Exposure
ID
PIONI.2025-06-01T08:06:08.354_1
Header ID
PIONI.2025-06-01T08:06:08.354
Date updated
2025-06-01 08:20:01 UTC+0000
Release date
2026-06-01 08:20:01 UTC+0000
UTC Start
2025-06-01 08:06:08.354
UTC End
2025-06-01 08:06:33.954
MJD Start
60827.3375966931
MJD End
60827.337892989395
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0054415
Ambient temperature (°C)
13.04
Seeing (arcsec)
0.435
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 47.3980 47.4120 145.4000 145.5000
A0-J2 126.1020 126.1650 85.0000 85.1000
A0-J6 169.5900 169.5860 19.3400 19.4160
B5-J2 110.6470 110.6810 63.2000 63.2000
B5-J6 201.1790 201.1730 8.3630 8.4320
J2-J6 164.4560 164.4880 335.0180 335.0740
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 60827.3375966931
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 47.398
HIERARCH ESO ISS PBL12 END 47.412
HIERARCH ESO ISS PBLA12 START 145.4
HIERARCH ESO ISS PBLA12 END 145.5
HIERARCH ESO ISS PBL13 START 126.102
HIERARCH ESO ISS PBL13 END 126.165
HIERARCH ESO ISS PBLA13 START 85.0
HIERARCH ESO ISS PBLA13 END 85.1
HIERARCH ESO ISS PBL14 START 169.59
HIERARCH ESO ISS PBL14 END 169.586
HIERARCH ESO ISS PBLA14 START 19.34
HIERARCH ESO ISS PBLA14 END 19.416
HIERARCH ESO ISS PBL23 START 110.647
HIERARCH ESO ISS PBL23 END 110.681
HIERARCH ESO ISS PBLA23 START 63.2
HIERARCH ESO ISS PBLA23 END 63.2
HIERARCH ESO ISS PBL24 START 201.179
HIERARCH ESO ISS PBL24 END 201.173
HIERARCH ESO ISS PBLA24 START 8.363
HIERARCH ESO ISS PBLA24 END 8.432
HIERARCH ESO ISS PBL34 START 164.456
HIERARCH ESO ISS PBL34 END 164.488
HIERARCH ESO ISS PBLA34 START 335.018
HIERARCH ESO ISS PBLA34 END 335.074
HIERARCH ESO ISS AMBI TAU0 START 0.005323
HIERARCH ESO ISS AMBI TAU0 END 0.00556
HIERARCH ESO ISS AMBI TEMP 13.04
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.41