Exposure
ID
PIONI.2025-05-31T03:04:21.276_1
Header ID
PIONI.2025-05-31T03:04:21.276
Date updated
2025-05-31 03:11:13 UTC+0000
Release date
2025-05-31 03:04:21 UTC+0000
UTC Start
2025-05-31 03:04:21.276
UTC End
2025-05-31 03:04:46.876
MJD Start
60826.1280240305
MJD End
60826.128320326796
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008616
Ambient temperature (°C)
15.16
Seeing (arcsec)
0.28
Observation
ID
67663
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
50316
Name
HD167549
RA
274.18041
DEC
-24.00981
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 43.6140 43.6480 139.1000 139.1000
A0-J2 91.6380 91.8400 68.0000 68.2000
A0-J6 166.4460 166.4460 359.7140 359.8030
B5-J2 87.7680 87.8760 40.0000 40.2000
B5-J6 201.5610 201.5570 351.6180 351.6870
J2-J6 157.6040 157.6800 327.0120 327.0310
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 60826.1280240305
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD167549
RA 274.18041
DEC -24.00981
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 43.614
HIERARCH ESO ISS PBL12 END 43.648
HIERARCH ESO ISS PBLA12 START 139.1
HIERARCH ESO ISS PBLA12 END 139.1
HIERARCH ESO ISS PBL13 START 91.638
HIERARCH ESO ISS PBL13 END 91.84
HIERARCH ESO ISS PBLA13 START 68.0
HIERARCH ESO ISS PBLA13 END 68.2
HIERARCH ESO ISS PBL14 START 166.446
HIERARCH ESO ISS PBL14 END 166.446
HIERARCH ESO ISS PBLA14 START 359.714
HIERARCH ESO ISS PBLA14 END 359.803
HIERARCH ESO ISS PBL23 START 87.768
HIERARCH ESO ISS PBL23 END 87.876
HIERARCH ESO ISS PBLA23 START 40.0
HIERARCH ESO ISS PBLA23 END 40.2
HIERARCH ESO ISS PBL24 START 201.561
HIERARCH ESO ISS PBL24 END 201.557
HIERARCH ESO ISS PBLA24 START 351.618
HIERARCH ESO ISS PBLA24 END 351.687
HIERARCH ESO ISS PBL34 START 157.604
HIERARCH ESO ISS PBL34 END 157.68
HIERARCH ESO ISS PBLA34 START 327.012
HIERARCH ESO ISS PBLA34 END 327.031
HIERARCH ESO ISS AMBI TAU0 START 0.008616
HIERARCH ESO ISS AMBI TAU0 END 0.008616
HIERARCH ESO ISS AMBI TEMP 15.16
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.28