Exposure
ID
PIONI.2025-05-31T05:34:21.984_1
Header ID
PIONI.2025-05-31T05:34:21.984
Date updated
2025-05-31 05:47:41 UTC+0000
Release date
2025-05-31 05:34:21 UTC+0000
UTC Start
2025-05-31 05:34:21.984
UTC End
2025-05-31 05:35:00.384
MJD Start
60826.2321988912
MJD End
60826.23264333564
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.014667
Ambient temperature (°C)
15.2
Seeing (arcsec)
0.4
Observation
ID
67675
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
50328
Name
HD188068
RA
298.543841
DEC
-24.50871
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 46.0500 46.0820 140.6000 140.6000
A0-J2 108.1310 108.3540 76.2000 76.3000
A0-J6 167.0990 167.1110 7.4350 7.5530
B5-J2 97.5160 97.6550 51.0000 51.1000
B5-J6 201.4120 201.4100 357.8340 357.9310
J2-J6 162.8340 162.9020 329.2050 329.2490
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 60826.2321988912
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD188068
RA 298.543841
DEC -24.50871
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 46.05
HIERARCH ESO ISS PBL12 END 46.082
HIERARCH ESO ISS PBLA12 START 140.6
HIERARCH ESO ISS PBLA12 END 140.6
HIERARCH ESO ISS PBL13 START 108.131
HIERARCH ESO ISS PBL13 END 108.354
HIERARCH ESO ISS PBLA13 START 76.2
HIERARCH ESO ISS PBLA13 END 76.3
HIERARCH ESO ISS PBL14 START 167.099
HIERARCH ESO ISS PBL14 END 167.111
HIERARCH ESO ISS PBLA14 START 7.435
HIERARCH ESO ISS PBLA14 END 7.553
HIERARCH ESO ISS PBL23 START 97.516
HIERARCH ESO ISS PBL23 END 97.655
HIERARCH ESO ISS PBLA23 START 51.0
HIERARCH ESO ISS PBLA23 END 51.1
HIERARCH ESO ISS PBL24 START 201.412
HIERARCH ESO ISS PBL24 END 201.41
HIERARCH ESO ISS PBLA24 START 357.834
HIERARCH ESO ISS PBLA24 END 357.931
HIERARCH ESO ISS PBL34 START 162.834
HIERARCH ESO ISS PBL34 END 162.902
HIERARCH ESO ISS PBLA34 START 329.205
HIERARCH ESO ISS PBLA34 END 329.249
HIERARCH ESO ISS AMBI TAU0 START 0.014667
HIERARCH ESO ISS AMBI TAU0 END 0.014667
HIERARCH ESO ISS AMBI TEMP 15.2
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.4