Exposure
ID
PIONI.2025-07-22T10:03:51.552_1
Header ID
PIONI.2025-07-22T10:03:51.552
Date updated
2025-07-22 10:10:38 UTC+0000
Release date
2026-07-22 10:10:37 UTC+0000
UTC Start
2025-07-22 10:03:51.552
UTC End
2025-07-22 10:04:17.152
MJD Start
60878.4193466716
MJD End
60878.4196429679
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004248
Ambient temperature (°C)
13.86
Seeing (arcsec)
0.37
Observation
ID
68919
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
51282
Name
HIP115919
RA
352.287958
DEC
12.76071
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 67.8490 67.7050 110.1000 110.1000
A0-J2 112.6580 112.4960 85.6000 85.6000
A0-K0 123.7290 123.6520 68.0310 67.9830
G1-J2 58.1280 58.1210 56.8000 56.7000
G1-K0 86.3030 86.3440 36.2420 36.2450
J2-K0 37.8130 37.8180 3.6490 3.7340
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 60878.4193466716
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP115919
RA 352.287958
DEC 12.76071
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 67.849
HIERARCH ESO ISS PBL12 END 67.705
HIERARCH ESO ISS PBLA12 START 110.1
HIERARCH ESO ISS PBLA12 END 110.1
HIERARCH ESO ISS PBL13 START 112.658
HIERARCH ESO ISS PBL13 END 112.496
HIERARCH ESO ISS PBLA13 START 85.6
HIERARCH ESO ISS PBLA13 END 85.6
HIERARCH ESO ISS PBL14 START 123.729
HIERARCH ESO ISS PBL14 END 123.652
HIERARCH ESO ISS PBLA14 START 68.031
HIERARCH ESO ISS PBLA14 END 67.983
HIERARCH ESO ISS PBL23 START 58.128
HIERARCH ESO ISS PBL23 END 58.121
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.7
HIERARCH ESO ISS PBL24 START 86.303
HIERARCH ESO ISS PBL24 END 86.344
HIERARCH ESO ISS PBLA24 START 36.242
HIERARCH ESO ISS PBLA24 END 36.245
HIERARCH ESO ISS PBL34 START 37.813
HIERARCH ESO ISS PBL34 END 37.818
HIERARCH ESO ISS PBLA34 START 3.649
HIERARCH ESO ISS PBLA34 END 3.734
HIERARCH ESO ISS AMBI TAU0 START 0.004248
HIERARCH ESO ISS AMBI TAU0 END 0.004248
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.37