Exposure
ID
PIONI.2025-03-23T05:13:10.862_1
Header ID
PIONI.2025-03-23T05:13:10.862
Date updated
2025-03-23 05:20:50 UTC+0000
Release date
2026-03-23 05:20:50 UTC+0000
UTC Start
2025-03-23 05:13:10.862
UTC End
2025-03-23 05:13:36.462
MJD Start
60757.2174868342
MJD End
60757.217783130494
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0058645
Ambient temperature (°C)
13.99
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 68.8350 68.6970 109.1000 109.1000
A0-J2 114.2860 114.1370 85.4000 85.4000
A0-K0 124.6710 124.6040 68.2400 68.1880
G1-J2 58.2080 58.2040 57.1000 57.0000
G1-K0 85.4200 85.4630 36.4320 36.4330
J2-K0 37.1440 37.1480 2.8720 2.9520
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 60757.2174868342
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 68.835
HIERARCH ESO ISS PBL12 END 68.697
HIERARCH ESO ISS PBLA12 START 109.1
HIERARCH ESO ISS PBLA12 END 109.1
HIERARCH ESO ISS PBL13 START 114.286
HIERARCH ESO ISS PBL13 END 114.137
HIERARCH ESO ISS PBLA13 START 85.4
HIERARCH ESO ISS PBLA13 END 85.4
HIERARCH ESO ISS PBL14 START 124.671
HIERARCH ESO ISS PBL14 END 124.604
HIERARCH ESO ISS PBLA14 START 68.24
HIERARCH ESO ISS PBLA14 END 68.188
HIERARCH ESO ISS PBL23 START 58.208
HIERARCH ESO ISS PBL23 END 58.204
HIERARCH ESO ISS PBLA23 START 57.1
HIERARCH ESO ISS PBLA23 END 57.0
HIERARCH ESO ISS PBL24 START 85.42
HIERARCH ESO ISS PBL24 END 85.463
HIERARCH ESO ISS PBLA24 START 36.432
HIERARCH ESO ISS PBLA24 END 36.433
HIERARCH ESO ISS PBL34 START 37.144
HIERARCH ESO ISS PBL34 END 37.148
HIERARCH ESO ISS PBLA34 START 2.872
HIERARCH ESO ISS PBLA34 END 2.952
HIERARCH ESO ISS AMBI TAU0 START 0.005758
HIERARCH ESO ISS AMBI TAU0 END 0.005971
HIERARCH ESO ISS AMBI TEMP 13.99
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52