Exposure
ID
PIONI.2025-05-24T09:10:19.762_1
Header ID
PIONI.2025-05-24T09:10:19.762
Date updated
2025-05-24 09:16:23 UTC+0000
Release date
2026-05-24 09:16:23 UTC+0000
UTC Start
2025-05-24 09:10:19.762
UTC End
2025-05-24 09:10:45.362
MJD Start
60819.3821731741
MJD End
60819.382469470394
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004224
Ambient temperature (°C)
12.03
Seeing (arcsec)
0.62
Observation
ID
67558
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
50247
Name
HIP90496
RA
276.992378
DEC
-25.42274
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 60.0870 60.0130 286.8000 286.9000
K0-D0 84.4220 84.3140 263.4000 263.4000
K0-J3 55.8800 55.8760 348.9350 349.0210
G2-D0 37.7850 37.7640 224.2000 224.2000
G2-J3 59.9520 59.9080 51.3180 51.3480
D0-J3 97.5590 97.4930 48.5640 48.5940
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 60819.3821731741
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP90496
RA 276.992378
DEC -25.42274
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 60.087
HIERARCH ESO ISS PBL12 END 60.013
HIERARCH ESO ISS PBLA12 START 286.8
HIERARCH ESO ISS PBLA12 END 286.9
HIERARCH ESO ISS PBL13 START 84.422
HIERARCH ESO ISS PBL13 END 84.314
HIERARCH ESO ISS PBLA13 START 263.4
HIERARCH ESO ISS PBLA13 END 263.4
HIERARCH ESO ISS PBL14 START 55.88
HIERARCH ESO ISS PBL14 END 55.876
HIERARCH ESO ISS PBLA14 START 348.935
HIERARCH ESO ISS PBLA14 END 349.021
HIERARCH ESO ISS PBL23 START 37.785
HIERARCH ESO ISS PBL23 END 37.764
HIERARCH ESO ISS PBLA23 START 224.2
HIERARCH ESO ISS PBLA23 END 224.2
HIERARCH ESO ISS PBL24 START 59.952
HIERARCH ESO ISS PBL24 END 59.908
HIERARCH ESO ISS PBLA24 START 51.318
HIERARCH ESO ISS PBLA24 END 51.348
HIERARCH ESO ISS PBL34 START 97.559
HIERARCH ESO ISS PBL34 END 97.493
HIERARCH ESO ISS PBLA34 START 48.564
HIERARCH ESO ISS PBLA34 END 48.594
HIERARCH ESO ISS AMBI TAU0 START 0.004224
HIERARCH ESO ISS AMBI TAU0 END 0.004224
HIERARCH ESO ISS AMBI TEMP 12.03
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62