Exposure
ID
PIONI.2025-06-02T08:27:56.841_1
Header ID
PIONI.2025-06-02T08:27:56.841
Date updated
2025-06-02 08:36:34 UTC+0000
Release date
2026-06-02 08:36:34 UTC+0000
UTC Start
2025-06-02 08:27:56.841
UTC End
2025-06-02 08:28:22.441
MJD Start
60828.3527412191
MJD End
60828.3530375154
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002235
Ambient temperature (°C)
10.19
Seeing (arcsec)
1.27
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 45.8090 45.8340 140.4000 140.4000
A0-J2 104.9380 105.1140 75.3000 75.4000
A0-J6 166.4960 166.5040 5.9590 6.0460
B5-J2 95.1710 95.2780 49.4000 49.5000
B5-J6 201.2210 201.2190 356.5980 356.6690
J2-J6 162.4660 162.5190 328.7840 328.8140
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 60828.3527412191
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 45.809
HIERARCH ESO ISS PBL12 END 45.834
HIERARCH ESO ISS PBLA12 START 140.4
HIERARCH ESO ISS PBLA12 END 140.4
HIERARCH ESO ISS PBL13 START 104.938
HIERARCH ESO ISS PBL13 END 105.114
HIERARCH ESO ISS PBLA13 START 75.3
HIERARCH ESO ISS PBLA13 END 75.4
HIERARCH ESO ISS PBL14 START 166.496
HIERARCH ESO ISS PBL14 END 166.504
HIERARCH ESO ISS PBLA14 START 5.959
HIERARCH ESO ISS PBLA14 END 6.046
HIERARCH ESO ISS PBL23 START 95.171
HIERARCH ESO ISS PBL23 END 95.278
HIERARCH ESO ISS PBLA23 START 49.4
HIERARCH ESO ISS PBLA23 END 49.5
HIERARCH ESO ISS PBL24 START 201.221
HIERARCH ESO ISS PBL24 END 201.219
HIERARCH ESO ISS PBLA24 START 356.598
HIERARCH ESO ISS PBLA24 END 356.669
HIERARCH ESO ISS PBL34 START 162.466
HIERARCH ESO ISS PBL34 END 162.519
HIERARCH ESO ISS PBLA34 START 328.784
HIERARCH ESO ISS PBLA34 END 328.814
HIERARCH ESO ISS AMBI TAU0 START 0.002235
HIERARCH ESO ISS AMBI TAU0 END 0.002235
HIERARCH ESO ISS AMBI TEMP 10.19
HIERARCH ESO ISS AMBI FWHM START 1.27
HIERARCH ESO ISS AMBI FWHM END 1.27