Exposure
ID
PIONI.2025-04-26T04:23:24.648_1
Header ID
PIONI.2025-04-26T04:23:24.648
Date updated
2025-04-26 04:30:55 UTC+0000
Release date
2026-04-26 04:30:55 UTC+0000
UTC Start
2025-04-26 04:23:24.649
UTC End
2025-04-26 04:23:50.249
MJD Start
60791.1829241742
MJD End
60791.1832204705
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009696
Ambient temperature (°C)
14.95
Seeing (arcsec)
0.27
Observation
ID
66994
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
49808
Name
HIP76532
RA
234.448773
DEC
-23.14216
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 84.6760 84.7490 107.6000 107.6000
A0-J2 119.1330 119.2520 82.7000 82.7000
A0-K0 119.2620 119.3580 59.1820 59.2690
G1-J2 55.3350 55.3650 42.6000 42.7000
G1-K0 89.3200 89.3290 14.0560 14.1370
J2-K0 48.5110 48.5140 341.0750 341.1240
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 60791.1829241742
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP76532
RA 234.448773
DEC -23.14216
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 84.676
HIERARCH ESO ISS PBL12 END 84.749
HIERARCH ESO ISS PBLA12 START 107.6
HIERARCH ESO ISS PBLA12 END 107.6
HIERARCH ESO ISS PBL13 START 119.133
HIERARCH ESO ISS PBL13 END 119.252
HIERARCH ESO ISS PBLA13 START 82.7
HIERARCH ESO ISS PBLA13 END 82.7
HIERARCH ESO ISS PBL14 START 119.262
HIERARCH ESO ISS PBL14 END 119.358
HIERARCH ESO ISS PBLA14 START 59.182
HIERARCH ESO ISS PBLA14 END 59.269
HIERARCH ESO ISS PBL23 START 55.335
HIERARCH ESO ISS PBL23 END 55.365
HIERARCH ESO ISS PBLA23 START 42.6
HIERARCH ESO ISS PBLA23 END 42.7
HIERARCH ESO ISS PBL24 START 89.32
HIERARCH ESO ISS PBL24 END 89.329
HIERARCH ESO ISS PBLA24 START 14.056
HIERARCH ESO ISS PBLA24 END 14.137
HIERARCH ESO ISS PBL34 START 48.511
HIERARCH ESO ISS PBL34 END 48.514
HIERARCH ESO ISS PBLA34 START 341.075
HIERARCH ESO ISS PBLA34 END 341.124
HIERARCH ESO ISS AMBI TAU0 START 0.009696
HIERARCH ESO ISS AMBI TAU0 END 0.009696
HIERARCH ESO ISS AMBI TEMP 14.95
HIERARCH ESO ISS AMBI FWHM START 0.27
HIERARCH ESO ISS AMBI FWHM END 0.27