Exposure
ID
PIONI.2025-06-01T09:22:15.163_1
Header ID
PIONI.2025-06-01T09:22:15.163
Date updated
2025-06-01 09:31:59 UTC+0000
Release date
2026-06-01 09:31:59 UTC+0000
UTC Start
2025-06-01 09:22:15.163
UTC End
2025-06-01 09:22:40.763
MJD Start
60827.3904532786
MJD End
60827.39074957489
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0077824999999999995
Ambient temperature (°C)
12.75
Seeing (arcsec)
0.36
Observation
ID
67695
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
50347
Name
HIP112203
RA
340.874232
DEC
-41.41487
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 44.6360 44.6600 141.1000 141.2000
A0-J2 123.9310 124.0010 78.6000 78.7000
A0-J6 167.5590 167.5440 16.2180 16.3000
B5-J2 110.6480 110.6770 57.6000 57.7000
B5-J6 196.5300 196.5220 5.4820 5.5550
J2-J6 155.5150 155.5750 331.2990 331.3580
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 60827.3904532786
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP112203
RA 340.874232
DEC -41.41487
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 44.636
HIERARCH ESO ISS PBL12 END 44.66
HIERARCH ESO ISS PBLA12 START 141.1
HIERARCH ESO ISS PBLA12 END 141.2
HIERARCH ESO ISS PBL13 START 123.931
HIERARCH ESO ISS PBL13 END 124.001
HIERARCH ESO ISS PBLA13 START 78.6
HIERARCH ESO ISS PBLA13 END 78.7
HIERARCH ESO ISS PBL14 START 167.559
HIERARCH ESO ISS PBL14 END 167.544
HIERARCH ESO ISS PBLA14 START 16.218
HIERARCH ESO ISS PBLA14 END 16.3
HIERARCH ESO ISS PBL23 START 110.648
HIERARCH ESO ISS PBL23 END 110.677
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 196.53
HIERARCH ESO ISS PBL24 END 196.522
HIERARCH ESO ISS PBLA24 START 5.482
HIERARCH ESO ISS PBLA24 END 5.555
HIERARCH ESO ISS PBL34 START 155.515
HIERARCH ESO ISS PBL34 END 155.575
HIERARCH ESO ISS PBLA34 START 331.299
HIERARCH ESO ISS PBLA34 END 331.358
HIERARCH ESO ISS AMBI TAU0 START 0.007763
HIERARCH ESO ISS AMBI TAU0 END 0.007802
HIERARCH ESO ISS AMBI TEMP 12.75
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.36