Exposure
ID
PIONI.2025-06-01T02:08:36.211_1
Header ID
PIONI.2025-06-01T02:08:36.211
Date updated
2025-06-01 02:19:52 UTC+0000
Release date
2025-06-01 02:08:36 UTC+0000
UTC Start
2025-06-01 02:08:36.211
UTC End
2025-06-01 02:09:01.811
MJD Start
60827.089307996
MJD End
60827.0896042923
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008549999999999999
Ambient temperature (°C)
14.5
Seeing (arcsec)
0.48
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 41.6510 41.6910 139.8000 139.8000
A0-J2 74.7200 74.9450 61.1000 61.3000
A0-J6 165.4970 165.4870 353.3980 353.4860
B5-J2 78.0690 78.1650 29.6000 29.8000
B5-J6 201.5090 201.5020 346.8310 346.8950
J2-J6 153.6150 153.7060 326.6540 326.6590
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 60827.089307996
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 41.651
HIERARCH ESO ISS PBL12 END 41.691
HIERARCH ESO ISS PBLA12 START 139.8
HIERARCH ESO ISS PBLA12 END 139.8
HIERARCH ESO ISS PBL13 START 74.72
HIERARCH ESO ISS PBL13 END 74.945
HIERARCH ESO ISS PBLA13 START 61.1
HIERARCH ESO ISS PBLA13 END 61.3
HIERARCH ESO ISS PBL14 START 165.497
HIERARCH ESO ISS PBL14 END 165.487
HIERARCH ESO ISS PBLA14 START 353.398
HIERARCH ESO ISS PBLA14 END 353.486
HIERARCH ESO ISS PBL23 START 78.069
HIERARCH ESO ISS PBL23 END 78.165
HIERARCH ESO ISS PBLA23 START 29.6
HIERARCH ESO ISS PBLA23 END 29.8
HIERARCH ESO ISS PBL24 START 201.509
HIERARCH ESO ISS PBL24 END 201.502
HIERARCH ESO ISS PBLA24 START 346.831
HIERARCH ESO ISS PBLA24 END 346.895
HIERARCH ESO ISS PBL34 START 153.615
HIERARCH ESO ISS PBL34 END 153.706
HIERARCH ESO ISS PBLA34 START 326.654
HIERARCH ESO ISS PBLA34 END 326.659
HIERARCH ESO ISS AMBI TAU0 START 0.008615
HIERARCH ESO ISS AMBI TAU0 END 0.008485
HIERARCH ESO ISS AMBI TEMP 14.5
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.5