Exposure
ID
PIONI.2025-03-30T06:58:13.390_1
Header ID
PIONI.2025-03-30T06:58:13.390
Date updated
2025-03-30 07:05:50 UTC+0000
Release date
2026-03-30 07:05:50 UTC+0000
UTC Start
2025-03-30 06:58:13.389
UTC End
2025-03-30 06:58:38.989
MJD Start
60764.2904327479
MJD End
60764.290729044194
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0056075
Ambient temperature (°C)
13.63
Seeing (arcsec)
0.825
Observation
ID
65968
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
49106
Name
HIP75119
RA
230.258081
DEC
0.71475
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.7100 67.7340 271.5000 271.5000
K0-D0 92.2190 92.2850 252.3000 252.3000
K0-J3 53.8110 53.7860 327.9180 327.9580
G2-D0 36.0600 36.0850 214.0000 214.0000
G2-J3 58.7020 58.7490 41.7730 41.8220
D0-J3 94.5550 94.6270 38.8060 38.8590
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 60764.2904327479
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP75119
RA 230.258081
DEC 0.71475
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 67.71
HIERARCH ESO ISS PBL12 END 67.734
HIERARCH ESO ISS PBLA12 START 271.5
HIERARCH ESO ISS PBLA12 END 271.5
HIERARCH ESO ISS PBL13 START 92.219
HIERARCH ESO ISS PBL13 END 92.285
HIERARCH ESO ISS PBLA13 START 252.3
HIERARCH ESO ISS PBLA13 END 252.3
HIERARCH ESO ISS PBL14 START 53.811
HIERARCH ESO ISS PBL14 END 53.786
HIERARCH ESO ISS PBLA14 START 327.918
HIERARCH ESO ISS PBLA14 END 327.958
HIERARCH ESO ISS PBL23 START 36.06
HIERARCH ESO ISS PBL23 END 36.085
HIERARCH ESO ISS PBLA23 START 214.0
HIERARCH ESO ISS PBLA23 END 214.0
HIERARCH ESO ISS PBL24 START 58.702
HIERARCH ESO ISS PBL24 END 58.749
HIERARCH ESO ISS PBLA24 START 41.773
HIERARCH ESO ISS PBLA24 END 41.822
HIERARCH ESO ISS PBL34 START 94.555
HIERARCH ESO ISS PBL34 END 94.627
HIERARCH ESO ISS PBLA34 START 38.806
HIERARCH ESO ISS PBLA34 END 38.859
HIERARCH ESO ISS AMBI TAU0 START 0.005389
HIERARCH ESO ISS AMBI TAU0 END 0.005826
HIERARCH ESO ISS AMBI TEMP 13.63
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.85