Exposure
ID
PIONI.2025-06-01T05:37:45.237_1
Header ID
PIONI.2025-06-01T05:37:45.237
Date updated
2025-06-01 05:57:04 UTC+0000
Release date
2025-06-01 05:37:45 UTC+0000
UTC Start
2025-06-01 05:37:45.237
UTC End
2025-06-01 05:38:10.837
MJD Start
60827.2345513487
MJD End
60827.234847645
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007422
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.35
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 48.5170 48.5220 147.5000 147.6000
A0-J2 127.4180 127.4690 88.5000 88.6000
A0-J6 169.1820 169.1930 21.3310 21.4020
B5-J2 110.5470 110.5860 66.4000 66.5000
B5-J6 201.6650 201.6690 10.1350 10.2020
J2-J6 167.7580 167.7660 336.8950 336.9500
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 60827.2345513487
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 48.517
HIERARCH ESO ISS PBL12 END 48.522
HIERARCH ESO ISS PBLA12 START 147.5
HIERARCH ESO ISS PBLA12 END 147.6
HIERARCH ESO ISS PBL13 START 127.418
HIERARCH ESO ISS PBL13 END 127.469
HIERARCH ESO ISS PBLA13 START 88.5
HIERARCH ESO ISS PBLA13 END 88.6
HIERARCH ESO ISS PBL14 START 169.182
HIERARCH ESO ISS PBL14 END 169.193
HIERARCH ESO ISS PBLA14 START 21.331
HIERARCH ESO ISS PBLA14 END 21.402
HIERARCH ESO ISS PBL23 START 110.547
HIERARCH ESO ISS PBL23 END 110.586
HIERARCH ESO ISS PBLA23 START 66.4
HIERARCH ESO ISS PBLA23 END 66.5
HIERARCH ESO ISS PBL24 START 201.665
HIERARCH ESO ISS PBL24 END 201.669
HIERARCH ESO ISS PBLA24 START 10.135
HIERARCH ESO ISS PBLA24 END 10.202
HIERARCH ESO ISS PBL34 START 167.758
HIERARCH ESO ISS PBL34 END 167.766
HIERARCH ESO ISS PBLA34 START 336.895
HIERARCH ESO ISS PBLA34 END 336.95
HIERARCH ESO ISS AMBI TAU0 START 0.007422
HIERARCH ESO ISS AMBI TAU0 END 0.007422
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.35