Exposure
ID
PIONI.2025-03-30T06:58:50.812_1
Header ID
PIONI.2025-03-30T06:58:50.812
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 06:58:50.812
UTC End
2025-03-30 06:59:16.412
MJD Start
60764.2908658776
MJD End
60764.2911621739
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005306
Ambient temperature (°C)
13.56
Seeing (arcsec)
0.875
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 67.7360 67.7590 271.5000 271.5000
K0-D0 92.2890 92.3540 252.3000 252.3000
K0-J3 53.7850 53.7610 327.9600 328.0020
G2-D0 36.0860 36.1120 214.0000 214.1000
G2-J3 58.7510 58.7970 41.8250 41.8760
D0-J3 94.6310 94.7030 38.8620 38.9160
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 60764.2908658776
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 67.736
HIERARCH ESO ISS PBL12 END 67.759
HIERARCH ESO ISS PBLA12 START 271.5
HIERARCH ESO ISS PBLA12 END 271.5
HIERARCH ESO ISS PBL13 START 92.289
HIERARCH ESO ISS PBL13 END 92.354
HIERARCH ESO ISS PBLA13 START 252.3
HIERARCH ESO ISS PBLA13 END 252.3
HIERARCH ESO ISS PBL14 START 53.785
HIERARCH ESO ISS PBL14 END 53.761
HIERARCH ESO ISS PBLA14 START 327.96
HIERARCH ESO ISS PBLA14 END 328.002
HIERARCH ESO ISS PBL23 START 36.086
HIERARCH ESO ISS PBL23 END 36.112
HIERARCH ESO ISS PBLA23 START 214.0
HIERARCH ESO ISS PBLA23 END 214.1
HIERARCH ESO ISS PBL24 START 58.751
HIERARCH ESO ISS PBL24 END 58.797
HIERARCH ESO ISS PBLA24 START 41.825
HIERARCH ESO ISS PBLA24 END 41.876
HIERARCH ESO ISS PBL34 START 94.631
HIERARCH ESO ISS PBL34 END 94.703
HIERARCH ESO ISS PBLA34 START 38.862
HIERARCH ESO ISS PBLA34 END 38.916
HIERARCH ESO ISS AMBI TAU0 START 0.005826
HIERARCH ESO ISS AMBI TAU0 END 0.004786
HIERARCH ESO ISS AMBI TEMP 13.56
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.9