Exposure
ID
PIONI.2025-05-31T03:03:06.079_1
Header ID
PIONI.2025-05-31T03:03:06.079
Date updated
2025-05-31 03:11:13 UTC+0000
Release date
2025-05-31 03:03:06 UTC+0000
UTC Start
2025-05-31 03:03:06.079
UTC End
2025-05-31 03:03:31.679
MJD Start
60826.1271536918
MJD End
60826.1274499881
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008652
Ambient temperature (°C)
15.15
Seeing (arcsec)
0.31
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 43.5440 43.5780 139.1000 139.1000
A0-J2 91.2150 91.4180 67.8000 67.9000
A0-J6 166.4470 166.4470 359.5300 359.6190
B5-J2 87.5450 87.6520 39.7000 39.9000
B5-J6 201.5690 201.5650 351.4740 351.5430
J2-J6 157.4460 157.5220 326.9740 326.9920
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 60826.1271536918
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 43.544
HIERARCH ESO ISS PBL12 END 43.578
HIERARCH ESO ISS PBLA12 START 139.1
HIERARCH ESO ISS PBLA12 END 139.1
HIERARCH ESO ISS PBL13 START 91.215
HIERARCH ESO ISS PBL13 END 91.418
HIERARCH ESO ISS PBLA13 START 67.8
HIERARCH ESO ISS PBLA13 END 67.9
HIERARCH ESO ISS PBL14 START 166.447
HIERARCH ESO ISS PBL14 END 166.447
HIERARCH ESO ISS PBLA14 START 359.53
HIERARCH ESO ISS PBLA14 END 359.619
HIERARCH ESO ISS PBL23 START 87.545
HIERARCH ESO ISS PBL23 END 87.652
HIERARCH ESO ISS PBLA23 START 39.7
HIERARCH ESO ISS PBLA23 END 39.9
HIERARCH ESO ISS PBL24 START 201.569
HIERARCH ESO ISS PBL24 END 201.565
HIERARCH ESO ISS PBLA24 START 351.474
HIERARCH ESO ISS PBLA24 END 351.543
HIERARCH ESO ISS PBL34 START 157.446
HIERARCH ESO ISS PBL34 END 157.522
HIERARCH ESO ISS PBLA34 START 326.974
HIERARCH ESO ISS PBLA34 END 326.992
HIERARCH ESO ISS AMBI TAU0 START 0.008652
HIERARCH ESO ISS AMBI TAU0 END 0.008652
HIERARCH ESO ISS AMBI TEMP 15.15
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.31