Exposure
ID
PIONI.2025-03-25T09:08:25.958_1
Header ID
PIONI.2025-03-25T09:08:25.958
Date updated
2025-03-25 09:15:38 UTC+0000
Release date
2025-03-25 09:08:25 UTC+0000
UTC Start
2025-03-25 09:08:25.958
UTC End
2025-03-25 09:08:51.558
MJD Start
60759.3808559915
MJD End
60759.381152287795
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002558
Ambient temperature (°C)
13.79
Seeing (arcsec)
1.17
Observation
ID
65888
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
49043
Name
HD139663
RA
235.069092
DEC
-23.81817
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 88.6070 88.5690 122.5000 122.6000
A0-J2 125.8850 125.8160 98.8000 98.9000
A0-K0 125.0190 124.9550 76.4700 76.5240
G1-J2 57.2220 57.2000 60.3000 60.3000
G1-K0 90.0430 90.0320 31.3490 31.3980
J2-K0 48.6140 48.6140 356.6380 356.7040
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 60759.3808559915
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD139663
RA 235.069092
DEC -23.81817
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 88.607
HIERARCH ESO ISS PBL12 END 88.569
HIERARCH ESO ISS PBLA12 START 122.5
HIERARCH ESO ISS PBLA12 END 122.6
HIERARCH ESO ISS PBL13 START 125.885
HIERARCH ESO ISS PBL13 END 125.816
HIERARCH ESO ISS PBLA13 START 98.8
HIERARCH ESO ISS PBLA13 END 98.9
HIERARCH ESO ISS PBL14 START 125.019
HIERARCH ESO ISS PBL14 END 124.955
HIERARCH ESO ISS PBLA14 START 76.47
HIERARCH ESO ISS PBLA14 END 76.524
HIERARCH ESO ISS PBL23 START 57.222
HIERARCH ESO ISS PBL23 END 57.2
HIERARCH ESO ISS PBLA23 START 60.3
HIERARCH ESO ISS PBLA23 END 60.3
HIERARCH ESO ISS PBL24 START 90.043
HIERARCH ESO ISS PBL24 END 90.032
HIERARCH ESO ISS PBLA24 START 31.349
HIERARCH ESO ISS PBLA24 END 31.398
HIERARCH ESO ISS PBL34 START 48.614
HIERARCH ESO ISS PBL34 END 48.614
HIERARCH ESO ISS PBLA34 START 356.638
HIERARCH ESO ISS PBLA34 END 356.704
HIERARCH ESO ISS AMBI TAU0 START 0.002558
HIERARCH ESO ISS AMBI TAU0 END 0.002558
HIERARCH ESO ISS AMBI TEMP 13.79
HIERARCH ESO ISS AMBI FWHM START 1.17
HIERARCH ESO ISS AMBI FWHM END 1.17