Exposure
ID
PIONI.2025-06-02T08:26:41.813_1
Header ID
PIONI.2025-06-02T08:26:41.813
Date updated
2025-06-02 08:31:58 UTC+0000
Release date
2026-06-02 08:31:58 UTC+0000
UTC Start
2025-06-02 08:26:41.813
UTC End
2025-06-02 08:27:07.413
MJD Start
60828.351872832
MJD End
60828.352169128295
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002609
Ambient temperature (°C)
10.15
Seeing (arcsec)
1.16
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 45.7560 45.7810 140.3000 140.3000
A0-J2 104.5720 104.7480 75.1000 75.2000
A0-J6 166.4790 166.4870 5.7760 5.8640
B5-J2 94.9460 95.0540 49.2000 49.3000
B5-J6 201.2260 201.2240 356.4490 356.5200
J2-J6 162.3540 162.4080 328.7230 328.7520
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 60828.351872832
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 45.756
HIERARCH ESO ISS PBL12 END 45.781
HIERARCH ESO ISS PBLA12 START 140.3
HIERARCH ESO ISS PBLA12 END 140.3
HIERARCH ESO ISS PBL13 START 104.572
HIERARCH ESO ISS PBL13 END 104.748
HIERARCH ESO ISS PBLA13 START 75.1
HIERARCH ESO ISS PBLA13 END 75.2
HIERARCH ESO ISS PBL14 START 166.479
HIERARCH ESO ISS PBL14 END 166.487
HIERARCH ESO ISS PBLA14 START 5.776
HIERARCH ESO ISS PBLA14 END 5.864
HIERARCH ESO ISS PBL23 START 94.946
HIERARCH ESO ISS PBL23 END 95.054
HIERARCH ESO ISS PBLA23 START 49.2
HIERARCH ESO ISS PBLA23 END 49.3
HIERARCH ESO ISS PBL24 START 201.226
HIERARCH ESO ISS PBL24 END 201.224
HIERARCH ESO ISS PBLA24 START 356.449
HIERARCH ESO ISS PBLA24 END 356.52
HIERARCH ESO ISS PBL34 START 162.354
HIERARCH ESO ISS PBL34 END 162.408
HIERARCH ESO ISS PBLA34 START 328.723
HIERARCH ESO ISS PBLA34 END 328.752
HIERARCH ESO ISS AMBI TAU0 START 0.002609
HIERARCH ESO ISS AMBI TAU0 END 0.002609
HIERARCH ESO ISS AMBI TEMP 10.15
HIERARCH ESO ISS AMBI FWHM START 1.16
HIERARCH ESO ISS AMBI FWHM END 1.16