Exposure
ID
PIONI.2025-03-25T08:10:02.085_1
Header ID
PIONI.2025-03-25T08:10:02.085
Date updated
2025-03-25 08:20:39 UTC+0000
Release date
2026-03-25 08:20:39 UTC+0000
UTC Start
2025-03-25 08:10:02.085
UTC End
2025-03-25 08:10:27.685
MJD Start
60759.3403019132
MJD End
60759.3405982095
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002516
Ambient temperature (°C)
13.76
Seeing (arcsec)
1.06
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 79.9220 80.0080 98.8000 98.9000
A0-J2 118.6120 118.7130 73.5000 73.6000
A0-K0 123.2190 123.2750 51.8510 51.9650
G1-J2 57.5550 57.5660 37.2000 37.3000
G1-K0 90.1390 90.1360 11.4700 11.5530
J2-K0 45.6830 45.6960 338.3750 338.4290
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 60759.3403019132
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 79.922
HIERARCH ESO ISS PBL12 END 80.008
HIERARCH ESO ISS PBLA12 START 98.8
HIERARCH ESO ISS PBLA12 END 98.9
HIERARCH ESO ISS PBL13 START 118.612
HIERARCH ESO ISS PBL13 END 118.713
HIERARCH ESO ISS PBLA13 START 73.5
HIERARCH ESO ISS PBLA13 END 73.6
HIERARCH ESO ISS PBL14 START 123.219
HIERARCH ESO ISS PBL14 END 123.275
HIERARCH ESO ISS PBLA14 START 51.851
HIERARCH ESO ISS PBLA14 END 51.965
HIERARCH ESO ISS PBL23 START 57.555
HIERARCH ESO ISS PBL23 END 57.566
HIERARCH ESO ISS PBLA23 START 37.2
HIERARCH ESO ISS PBLA23 END 37.3
HIERARCH ESO ISS PBL24 START 90.139
HIERARCH ESO ISS PBL24 END 90.136
HIERARCH ESO ISS PBLA24 START 11.47
HIERARCH ESO ISS PBLA24 END 11.553
HIERARCH ESO ISS PBL34 START 45.683
HIERARCH ESO ISS PBL34 END 45.696
HIERARCH ESO ISS PBLA34 START 338.375
HIERARCH ESO ISS PBLA34 END 338.429
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 1.02