Exposure
ID
PIONI.2025-05-31T03:38:00.982_1
Header ID
PIONI.2025-05-31T03:38:00.982
Date updated
2025-05-31 03:46:02 UTC+0000
Release date
2025-05-31 03:38:00 UTC+0000
UTC Start
2025-05-31 03:38:00.983
UTC End
2025-05-31 03:38:26.583
MJD Start
60826.1514002625
MJD End
60826.151696558794
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010555
Ambient temperature (°C)
15.3
Seeing (arcsec)
0.3
Observation
ID
67667
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
50320
Name
HD168390
RA
274.863155
DEC
-1.27499
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 48.5510 48.5560 143.1000 143.1000
A0-J2 97.4990 97.7210 92.3000 92.3000
A0-J6 141.2890 141.3110 5.0720 5.1750
B5-J2 76.6890 76.8800 62.9000 63.0000
B5-J6 180.3330 180.3110 354.7010 354.7800
J2-J6 167.7210 167.7080 329.5830 329.5940
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 60826.1514002625
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD168390
RA 274.863155
DEC -1.27499
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 48.551
HIERARCH ESO ISS PBL12 END 48.556
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 97.499
HIERARCH ESO ISS PBL13 END 97.721
HIERARCH ESO ISS PBLA13 START 92.3
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 141.289
HIERARCH ESO ISS PBL14 END 141.311
HIERARCH ESO ISS PBLA14 START 5.072
HIERARCH ESO ISS PBLA14 END 5.175
HIERARCH ESO ISS PBL23 START 76.689
HIERARCH ESO ISS PBL23 END 76.88
HIERARCH ESO ISS PBLA23 START 62.9
HIERARCH ESO ISS PBLA23 END 63.0
HIERARCH ESO ISS PBL24 START 180.333
HIERARCH ESO ISS PBL24 END 180.311
HIERARCH ESO ISS PBLA24 START 354.701
HIERARCH ESO ISS PBLA24 END 354.78
HIERARCH ESO ISS PBL34 START 167.721
HIERARCH ESO ISS PBL34 END 167.708
HIERARCH ESO ISS PBLA34 START 329.583
HIERARCH ESO ISS PBLA34 END 329.594
HIERARCH ESO ISS AMBI TAU0 START 0.010555
HIERARCH ESO ISS AMBI TAU0 END 0.010555
HIERARCH ESO ISS AMBI TEMP 15.3
HIERARCH ESO ISS AMBI FWHM START 0.3
HIERARCH ESO ISS AMBI FWHM END 0.3