Exposure
ID
PIONI.2025-06-01T05:06:29.391_1
Header ID
PIONI.2025-06-01T05:06:29.391
Date updated
2025-06-01 05:17:37 UTC+0000
Release date
2026-06-01 05:17:37 UTC+0000
UTC Start
2025-06-01 05:06:29.391
UTC End
2025-06-01 05:06:54.991
MJD Start
60827.2128401701
MJD End
60827.213136466395
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008854
Ambient temperature (°C)
13.23
Seeing (arcsec)
0.345
Observation
ID
67677
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
50330
Name
HIP103738
RA
315.322046
DEC
-32.2578
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 38.3420 38.3890 135.0000 135.0000
A0-J2 86.3820 86.5500 51.6000 51.8000
A0-J6 169.5120 169.5100 354.2360 354.3220
B5-J2 90.3510 90.4180 26.7000 26.9000
B5-J6 200.6710 200.6820 347.2930 347.3600
J2-J6 142.8940 143.0100 323.6260 323.6430
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 60827.2128401701
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP103738
RA 315.322046
DEC -32.2578
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 38.342
HIERARCH ESO ISS PBL12 END 38.389
HIERARCH ESO ISS PBLA12 START 135.0
HIERARCH ESO ISS PBLA12 END 135.0
HIERARCH ESO ISS PBL13 START 86.382
HIERARCH ESO ISS PBL13 END 86.55
HIERARCH ESO ISS PBLA13 START 51.6
HIERARCH ESO ISS PBLA13 END 51.8
HIERARCH ESO ISS PBL14 START 169.512
HIERARCH ESO ISS PBL14 END 169.51
HIERARCH ESO ISS PBLA14 START 354.236
HIERARCH ESO ISS PBLA14 END 354.322
HIERARCH ESO ISS PBL23 START 90.351
HIERARCH ESO ISS PBL23 END 90.418
HIERARCH ESO ISS PBLA23 START 26.7
HIERARCH ESO ISS PBLA23 END 26.9
HIERARCH ESO ISS PBL24 START 200.671
HIERARCH ESO ISS PBL24 END 200.682
HIERARCH ESO ISS PBLA24 START 347.293
HIERARCH ESO ISS PBLA24 END 347.36
HIERARCH ESO ISS PBL34 START 142.894
HIERARCH ESO ISS PBL34 END 143.01
HIERARCH ESO ISS PBLA34 START 323.626
HIERARCH ESO ISS PBLA34 END 323.643
HIERARCH ESO ISS AMBI TAU0 START 0.00858
HIERARCH ESO ISS AMBI TAU0 END 0.009128
HIERARCH ESO ISS AMBI TEMP 13.23
HIERARCH ESO ISS AMBI FWHM START 0.33
HIERARCH ESO ISS AMBI FWHM END 0.36