Exposure
ID
PIONI.2025-03-21T03:51:12.145_1
Header ID
PIONI.2025-03-21T03:51:12.145
Date updated
2025-03-21 04:00:39 UTC+0000
Release date
2026-03-21 04:00:39 UTC+0000
UTC Start
2025-03-21 03:51:12.144
UTC End
2025-03-21 03:51:37.744
MJD Start
60755.1605572267
MJD End
60755.160853523
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009251
Ambient temperature (°C)
16.34
Seeing (arcsec)
0.415
Observation
ID
65740
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
48913
Name
HIP72471
RA
222.276292
DEC
-56.6685
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 65.6600 65.7400 63.6000 63.7000
A0-J2 112.8670 112.9260 40.7000 40.9000
A0-K0 124.6860 124.7030 24.9070 25.0500
G1-J2 58.2250 58.2260 14.8000 14.9000
G1-K0 84.0790 84.0830 355.7250 355.8180
J2-K0 34.7030 34.7330 322.5350 322.5960
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 60755.1605572267
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP72471
RA 222.276292
DEC -56.6685
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 65.66
HIERARCH ESO ISS PBL12 END 65.74
HIERARCH ESO ISS PBLA12 START 63.6
HIERARCH ESO ISS PBLA12 END 63.7
HIERARCH ESO ISS PBL13 START 112.867
HIERARCH ESO ISS PBL13 END 112.926
HIERARCH ESO ISS PBLA13 START 40.7
HIERARCH ESO ISS PBLA13 END 40.9
HIERARCH ESO ISS PBL14 START 124.686
HIERARCH ESO ISS PBL14 END 124.703
HIERARCH ESO ISS PBLA14 START 24.907
HIERARCH ESO ISS PBLA14 END 25.05
HIERARCH ESO ISS PBL23 START 58.225
HIERARCH ESO ISS PBL23 END 58.226
HIERARCH ESO ISS PBLA23 START 14.8
HIERARCH ESO ISS PBLA23 END 14.9
HIERARCH ESO ISS PBL24 START 84.079
HIERARCH ESO ISS PBL24 END 84.083
HIERARCH ESO ISS PBLA24 START 355.725
HIERARCH ESO ISS PBLA24 END 355.818
HIERARCH ESO ISS PBL34 START 34.703
HIERARCH ESO ISS PBL34 END 34.733
HIERARCH ESO ISS PBLA34 START 322.535
HIERARCH ESO ISS PBLA34 END 322.596
HIERARCH ESO ISS AMBI TAU0 START 0.00909
HIERARCH ESO ISS AMBI TAU0 END 0.009412
HIERARCH ESO ISS AMBI TEMP 16.34
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.41