Exposure
ID
PIONI.2025-06-01T08:58:46.636_1
Header ID
PIONI.2025-06-01T08:58:46.636
Date updated
2025-06-01 09:06:51 UTC+0000
Release date
2026-06-01 09:06:51 UTC+0000
UTC Start
2025-06-01 08:58:46.636
UTC End
2025-06-01 08:59:12.236
MJD Start
60827.3741508783
MJD End
60827.374447174596
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006067
Ambient temperature (°C)
12.81
Seeing (arcsec)
0.55
Observation
ID
67699
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
50351
Name
HIP113246
RA
343.986503
DEC
-32.53944
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 45.3790 45.4040 140.3000 140.3000
A0-J2 116.6900 116.8090 75.9000 76.0000
A0-J6 169.6550 169.6560 11.1510 11.2340
B5-J2 105.3490 105.4160 53.1000 53.2000
B5-J6 201.4030 201.4030 1.0900 1.1610
J2-J6 159.7350 159.7920 329.7960 329.8410
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 60827.3741508783
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP113246
RA 343.986503
DEC -32.53944
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 45.379
HIERARCH ESO ISS PBL12 END 45.404
HIERARCH ESO ISS PBLA12 START 140.3
HIERARCH ESO ISS PBLA12 END 140.3
HIERARCH ESO ISS PBL13 START 116.69
HIERARCH ESO ISS PBL13 END 116.809
HIERARCH ESO ISS PBLA13 START 75.9
HIERARCH ESO ISS PBLA13 END 76.0
HIERARCH ESO ISS PBL14 START 169.655
HIERARCH ESO ISS PBL14 END 169.656
HIERARCH ESO ISS PBLA14 START 11.151
HIERARCH ESO ISS PBLA14 END 11.234
HIERARCH ESO ISS PBL23 START 105.349
HIERARCH ESO ISS PBL23 END 105.416
HIERARCH ESO ISS PBLA23 START 53.1
HIERARCH ESO ISS PBLA23 END 53.2
HIERARCH ESO ISS PBL24 START 201.403
HIERARCH ESO ISS PBL24 END 201.403
HIERARCH ESO ISS PBLA24 START 1.09
HIERARCH ESO ISS PBLA24 END 1.161
HIERARCH ESO ISS PBL34 START 159.735
HIERARCH ESO ISS PBL34 END 159.792
HIERARCH ESO ISS PBLA34 START 329.796
HIERARCH ESO ISS PBLA34 END 329.841
HIERARCH ESO ISS AMBI TAU0 START 0.006067
HIERARCH ESO ISS AMBI TAU0 END 0.006067
HIERARCH ESO ISS AMBI TEMP 12.81
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55