Exposure
ID
PIONI.2025-05-23T09:37:42.570_1
Header ID
PIONI.2025-05-23T09:37:42.570
Date updated
2025-05-23 09:45:55 UTC+0000
Release date
2025-05-23 09:37:42 UTC+0000
UTC Start
2025-05-23 09:37:42.569
UTC End
2025-05-23 09:38:08.169
MJD Start
60818.4011871452
MJD End
60818.4014834415
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003235
Ambient temperature (°C)
13.48
Seeing (arcsec)
0.5900000000000001
Observation
ID
67548
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
50238
Name
HD167720
RA
274.298417
DEC
-17.37399
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 53.5360 53.4340 286.4000 286.4000
K0-D0 78.3670 78.2300 260.9000 260.9000
K0-J3 53.7760 53.7710 353.6950 353.7860
G2-D0 37.8420 37.8200 223.4000 223.4000
G2-J3 59.4870 59.4390 49.8440 49.8500
D0-J3 97.1840 97.1140 47.3500 47.3570
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 60818.4011871452
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD167720
RA 274.298417
DEC -17.37399
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 53.536
HIERARCH ESO ISS PBL12 END 53.434
HIERARCH ESO ISS PBLA12 START 286.4
HIERARCH ESO ISS PBLA12 END 286.4
HIERARCH ESO ISS PBL13 START 78.367
HIERARCH ESO ISS PBL13 END 78.23
HIERARCH ESO ISS PBLA13 START 260.9
HIERARCH ESO ISS PBLA13 END 260.9
HIERARCH ESO ISS PBL14 START 53.776
HIERARCH ESO ISS PBL14 END 53.771
HIERARCH ESO ISS PBLA14 START 353.695
HIERARCH ESO ISS PBLA14 END 353.786
HIERARCH ESO ISS PBL23 START 37.842
HIERARCH ESO ISS PBL23 END 37.82
HIERARCH ESO ISS PBLA23 START 223.4
HIERARCH ESO ISS PBLA23 END 223.4
HIERARCH ESO ISS PBL24 START 59.487
HIERARCH ESO ISS PBL24 END 59.439
HIERARCH ESO ISS PBLA24 START 49.844
HIERARCH ESO ISS PBLA24 END 49.85
HIERARCH ESO ISS PBL34 START 97.184
HIERARCH ESO ISS PBL34 END 97.114
HIERARCH ESO ISS PBLA34 START 47.35
HIERARCH ESO ISS PBLA34 END 47.357
HIERARCH ESO ISS AMBI TAU0 START 0.002763
HIERARCH ESO ISS AMBI TAU0 END 0.003707
HIERARCH ESO ISS AMBI TEMP 13.48
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.55