Exposure
ID
PIONI.2025-05-31T04:13:44.202_1
Header ID
PIONI.2025-05-31T04:13:44.202
Date updated
2025-05-31 04:21:19 UTC+0000
Release date
2025-05-31 04:13:44 UTC+0000
UTC Start
2025-05-31 04:13:44.202
UTC End
2025-05-31 04:14:22.602
MJD Start
60826.1762060444
MJD End
60826.176650488844
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.011686
Ambient temperature (°C)
15.13
Seeing (arcsec)
0.35
Observation
ID
67671
Category
calibrator
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
50324
Name
HD159445
RA
263.65994
DEC
4.09918
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 47.4930 47.4710 143.6000 143.6000
A0-J2 120.9910 121.1520 94.3000 94.3000
A0-J6 139.6150 139.7260 18.8900 19.0090
B5-J2 96.9820 97.1720 72.5000 72.5000
B5-J6 171.1790 171.2170 5.7090 5.8210
J2-J6 160.0300 159.9440 331.8710 331.9140
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60826.1762060444
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD159445
RA 263.65994
DEC 4.09918
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
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 47.493
HIERARCH ESO ISS PBL12 END 47.471
HIERARCH ESO ISS PBLA12 START 143.6
HIERARCH ESO ISS PBLA12 END 143.6
HIERARCH ESO ISS PBL13 START 120.991
HIERARCH ESO ISS PBL13 END 121.152
HIERARCH ESO ISS PBLA13 START 94.3
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 139.615
HIERARCH ESO ISS PBL14 END 139.726
HIERARCH ESO ISS PBLA14 START 18.89
HIERARCH ESO ISS PBLA14 END 19.009
HIERARCH ESO ISS PBL23 START 96.982
HIERARCH ESO ISS PBL23 END 97.172
HIERARCH ESO ISS PBLA23 START 72.5
HIERARCH ESO ISS PBLA23 END 72.5
HIERARCH ESO ISS PBL24 START 171.179
HIERARCH ESO ISS PBL24 END 171.217
HIERARCH ESO ISS PBLA24 START 5.709
HIERARCH ESO ISS PBLA24 END 5.821
HIERARCH ESO ISS PBL34 START 160.03
HIERARCH ESO ISS PBL34 END 159.944
HIERARCH ESO ISS PBLA34 START 331.871
HIERARCH ESO ISS PBLA34 END 331.914
HIERARCH ESO ISS AMBI TAU0 START 0.011686
HIERARCH ESO ISS AMBI TAU0 END 0.011686
HIERARCH ESO ISS AMBI TEMP 15.13
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.35