Exposure
ID
PIONI.2025-03-31T07:52:14.155_1
Header ID
PIONI.2025-03-31T07:52:14.155
Date updated
2025-03-31 08:00:57 UTC+0000
Release date
2026-03-31 08:00:57 UTC+0000
UTC Start
2025-03-31 07:52:14.155
UTC End
2025-03-31 07:52:39.755
MJD Start
60765.3279416095
MJD End
60765.3282379058
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008
Ambient temperature (°C)
14.01
Seeing (arcsec)
0.41
Observation
ID
65979
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
49117
Name
HIP80343
RA
246.025589
DEC
-20.03758
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 67.4920 67.5190 268.2000 268.3000
K0-D0 94.4980 94.5360 247.4000 247.4000
K0-J3 56.5620 56.5620 329.2170 329.2680
G2-D0 39.5330 39.5410 210.0000 210.1000
G2-J3 63.6710 63.6870 37.2170 37.2870
D0-J3 103.0110 103.0340 34.4550 34.5250
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 60765.3279416095
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP80343
RA 246.025589
DEC -20.03758
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 67.492
HIERARCH ESO ISS PBL12 END 67.519
HIERARCH ESO ISS PBLA12 START 268.2
HIERARCH ESO ISS PBLA12 END 268.3
HIERARCH ESO ISS PBL13 START 94.498
HIERARCH ESO ISS PBL13 END 94.536
HIERARCH ESO ISS PBLA13 START 247.4
HIERARCH ESO ISS PBLA13 END 247.4
HIERARCH ESO ISS PBL14 START 56.562
HIERARCH ESO ISS PBL14 END 56.562
HIERARCH ESO ISS PBLA14 START 329.217
HIERARCH ESO ISS PBLA14 END 329.268
HIERARCH ESO ISS PBL23 START 39.533
HIERARCH ESO ISS PBL23 END 39.541
HIERARCH ESO ISS PBLA23 START 210.0
HIERARCH ESO ISS PBLA23 END 210.1
HIERARCH ESO ISS PBL24 START 63.671
HIERARCH ESO ISS PBL24 END 63.687
HIERARCH ESO ISS PBLA24 START 37.217
HIERARCH ESO ISS PBLA24 END 37.287
HIERARCH ESO ISS PBL34 START 103.011
HIERARCH ESO ISS PBL34 END 103.034
HIERARCH ESO ISS PBLA34 START 34.455
HIERARCH ESO ISS PBLA34 END 34.525
HIERARCH ESO ISS AMBI TAU0 START 0.008056
HIERARCH ESO ISS AMBI TAU0 END 0.007944
HIERARCH ESO ISS AMBI TEMP 14.01
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41