Exposure
ID
PIONI.2025-01-02T06:24:25.246_1
Header ID
PIONI.2025-01-02T06:24:25.246
Date updated
2025-01-02 06:30:57 UTC+0000
Release date
2026-01-02 06:30:57 UTC+0000
UTC Start
2025-01-02 06:24:25.246
UTC End
2025-01-02 06:24:50.846
MJD Start
60677.2669588686
MJD End
60677.267255164894
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0109505
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.45499999999999996
Observation
ID
63068
Category
science
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
46983
Name
HIP55249
RA
169.728236
DEC
1.65009
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.6390 48.6410 143.2000 143.2000
A0-J2 97.7420 97.9630 94.7000 94.7000
A0-J6 136.5870 136.6110 5.2440 5.3500
B5-J2 74.9470 75.1460 65.6000 65.7000
B5-J6 175.7430 175.7190 354.5600 354.6410
J2-J6 167.1920 167.1710 329.4770 329.4850
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60677.2669588686
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP55249
RA 169.728236
DEC 1.65009
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.639
HIERARCH ESO ISS PBL12 END 48.641
HIERARCH ESO ISS PBLA12 START 143.2
HIERARCH ESO ISS PBLA12 END 143.2
HIERARCH ESO ISS PBL13 START 97.742
HIERARCH ESO ISS PBL13 END 97.963
HIERARCH ESO ISS PBLA13 START 94.7
HIERARCH ESO ISS PBLA13 END 94.7
HIERARCH ESO ISS PBL14 START 136.587
HIERARCH ESO ISS PBL14 END 136.611
HIERARCH ESO ISS PBLA14 START 5.244
HIERARCH ESO ISS PBLA14 END 5.35
HIERARCH ESO ISS PBL23 START 74.947
HIERARCH ESO ISS PBL23 END 75.146
HIERARCH ESO ISS PBLA23 START 65.6
HIERARCH ESO ISS PBLA23 END 65.7
HIERARCH ESO ISS PBL24 START 175.743
HIERARCH ESO ISS PBL24 END 175.719
HIERARCH ESO ISS PBLA24 START 354.56
HIERARCH ESO ISS PBLA24 END 354.641
HIERARCH ESO ISS PBL34 START 167.192
HIERARCH ESO ISS PBL34 END 167.171
HIERARCH ESO ISS PBLA34 START 329.477
HIERARCH ESO ISS PBLA34 END 329.485
HIERARCH ESO ISS AMBI TAU0 START 0.011273
HIERARCH ESO ISS AMBI TAU0 END 0.010628
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.48