Exposure
ID
PIONI.2025-03-02T02:55:19.461_1
Header ID
PIONI.2025-03-02T02:55:19.461
Date updated
2025-03-02 03:00:53 UTC+0000
Release date
2026-03-02 03:00:53 UTC+0000
UTC Start
2025-03-02 02:55:19.461
UTC End
2025-03-02 02:55:45.061
MJD Start
60736.1217530249
MJD End
60736.122049321195
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005087
Ambient temperature (°C)
14.14
Seeing (arcsec)
0.69
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 89.6580 89.6830 112.6000 112.6000
A0-J2 128.3380 128.3710 89.2000 89.3000
A0-K0 127.5470 127.5690 67.3830 67.4580
G1-J2 58.1600 58.1650 51.5000 51.6000
G1-K0 90.4650 90.4630 22.7210 22.7890
J2-K0 48.4240 48.4260 347.3730 347.4320
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 60736.1217530249
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 89.658
HIERARCH ESO ISS PBL12 END 89.683
HIERARCH ESO ISS PBLA12 START 112.6
HIERARCH ESO ISS PBLA12 END 112.6
HIERARCH ESO ISS PBL13 START 128.338
HIERARCH ESO ISS PBL13 END 128.371
HIERARCH ESO ISS PBLA13 START 89.2
HIERARCH ESO ISS PBLA13 END 89.3
HIERARCH ESO ISS PBL14 START 127.547
HIERARCH ESO ISS PBL14 END 127.569
HIERARCH ESO ISS PBLA14 START 67.383
HIERARCH ESO ISS PBLA14 END 67.458
HIERARCH ESO ISS PBL23 START 58.16
HIERARCH ESO ISS PBL23 END 58.165
HIERARCH ESO ISS PBLA23 START 51.5
HIERARCH ESO ISS PBLA23 END 51.6
HIERARCH ESO ISS PBL24 START 90.465
HIERARCH ESO ISS PBL24 END 90.463
HIERARCH ESO ISS PBLA24 START 22.721
HIERARCH ESO ISS PBLA24 END 22.789
HIERARCH ESO ISS PBL34 START 48.424
HIERARCH ESO ISS PBL34 END 48.426
HIERARCH ESO ISS PBLA34 START 347.373
HIERARCH ESO ISS PBLA34 END 347.432
HIERARCH ESO ISS AMBI TAU0 START 0.005087
HIERARCH ESO ISS AMBI TAU0 END 0.005087
HIERARCH ESO ISS AMBI TEMP 14.14
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69