Exposure
ID
PIONI.2025-03-02T02:40:36.523_1
Header ID
PIONI.2025-03-02T02:40:36.523
Date updated
2025-03-02 02:45:44 UTC+0000
Release date
2026-03-02 02:45:44 UTC+0000
UTC Start
2025-03-02 02:40:36.523
UTC End
2025-03-02 02:41:02.123
MJD Start
60736.1115338332
MJD End
60736.1118301295
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004332
Ambient temperature (°C)
14.01
Seeing (arcsec)
0.8200000000000001
Observation
ID
64913
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
48342
Name
HIP46026
RA
140.798961
DEC
-28.83373
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 88.8880 88.9240 111.0000 111.0000
A0-J2 127.2780 127.3290 87.4000 87.5000
A0-K0 126.8340 126.8690 65.4550 65.5350
G1-J2 57.9820 57.9910 49.6000 49.7000
G1-K0 90.4840 90.4840 20.9630 21.0360
J2-K0 48.3590 48.3620 345.9100 345.9690
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 60736.1115338332
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP46026
RA 140.798961
DEC -28.83373
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 88.888
HIERARCH ESO ISS PBL12 END 88.924
HIERARCH ESO ISS PBLA12 START 111.0
HIERARCH ESO ISS PBLA12 END 111.0
HIERARCH ESO ISS PBL13 START 127.278
HIERARCH ESO ISS PBL13 END 127.329
HIERARCH ESO ISS PBLA13 START 87.4
HIERARCH ESO ISS PBLA13 END 87.5
HIERARCH ESO ISS PBL14 START 126.834
HIERARCH ESO ISS PBL14 END 126.869
HIERARCH ESO ISS PBLA14 START 65.455
HIERARCH ESO ISS PBLA14 END 65.535
HIERARCH ESO ISS PBL23 START 57.982
HIERARCH ESO ISS PBL23 END 57.991
HIERARCH ESO ISS PBLA23 START 49.6
HIERARCH ESO ISS PBLA23 END 49.7
HIERARCH ESO ISS PBL24 START 90.484
HIERARCH ESO ISS PBL24 END 90.484
HIERARCH ESO ISS PBLA24 START 20.963
HIERARCH ESO ISS PBLA24 END 21.036
HIERARCH ESO ISS PBL34 START 48.359
HIERARCH ESO ISS PBL34 END 48.362
HIERARCH ESO ISS PBLA34 START 345.91
HIERARCH ESO ISS PBLA34 END 345.969
HIERARCH ESO ISS AMBI TAU0 START 0.004398
HIERARCH ESO ISS AMBI TAU0 END 0.004266
HIERARCH ESO ISS AMBI TEMP 14.01
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.83