Exposure
ID
PIONI.2025-05-21T09:59:29.962_1
Header ID
PIONI.2025-05-21T09:59:29.962
Date updated
2025-05-21 10:05:59 UTC+0000
Release date
2026-05-21 10:05:59 UTC+0000
UTC Start
2025-05-21 09:59:29.962
UTC End
2025-05-21 09:59:55.562
MJD Start
60816.4163190005
MJD End
60816.416615296795
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.011286
Ambient temperature (°C)
15.04
Seeing (arcsec)
0.25
Observation
ID
67499
Category
science
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
50204
Name
HIP765
RA
2.352843
DEC
-45.74844
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 19.3630 19.3890 119.3000 119.4000
A0-D0 30.3670 30.3780 38.3000 38.4000
A0-J3 132.2940 132.2980 18.5480 18.6600
B2-D0 33.3670 33.3670 3.3000 3.4000
B2-J3 137.2250 137.2220 10.5810 10.6800
D0-J3 104.2130 104.2110 12.9070 13.0100
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60816.4163190005
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP765
RA 2.352843
DEC -45.74844
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 B2
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 19.363
HIERARCH ESO ISS PBL12 END 19.389
HIERARCH ESO ISS PBLA12 START 119.3
HIERARCH ESO ISS PBLA12 END 119.4
HIERARCH ESO ISS PBL13 START 30.367
HIERARCH ESO ISS PBL13 END 30.378
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 38.4
HIERARCH ESO ISS PBL14 START 132.294
HIERARCH ESO ISS PBL14 END 132.298
HIERARCH ESO ISS PBLA14 START 18.548
HIERARCH ESO ISS PBLA14 END 18.66
HIERARCH ESO ISS PBL23 START 33.367
HIERARCH ESO ISS PBL23 END 33.367
HIERARCH ESO ISS PBLA23 START 3.3
HIERARCH ESO ISS PBLA23 END 3.4
HIERARCH ESO ISS PBL24 START 137.225
HIERARCH ESO ISS PBL24 END 137.222
HIERARCH ESO ISS PBLA24 START 10.581
HIERARCH ESO ISS PBLA24 END 10.68
HIERARCH ESO ISS PBL34 START 104.213
HIERARCH ESO ISS PBL34 END 104.211
HIERARCH ESO ISS PBLA34 START 12.907
HIERARCH ESO ISS PBLA34 END 13.01
HIERARCH ESO ISS AMBI TAU0 START 0.011286
HIERARCH ESO ISS AMBI TAU0 END 0.011286
HIERARCH ESO ISS AMBI TEMP 15.04
HIERARCH ESO ISS AMBI FWHM START 0.25
HIERARCH ESO ISS AMBI FWHM END 0.25