Exposure
ID
PIONI.2025-03-23T04:59:35.184_1
Header ID
PIONI.2025-03-23T04:59:35.184
Date updated
2025-03-23 05:05:53 UTC+0000
Release date
2026-03-23 05:05:53 UTC+0000
UTC Start
2025-03-23 04:59:35.184
UTC End
2025-03-23 05:00:00.784
MJD Start
60757.2080461145
MJD End
60757.2083424108
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004806
Ambient temperature (°C)
14.27
Seeing (arcsec)
0.52
Observation
ID
65825
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
48986
Name
HIP52689
RA
161.603449
DEC
14.19428
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 71.9360 71.8040 109.0000 109.0000
A0-J2 117.5670 117.4310 86.4000 86.3000
A0-K0 126.0460 125.9920 69.3120 69.2660
G1-J2 58.2150 58.2180 57.9000 57.9000
G1-K0 84.3490 84.3980 36.2780 36.2870
J2-K0 37.0840 37.0850 0.8980 0.9860
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 60757.2080461145
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP52689
RA 161.603449
DEC 14.19428
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 71.936
HIERARCH ESO ISS PBL12 END 71.804
HIERARCH ESO ISS PBLA12 START 109.0
HIERARCH ESO ISS PBLA12 END 109.0
HIERARCH ESO ISS PBL13 START 117.567
HIERARCH ESO ISS PBL13 END 117.431
HIERARCH ESO ISS PBLA13 START 86.4
HIERARCH ESO ISS PBLA13 END 86.3
HIERARCH ESO ISS PBL14 START 126.046
HIERARCH ESO ISS PBL14 END 125.992
HIERARCH ESO ISS PBLA14 START 69.312
HIERARCH ESO ISS PBLA14 END 69.266
HIERARCH ESO ISS PBL23 START 58.215
HIERARCH ESO ISS PBL23 END 58.218
HIERARCH ESO ISS PBLA23 START 57.9
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 84.349
HIERARCH ESO ISS PBL24 END 84.398
HIERARCH ESO ISS PBLA24 START 36.278
HIERARCH ESO ISS PBLA24 END 36.287
HIERARCH ESO ISS PBL34 START 37.084
HIERARCH ESO ISS PBL34 END 37.085
HIERARCH ESO ISS PBLA34 START 0.898
HIERARCH ESO ISS PBLA34 END 0.986
HIERARCH ESO ISS AMBI TAU0 START 0.004806
HIERARCH ESO ISS AMBI TAU0 END 0.004806
HIERARCH ESO ISS AMBI TEMP 14.27
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52