Exposure
ID
PIONI.2025-05-31T06:00:24.942_1
Header ID
PIONI.2025-05-31T06:00:24.942
Date updated
2025-05-31 06:23:23 UTC+0000
Release date
2025-05-31 06:00:24 UTC+0000
UTC Start
2025-05-31 06:00:24.942
UTC End
2025-05-31 06:00:50.542
MJD Start
60826.2502886816
MJD End
60826.2505849779
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.016481
Ambient temperature (°C)
14.93
Seeing (arcsec)
0.31
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 41.9530 41.9900 136.2000 136.3000
A0-J2 103.6980 103.8500 64.5000 64.6000
A0-J6 169.6460 169.6460 2.7710 2.8570
B5-J2 98.9310 99.0060 40.7000 40.9000
B5-J6 200.8280 200.8320 354.0520 354.1220
J2-J6 151.2150 151.3050 325.6230 325.6570
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 60826.2502886816
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 41.953
HIERARCH ESO ISS PBL12 END 41.99
HIERARCH ESO ISS PBLA12 START 136.2
HIERARCH ESO ISS PBLA12 END 136.3
HIERARCH ESO ISS PBL13 START 103.698
HIERARCH ESO ISS PBL13 END 103.85
HIERARCH ESO ISS PBLA13 START 64.5
HIERARCH ESO ISS PBLA13 END 64.6
HIERARCH ESO ISS PBL14 START 169.646
HIERARCH ESO ISS PBL14 END 169.646
HIERARCH ESO ISS PBLA14 START 2.771
HIERARCH ESO ISS PBLA14 END 2.857
HIERARCH ESO ISS PBL23 START 98.931
HIERARCH ESO ISS PBL23 END 99.006
HIERARCH ESO ISS PBLA23 START 40.7
HIERARCH ESO ISS PBLA23 END 40.9
HIERARCH ESO ISS PBL24 START 200.828
HIERARCH ESO ISS PBL24 END 200.832
HIERARCH ESO ISS PBLA24 START 354.052
HIERARCH ESO ISS PBLA24 END 354.122
HIERARCH ESO ISS PBL34 START 151.215
HIERARCH ESO ISS PBL34 END 151.305
HIERARCH ESO ISS PBLA34 START 325.623
HIERARCH ESO ISS PBLA34 END 325.657
HIERARCH ESO ISS AMBI TAU0 START 0.016481
HIERARCH ESO ISS AMBI TAU0 END 0.016481
HIERARCH ESO ISS AMBI TEMP 14.93
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.31