Exposure
ID
PIONI.2025-06-01T05:23:09.304_1
Header ID
PIONI.2025-06-01T05:23:09.304
Date updated
2025-06-01 05:31:32 UTC+0000
Release date
2025-06-01 05:23:09 UTC+0000
UTC Start
2025-06-01 05:23:09.304
UTC End
2025-06-01 05:23:34.904
MJD Start
60827.2244132389
MJD End
60827.2247095352
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009293
Ambient temperature (°C)
13.35
Seeing (arcsec)
0.47
Observation
ID
67661
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
50314
Name
HD165611
RA
271.927523
DEC
-21.86047
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 48.5800 48.5830 147.1000 147.2000
A0-J2 126.8750 126.9340 88.4000 88.4000
A0-J6 168.4600 168.4770 20.7430 20.8150
B5-J2 109.8390 109.8870 66.1000 66.2000
B5-J6 201.1120 201.1200 9.5290 9.5970
J2-J6 167.9190 167.9230 336.4270 336.4800
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 60827.2244132389
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD165611
RA 271.927523
DEC -21.86047
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 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.58
HIERARCH ESO ISS PBL12 END 48.583
HIERARCH ESO ISS PBLA12 START 147.1
HIERARCH ESO ISS PBLA12 END 147.2
HIERARCH ESO ISS PBL13 START 126.875
HIERARCH ESO ISS PBL13 END 126.934
HIERARCH ESO ISS PBLA13 START 88.4
HIERARCH ESO ISS PBLA13 END 88.4
HIERARCH ESO ISS PBL14 START 168.46
HIERARCH ESO ISS PBL14 END 168.477
HIERARCH ESO ISS PBLA14 START 20.743
HIERARCH ESO ISS PBLA14 END 20.815
HIERARCH ESO ISS PBL23 START 109.839
HIERARCH ESO ISS PBL23 END 109.887
HIERARCH ESO ISS PBLA23 START 66.1
HIERARCH ESO ISS PBLA23 END 66.2
HIERARCH ESO ISS PBL24 START 201.112
HIERARCH ESO ISS PBL24 END 201.12
HIERARCH ESO ISS PBLA24 START 9.529
HIERARCH ESO ISS PBLA24 END 9.597
HIERARCH ESO ISS PBL34 START 167.919
HIERARCH ESO ISS PBL34 END 167.923
HIERARCH ESO ISS PBLA34 START 336.427
HIERARCH ESO ISS PBLA34 END 336.48
HIERARCH ESO ISS AMBI TAU0 START 0.008452
HIERARCH ESO ISS AMBI TAU0 END 0.010134
HIERARCH ESO ISS AMBI TEMP 13.35
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47