Exposure
ID
PIONI.2025-06-01T04:49:53.670_1
Header ID
PIONI.2025-06-01T04:49:53.670
Date updated
2025-06-01 04:56:40 UTC+0000
Release date
2026-06-01 04:56:39 UTC+0000
UTC Start
2025-06-01 04:49:53.670
UTC End
2025-06-01 04:50:19.270
MJD Start
60827.2013156284
MJD End
60827.2016119247
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006593
Ambient temperature (°C)
13.11
Seeing (arcsec)
0.37
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 37.0010 37.0500 134.8000 134.8000
A0-J2 81.8180 81.9800 46.7000 46.9000
A0-J6 169.5650 169.5630 351.8730 351.9580
B5-J2 88.6430 88.7000 22.1000 22.2000
B5-J6 200.3300 200.3430 345.4810 345.5460
J2-J6 139.5640 139.6880 323.2320 323.2440
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 60827.2013156284
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 37.001
HIERARCH ESO ISS PBL12 END 37.05
HIERARCH ESO ISS PBLA12 START 134.8
HIERARCH ESO ISS PBLA12 END 134.8
HIERARCH ESO ISS PBL13 START 81.818
HIERARCH ESO ISS PBL13 END 81.98
HIERARCH ESO ISS PBLA13 START 46.7
HIERARCH ESO ISS PBLA13 END 46.9
HIERARCH ESO ISS PBL14 START 169.565
HIERARCH ESO ISS PBL14 END 169.563
HIERARCH ESO ISS PBLA14 START 351.873
HIERARCH ESO ISS PBLA14 END 351.958
HIERARCH ESO ISS PBL23 START 88.643
HIERARCH ESO ISS PBL23 END 88.7
HIERARCH ESO ISS PBLA23 START 22.1
HIERARCH ESO ISS PBLA23 END 22.2
HIERARCH ESO ISS PBL24 START 200.33
HIERARCH ESO ISS PBL24 END 200.343
HIERARCH ESO ISS PBLA24 START 345.481
HIERARCH ESO ISS PBLA24 END 345.546
HIERARCH ESO ISS PBL34 START 139.564
HIERARCH ESO ISS PBL34 END 139.688
HIERARCH ESO ISS PBLA34 START 323.232
HIERARCH ESO ISS PBLA34 END 323.244
HIERARCH ESO ISS AMBI TAU0 START 0.006593
HIERARCH ESO ISS AMBI TAU0 END 0.006593
HIERARCH ESO ISS AMBI TEMP 13.11
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.37