Exposure
ID
PIONI.2025-06-01T02:23:01.887_1
Header ID
PIONI.2025-06-01T02:23:01.887
Date updated
2025-06-01 02:29:11 UTC+0000
Release date
2025-06-01 02:23:01 UTC+0000
UTC Start
2025-06-01 02:23:01.888
UTC End
2025-06-01 02:23:27.488
MJD Start
60827.0993274041
MJD End
60827.0996237004
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0074825
Ambient temperature (°C)
14.73
Seeing (arcsec)
0.45999999999999996
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 41.2900 41.3310 138.9000 138.9000
A0-J2 78.6050 78.8170 60.0000 60.1000
A0-J6 166.7020 166.6950 354.2320 354.3190
B5-J2 81.4680 81.5600 30.1000 30.3000
B5-J6 201.7980 201.7950 347.4350 347.5000
J2-J6 152.2890 152.3830 326.1720 326.1800
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 60827.0993274041
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 41.29
HIERARCH ESO ISS PBL12 END 41.331
HIERARCH ESO ISS PBLA12 START 138.9
HIERARCH ESO ISS PBLA12 END 138.9
HIERARCH ESO ISS PBL13 START 78.605
HIERARCH ESO ISS PBL13 END 78.817
HIERARCH ESO ISS PBLA13 START 60.0
HIERARCH ESO ISS PBLA13 END 60.1
HIERARCH ESO ISS PBL14 START 166.702
HIERARCH ESO ISS PBL14 END 166.695
HIERARCH ESO ISS PBLA14 START 354.232
HIERARCH ESO ISS PBLA14 END 354.319
HIERARCH ESO ISS PBL23 START 81.468
HIERARCH ESO ISS PBL23 END 81.56
HIERARCH ESO ISS PBLA23 START 30.1
HIERARCH ESO ISS PBLA23 END 30.3
HIERARCH ESO ISS PBL24 START 201.798
HIERARCH ESO ISS PBL24 END 201.795
HIERARCH ESO ISS PBLA24 START 347.435
HIERARCH ESO ISS PBLA24 END 347.5
HIERARCH ESO ISS PBL34 START 152.289
HIERARCH ESO ISS PBL34 END 152.383
HIERARCH ESO ISS PBLA34 START 326.172
HIERARCH ESO ISS PBLA34 END 326.18
HIERARCH ESO ISS AMBI TAU0 START 0.008376
HIERARCH ESO ISS AMBI TAU0 END 0.006589
HIERARCH ESO ISS AMBI TEMP 14.73
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.45