Exposure
ID
PIONI.2025-06-01T05:37:07.514_1
Header ID
PIONI.2025-06-01T05:37:07.514
Date updated
2025-06-01 05:47:30 UTC+0000
Release date
2025-06-01 05:37:07 UTC+0000
UTC Start
2025-06-01 05:37:07.513
UTC End
2025-06-01 05:37:33.113
MJD Start
60827.2341147391
MJD End
60827.234411035395
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0075665
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.345
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 48.5120 48.5170 147.5000 147.5000
A0-J2 127.3630 127.4150 88.5000 88.5000
A0-J6 169.1700 169.1810 21.2560 21.3270
B5-J2 110.5050 110.5450 66.3000 66.4000
B5-J6 201.6600 201.6640 10.0630 10.1310
J2-J6 167.7500 167.7580 336.8370 336.8920
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 60827.2341147391
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 48.512
HIERARCH ESO ISS PBL12 END 48.517
HIERARCH ESO ISS PBLA12 START 147.5
HIERARCH ESO ISS PBLA12 END 147.5
HIERARCH ESO ISS PBL13 START 127.363
HIERARCH ESO ISS PBL13 END 127.415
HIERARCH ESO ISS PBLA13 START 88.5
HIERARCH ESO ISS PBLA13 END 88.5
HIERARCH ESO ISS PBL14 START 169.17
HIERARCH ESO ISS PBL14 END 169.181
HIERARCH ESO ISS PBLA14 START 21.256
HIERARCH ESO ISS PBLA14 END 21.327
HIERARCH ESO ISS PBL23 START 110.505
HIERARCH ESO ISS PBL23 END 110.545
HIERARCH ESO ISS PBLA23 START 66.3
HIERARCH ESO ISS PBLA23 END 66.4
HIERARCH ESO ISS PBL24 START 201.66
HIERARCH ESO ISS PBL24 END 201.664
HIERARCH ESO ISS PBLA24 START 10.063
HIERARCH ESO ISS PBLA24 END 10.131
HIERARCH ESO ISS PBL34 START 167.75
HIERARCH ESO ISS PBL34 END 167.758
HIERARCH ESO ISS PBLA34 START 336.837
HIERARCH ESO ISS PBLA34 END 336.892
HIERARCH ESO ISS AMBI TAU0 START 0.007711
HIERARCH ESO ISS AMBI TAU0 END 0.007422
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.35