Exposure
ID
PIONI.2025-06-01T04:42:39.576_1
Header ID
PIONI.2025-06-01T04:42:39.576
Date updated
2025-06-01 04:50:58 UTC+0000
Release date
2025-06-01 04:42:39 UTC+0000
UTC Start
2025-06-01 04:42:39.576
UTC End
2025-06-01 04:43:05.176
MJD Start
60827.1962913889
MJD End
60827.1965876852
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007449
Ambient temperature (°C)
13.04
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 36.5290 36.5790 133.8000 133.8000
A0-J2 84.2640 84.4180 45.9000 46.1000
A0-J6 169.6810 169.6810 352.1500 352.2350
B5-J2 90.5880 90.6420 22.2000 22.3000
B5-J6 199.6180 199.6350 345.6330 345.6980
J2-J6 137.8180 137.9450 322.6030 322.6180
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 60827.1962913889
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 36.529
HIERARCH ESO ISS PBL12 END 36.579
HIERARCH ESO ISS PBLA12 START 133.8
HIERARCH ESO ISS PBLA12 END 133.8
HIERARCH ESO ISS PBL13 START 84.264
HIERARCH ESO ISS PBL13 END 84.418
HIERARCH ESO ISS PBLA13 START 45.9
HIERARCH ESO ISS PBLA13 END 46.1
HIERARCH ESO ISS PBL14 START 169.681
HIERARCH ESO ISS PBL14 END 169.681
HIERARCH ESO ISS PBLA14 START 352.15
HIERARCH ESO ISS PBLA14 END 352.235
HIERARCH ESO ISS PBL23 START 90.588
HIERARCH ESO ISS PBL23 END 90.642
HIERARCH ESO ISS PBLA23 START 22.2
HIERARCH ESO ISS PBLA23 END 22.3
HIERARCH ESO ISS PBL24 START 199.618
HIERARCH ESO ISS PBL24 END 199.635
HIERARCH ESO ISS PBLA24 START 345.633
HIERARCH ESO ISS PBLA24 END 345.698
HIERARCH ESO ISS PBL34 START 137.818
HIERARCH ESO ISS PBL34 END 137.945
HIERARCH ESO ISS PBLA34 START 322.603
HIERARCH ESO ISS PBLA34 END 322.618
HIERARCH ESO ISS AMBI TAU0 START 0.007449
HIERARCH ESO ISS AMBI TAU0 END 0.007449
HIERARCH ESO ISS AMBI TEMP 13.04
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.31