Exposure
ID
PIONI.2025-03-25T08:09:24.753_1
Header ID
PIONI.2025-03-25T08:09:24.753
Date updated
2025-03-25 08:15:40 UTC+0000
Release date
2026-03-25 08:15:40 UTC+0000
UTC Start
2025-03-25 08:09:24.753
UTC End
2025-03-25 08:09:50.353
MJD Start
60759.3398698289
MJD End
60759.3401661252
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002516
Ambient temperature (°C)
13.76
Seeing (arcsec)
1.1
Observation
ID
65885
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
49040
Name
HIP86170
RA
264.135352
DEC
-38.63647
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.8330 79.9190 98.7000 98.8000
A0-J2 118.5080 118.6090 73.4000 73.5000
A0-K0 123.1620 123.2180 51.7360 51.8500
G1-J2 57.5430 57.5540 37.0000 37.2000
G1-K0 90.1420 90.1390 11.3860 11.4700
J2-K0 45.6700 45.6830 338.3220 338.3760
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 60759.3398698289
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP86170
RA 264.135352
DEC -38.63647
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 79.833
HIERARCH ESO ISS PBL12 END 79.919
HIERARCH ESO ISS PBLA12 START 98.7
HIERARCH ESO ISS PBLA12 END 98.8
HIERARCH ESO ISS PBL13 START 118.508
HIERARCH ESO ISS PBL13 END 118.609
HIERARCH ESO ISS PBLA13 START 73.4
HIERARCH ESO ISS PBLA13 END 73.5
HIERARCH ESO ISS PBL14 START 123.162
HIERARCH ESO ISS PBL14 END 123.218
HIERARCH ESO ISS PBLA14 START 51.736
HIERARCH ESO ISS PBLA14 END 51.85
HIERARCH ESO ISS PBL23 START 57.543
HIERARCH ESO ISS PBL23 END 57.554
HIERARCH ESO ISS PBLA23 START 37.0
HIERARCH ESO ISS PBLA23 END 37.2
HIERARCH ESO ISS PBL24 START 90.142
HIERARCH ESO ISS PBL24 END 90.139
HIERARCH ESO ISS PBLA24 START 11.386
HIERARCH ESO ISS PBLA24 END 11.47
HIERARCH ESO ISS PBL34 START 45.67
HIERARCH ESO ISS PBL34 END 45.683
HIERARCH ESO ISS PBLA34 START 338.322
HIERARCH ESO ISS PBLA34 END 338.376
HIERARCH ESO ISS AMBI TAU0 START 0.002516
HIERARCH ESO ISS AMBI TAU0 END 0.002516
HIERARCH ESO ISS AMBI TEMP 13.76
HIERARCH ESO ISS AMBI FWHM START 1.1
HIERARCH ESO ISS AMBI FWHM END 1.1