Exposure
ID
PIONI.2025-05-31T06:01:02.589_1
Header ID
PIONI.2025-05-31T06:01:02.589
Date updated
2025-05-31 06:23:23 UTC+0000
Release date
2025-05-31 06:01:02 UTC+0000
UTC Start
2025-05-31 06:01:02.589
UTC End
2025-05-31 06:01:28.189
MJD Start
60826.2507244078
MJD End
60826.2510207041
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.016789
Ambient temperature (°C)
14.93
Seeing (arcsec)
0.32999999999999996
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 41.9920 42.0300 136.3000 136.3000
A0-J2 103.8580 104.0100 64.6000 64.7000
A0-J6 169.6460 169.6470 2.8620 2.9480
B5-J2 99.0100 99.0840 40.9000 41.0000
B5-J6 200.8330 200.8370 354.1260 354.1970
J2-J6 151.3100 151.3990 325.6590 325.6930
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 60826.2507244078
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 41.992
HIERARCH ESO ISS PBL12 END 42.03
HIERARCH ESO ISS PBLA12 START 136.3
HIERARCH ESO ISS PBLA12 END 136.3
HIERARCH ESO ISS PBL13 START 103.858
HIERARCH ESO ISS PBL13 END 104.01
HIERARCH ESO ISS PBLA13 START 64.6
HIERARCH ESO ISS PBLA13 END 64.7
HIERARCH ESO ISS PBL14 START 169.646
HIERARCH ESO ISS PBL14 END 169.647
HIERARCH ESO ISS PBLA14 START 2.862
HIERARCH ESO ISS PBLA14 END 2.948
HIERARCH ESO ISS PBL23 START 99.01
HIERARCH ESO ISS PBL23 END 99.084
HIERARCH ESO ISS PBLA23 START 40.9
HIERARCH ESO ISS PBLA23 END 41.0
HIERARCH ESO ISS PBL24 START 200.833
HIERARCH ESO ISS PBL24 END 200.837
HIERARCH ESO ISS PBLA24 START 354.126
HIERARCH ESO ISS PBLA24 END 354.197
HIERARCH ESO ISS PBL34 START 151.31
HIERARCH ESO ISS PBL34 END 151.399
HIERARCH ESO ISS PBLA34 START 325.659
HIERARCH ESO ISS PBLA34 END 325.693
HIERARCH ESO ISS AMBI TAU0 START 0.016481
HIERARCH ESO ISS AMBI TAU0 END 0.017097
HIERARCH ESO ISS AMBI TEMP 14.93
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.35