PBLA13 END 73.1
HIERARCH ESO ISS PBL14 START 166.323
HIERARCH ESO ISS PBL14 END 166.328
HIERARCH ESO ISS PBLA14 START 3.704
HIERARCH ESO ISS PBLA14 END 3.792
HIERARCH ESO ISS PBL23 START 92.364
HIERARCH ESO ISS PBL23 END 92.474
HIERARCH ESO ISS PBLA23 START 46.3
HIERARCH ESO ISS PBLA23 END 46.4
HIERARCH ESO ISS PBL24 START 201.296
HIERARCH ESO ISS PBL24 END 201.292
HIERARCH ESO ISS PBLA24 START 354.769
HIERARCH ESO ISS PBLA24 END 354.84
HIERARCH ESO ISS PBL34 START 160.999
HIERARCH ESO ISS PBL34 END 161.06
HIERARCH ESO ISS PBLA34 START 328.081
HIERARCH ESO ISS PBLA34 END 328.106
HIERARCH ESO ISS AMBI TAU0 START 0.002926
HIERARCH ESO ISS AMBI TAU0 END 0.002381
HIERARCH ESO ISS AMBI TEMP 10.21
HIERARCH ESO ISS AMBI FWHM START 1.08
HIERARCH ESO ISS AMBI FWHM END 1.38