Exposure
ID
PIONI.2025-06-01T02:09:51.714_1
Header ID
PIONI.2025-06-01T02:09:51.714
Date updated
2025-06-01 02:19:52 UTC+0000
Release date
2025-06-01 02:09:51 UTC+0000
UTC Start
2025-06-01 02:09:51.714
UTC End
2025-06-01 02:10:17.314
MJD Start
60827.0901818764
MJD End
60827.0904781727
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008485
Ambient temperature (°C)
14.56
Seeing (arcsec)
0.44
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 41.7330 41.7730 139.8000 139.8000
A0-J2 75.1880 75.4130 61.4000 61.6000
A0-J6 165.4750 165.4650 353.5800 353.6670
B5-J2 78.2710 78.3680 30.0000 30.1000
B5-J6 201.4950 201.4880 346.9650 347.0290
J2-J6 153.8040 153.8940 326.6640 326.6690
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 60827.0901818764
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 41.733
HIERARCH ESO ISS PBL12 END 41.773
HIERARCH ESO ISS PBLA12 START 139.8
HIERARCH ESO ISS PBLA12 END 139.8
HIERARCH ESO ISS PBL13 START 75.188
HIERARCH ESO ISS PBL13 END 75.413
HIERARCH ESO ISS PBLA13 START 61.4
HIERARCH ESO ISS PBLA13 END 61.6
HIERARCH ESO ISS PBL14 START 165.475
HIERARCH ESO ISS PBL14 END 165.465
HIERARCH ESO ISS PBLA14 START 353.58
HIERARCH ESO ISS PBLA14 END 353.667
HIERARCH ESO ISS PBL23 START 78.271
HIERARCH ESO ISS PBL23 END 78.368
HIERARCH ESO ISS PBLA23 START 30.0
HIERARCH ESO ISS PBLA23 END 30.1
HIERARCH ESO ISS PBL24 START 201.495
HIERARCH ESO ISS PBL24 END 201.488
HIERARCH ESO ISS PBLA24 START 346.965
HIERARCH ESO ISS PBLA24 END 347.029
HIERARCH ESO ISS PBL34 START 153.804
HIERARCH ESO ISS PBL34 END 153.894
HIERARCH ESO ISS PBLA34 START 326.664
HIERARCH ESO ISS PBLA34 END 326.669
HIERARCH ESO ISS AMBI TAU0 START 0.008485
HIERARCH ESO ISS AMBI TAU0 END 0.008485
HIERARCH ESO ISS AMBI TEMP 14.56
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.44