Exposure
ID
PIONI.2025-06-01T04:43:55.140_1
Header ID
PIONI.2025-06-01T04:43:55.140
Date updated
2025-06-01 04:50:58 UTC+0000
Release date
2025-06-01 04:43:55 UTC+0000
UTC Start
2025-06-01 04:43:55.140
UTC End
2025-06-01 04:44:20.740
MJD Start
60827.1971659702
MJD End
60827.1974622665
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007902
Ambient temperature (°C)
13.07
Seeing (arcsec)
0.28
Observation
ID
67678
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
50331
Name
HD198543
RA
313.020783
DEC
-33.88194
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 36.6350 36.6860 133.8000 133.8000
A0-J2 84.5890 84.7430 46.3000 46.5000
A0-J6 169.6800 169.6790 352.3300 352.4150
B5-J2 90.7030 90.7580 22.5000 22.7000
B5-J6 199.6530 199.6690 345.7710 345.8360
J2-J6 138.0860 138.2120 322.6340 322.6490
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 60827.1971659702
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD198543
RA 313.020783
DEC -33.88194
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 36.635
HIERARCH ESO ISS PBL12 END 36.686
HIERARCH ESO ISS PBLA12 START 133.8
HIERARCH ESO ISS PBLA12 END 133.8
HIERARCH ESO ISS PBL13 START 84.589
HIERARCH ESO ISS PBL13 END 84.743
HIERARCH ESO ISS PBLA13 START 46.3
HIERARCH ESO ISS PBLA13 END 46.5
HIERARCH ESO ISS PBL14 START 169.68
HIERARCH ESO ISS PBL14 END 169.679
HIERARCH ESO ISS PBLA14 START 352.33
HIERARCH ESO ISS PBLA14 END 352.415
HIERARCH ESO ISS PBL23 START 90.703
HIERARCH ESO ISS PBL23 END 90.758
HIERARCH ESO ISS PBLA23 START 22.5
HIERARCH ESO ISS PBLA23 END 22.7
HIERARCH ESO ISS PBL24 START 199.653
HIERARCH ESO ISS PBL24 END 199.669
HIERARCH ESO ISS PBLA24 START 345.771
HIERARCH ESO ISS PBLA24 END 345.836
HIERARCH ESO ISS PBL34 START 138.086
HIERARCH ESO ISS PBL34 END 138.212
HIERARCH ESO ISS PBLA34 START 322.634
HIERARCH ESO ISS PBLA34 END 322.649
HIERARCH ESO ISS AMBI TAU0 START 0.007902
HIERARCH ESO ISS AMBI TAU0 END 0.007902
HIERARCH ESO ISS AMBI TEMP 13.07
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.28