Exposure
ID
PIONI.2025-04-26T04:22:09.164_1
Header ID
PIONI.2025-04-26T04:22:09.164
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 04:22:09.164
UTC End
2025-04-26 04:22:34.764
MJD Start
60791.182050508
MJD End
60791.1823468043
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0119315
Ambient temperature (°C)
14.94
Seeing (arcsec)
0.295
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 84.5210 84.5960 107.5000 107.5000
A0-J2 118.8820 119.0020 82.5000 82.6000
A0-K0 119.0610 119.1580 59.0000 59.0880
G1-J2 55.2740 55.3030 42.4000 42.5000
G1-K0 89.3030 89.3110 13.8870 13.9680
J2-K0 48.5050 48.5080 340.9720 341.0210
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 60791.182050508
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 84.521
HIERARCH ESO ISS PBL12 END 84.596
HIERARCH ESO ISS PBLA12 START 107.5
HIERARCH ESO ISS PBLA12 END 107.5
HIERARCH ESO ISS PBL13 START 118.882
HIERARCH ESO ISS PBL13 END 119.002
HIERARCH ESO ISS PBLA13 START 82.5
HIERARCH ESO ISS PBLA13 END 82.6
HIERARCH ESO ISS PBL14 START 119.061
HIERARCH ESO ISS PBL14 END 119.158
HIERARCH ESO ISS PBLA14 START 59.0
HIERARCH ESO ISS PBLA14 END 59.088
HIERARCH ESO ISS PBL23 START 55.274
HIERARCH ESO ISS PBL23 END 55.303
HIERARCH ESO ISS PBLA23 START 42.4
HIERARCH ESO ISS PBLA23 END 42.5
HIERARCH ESO ISS PBL24 START 89.303
HIERARCH ESO ISS PBL24 END 89.311
HIERARCH ESO ISS PBLA24 START 13.887
HIERARCH ESO ISS PBLA24 END 13.968
HIERARCH ESO ISS PBL34 START 48.505
HIERARCH ESO ISS PBL34 END 48.508
HIERARCH ESO ISS PBLA34 START 340.972
HIERARCH ESO ISS PBLA34 END 341.021
HIERARCH ESO ISS AMBI TAU0 START 0.01062
HIERARCH ESO ISS AMBI TAU0 END 0.013243
HIERARCH ESO ISS AMBI TEMP 14.94
HIERARCH ESO ISS AMBI FWHM START 0.3
HIERARCH ESO ISS AMBI FWHM END 0.29