Exposure
ID
PIONI.2025-06-01T02:24:17.337_1
Header ID
PIONI.2025-06-01T02:24:17.337
Date updated
2025-06-01 02:30:49 UTC+0000
Release date
2025-06-01 02:24:17 UTC+0000
UTC Start
2025-06-01 02:24:17.337
UTC End
2025-06-01 02:24:42.937
MJD Start
60827.1002006624
MJD End
60827.100496958694
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0057275
Ambient temperature (°C)
14.72
Seeing (arcsec)
0.41000000000000003
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 41.3760 41.4160 138.9000 138.9000
A0-J2 79.0540 79.2670 60.3000 60.4000
A0-J6 166.6870 166.6790 354.4160 354.5030
B5-J2 81.6640 81.7570 30.5000 30.7000
B5-J6 201.7920 201.7890 347.5730 347.6380
J2-J6 152.4880 152.5820 326.1900 326.1980
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 60827.1002006624
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 41.376
HIERARCH ESO ISS PBL12 END 41.416
HIERARCH ESO ISS PBLA12 START 138.9
HIERARCH ESO ISS PBLA12 END 138.9
HIERARCH ESO ISS PBL13 START 79.054
HIERARCH ESO ISS PBL13 END 79.267
HIERARCH ESO ISS PBLA13 START 60.3
HIERARCH ESO ISS PBLA13 END 60.4
HIERARCH ESO ISS PBL14 START 166.687
HIERARCH ESO ISS PBL14 END 166.679
HIERARCH ESO ISS PBLA14 START 354.416
HIERARCH ESO ISS PBLA14 END 354.503
HIERARCH ESO ISS PBL23 START 81.664
HIERARCH ESO ISS PBL23 END 81.757
HIERARCH ESO ISS PBLA23 START 30.5
HIERARCH ESO ISS PBLA23 END 30.7
HIERARCH ESO ISS PBL24 START 201.792
HIERARCH ESO ISS PBL24 END 201.789
HIERARCH ESO ISS PBLA24 START 347.573
HIERARCH ESO ISS PBLA24 END 347.638
HIERARCH ESO ISS PBL34 START 152.488
HIERARCH ESO ISS PBL34 END 152.582
HIERARCH ESO ISS PBLA34 START 326.19
HIERARCH ESO ISS PBLA34 END 326.198
HIERARCH ESO ISS AMBI TAU0 START 0.006589
HIERARCH ESO ISS AMBI TAU0 END 0.004866
HIERARCH ESO ISS AMBI TEMP 14.72
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.37