Exposure
ID
PIONI.2025-03-29T03:50:14.146_1
Header ID
PIONI.2025-03-29T03:50:14.146
Date updated
2025-03-29 03:55:37 UTC+0000
Release date
2026-03-29 03:55:37 UTC+0000
UTC Start
2025-03-29 03:50:14.146
UTC End
2025-03-29 03:50:39.746
MJD Start
60763.1598859462
MJD End
60763.1601822425
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.017959500000000003
Ambient temperature (°C)
14.58
Seeing (arcsec)
0.36
Observation
ID
65937
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
49084
Name
HIP56343
RA
173.249091
DEC
-31.85786
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3480 68.3470 271.8000 271.9000
K0-D0 95.8700 95.8610 251.4000 251.4000
K0-J3 56.2100 56.2160 332.8880 332.9550
G2-D0 39.7470 39.7410 214.5000 214.6000
G2-J3 64.1820 64.1720 41.7020 41.7720
D0-J3 103.7370 103.7220 38.9610 39.0300
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 60763.1598859462
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP56343
RA 173.249091
DEC -31.85786
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.348
HIERARCH ESO ISS PBL12 END 68.347
HIERARCH ESO ISS PBLA12 START 271.8
HIERARCH ESO ISS PBLA12 END 271.9
HIERARCH ESO ISS PBL13 START 95.87
HIERARCH ESO ISS PBL13 END 95.861
HIERARCH ESO ISS PBLA13 START 251.4
HIERARCH ESO ISS PBLA13 END 251.4
HIERARCH ESO ISS PBL14 START 56.21
HIERARCH ESO ISS PBL14 END 56.216
HIERARCH ESO ISS PBLA14 START 332.888
HIERARCH ESO ISS PBLA14 END 332.955
HIERARCH ESO ISS PBL23 START 39.747
HIERARCH ESO ISS PBL23 END 39.741
HIERARCH ESO ISS PBLA23 START 214.5
HIERARCH ESO ISS PBLA23 END 214.6
HIERARCH ESO ISS PBL24 START 64.182
HIERARCH ESO ISS PBL24 END 64.172
HIERARCH ESO ISS PBLA24 START 41.702
HIERARCH ESO ISS PBLA24 END 41.772
HIERARCH ESO ISS PBL34 START 103.737
HIERARCH ESO ISS PBL34 END 103.722
HIERARCH ESO ISS PBLA34 START 38.961
HIERARCH ESO ISS PBLA34 END 39.03
HIERARCH ESO ISS AMBI TAU0 START 0.01955
HIERARCH ESO ISS AMBI TAU0 END 0.016369
HIERARCH ESO ISS AMBI TEMP 14.58
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.37