Exposure
ID
PIONI.2025-07-21T05:11:22.373_1
Header ID
PIONI.2025-07-21T05:11:22.373
Date updated
2025-07-21 05:15:46 UTC+0000
Release date
2026-07-21 05:15:46 UTC+0000
UTC Start
2025-07-21 05:11:22.373
UTC End
2025-07-21 05:11:47.973
MJD Start
60877.2162311682
MJD End
60877.216527464494
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007717
Ambient temperature (°C)
15.2
Seeing (arcsec)
0.45
Observation
ID
68889
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
51252
Name
HIP111600
RA
339.146077
DEC
-31.66402
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 78.7490 78.8460 101.0000 101.0000
A0-J2 114.0480 114.1790 74.5000 74.6000
A0-K0 118.4040 118.4890 51.2020 51.3140
G1-J2 55.9380 55.9590 35.6000 35.7000
G1-K0 90.3970 90.3990 9.5320 9.6170
J2-K0 47.0920 47.1030 338.0440 338.0920
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 60877.2162311682
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP111600
RA 339.146077
DEC -31.66402
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 78.749
HIERARCH ESO ISS PBL12 END 78.846
HIERARCH ESO ISS PBLA12 START 101.0
HIERARCH ESO ISS PBLA12 END 101.0
HIERARCH ESO ISS PBL13 START 114.048
HIERARCH ESO ISS PBL13 END 114.179
HIERARCH ESO ISS PBLA13 START 74.5
HIERARCH ESO ISS PBLA13 END 74.6
HIERARCH ESO ISS PBL14 START 118.404
HIERARCH ESO ISS PBL14 END 118.489
HIERARCH ESO ISS PBLA14 START 51.202
HIERARCH ESO ISS PBLA14 END 51.314
HIERARCH ESO ISS PBL23 START 55.938
HIERARCH ESO ISS PBL23 END 55.959
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.7
HIERARCH ESO ISS PBL24 START 90.397
HIERARCH ESO ISS PBL24 END 90.399
HIERARCH ESO ISS PBLA24 START 9.532
HIERARCH ESO ISS PBLA24 END 9.617
HIERARCH ESO ISS PBL34 START 47.092
HIERARCH ESO ISS PBL34 END 47.103
HIERARCH ESO ISS PBLA34 START 338.044
HIERARCH ESO ISS PBLA34 END 338.092
HIERARCH ESO ISS AMBI TAU0 START 0.007717
HIERARCH ESO ISS AMBI TAU0 END 0.007717
HIERARCH ESO ISS AMBI TEMP 15.2
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45