Exposure
ID
PIONI.2025-03-24T09:12:22.586_1
Header ID
PIONI.2025-03-24T09:12:22.586
Date updated
2025-03-24 09:20:53 UTC+0000
Release date
2026-03-24 09:20:53 UTC+0000
UTC Start
2025-03-24 09:12:22.586
UTC End
2025-03-24 09:12:48.186
MJD Start
60758.3835947467
MJD End
60758.383891043
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002596
Ambient temperature (°C)
12.54
Seeing (arcsec)
1.04
Observation
ID
65874
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
49032
Name
HIP75127
RA
230.280287
DEC
-5.82491
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 81.9650 81.8780 119.4000 119.5000
A0-J2 121.4940 121.3820 94.9000 94.9000
A0-K0 125.0700 125.0030 73.6470 73.6530
G1-J2 57.9530 57.9400 59.0000 59.0000
G1-K0 89.7820 89.7980 32.7850 32.8150
J2-K0 45.6150 45.6140 358.6900 358.7610
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 60758.3835947467
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP75127
RA 230.280287
DEC -5.82491
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 81.965
HIERARCH ESO ISS PBL12 END 81.878
HIERARCH ESO ISS PBLA12 START 119.4
HIERARCH ESO ISS PBLA12 END 119.5
HIERARCH ESO ISS PBL13 START 121.494
HIERARCH ESO ISS PBL13 END 121.382
HIERARCH ESO ISS PBLA13 START 94.9
HIERARCH ESO ISS PBLA13 END 94.9
HIERARCH ESO ISS PBL14 START 125.07
HIERARCH ESO ISS PBL14 END 125.003
HIERARCH ESO ISS PBLA14 START 73.647
HIERARCH ESO ISS PBLA14 END 73.653
HIERARCH ESO ISS PBL23 START 57.953
HIERARCH ESO ISS PBL23 END 57.94
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 89.782
HIERARCH ESO ISS PBL24 END 89.798
HIERARCH ESO ISS PBLA24 START 32.785
HIERARCH ESO ISS PBLA24 END 32.815
HIERARCH ESO ISS PBL34 START 45.615
HIERARCH ESO ISS PBL34 END 45.614
HIERARCH ESO ISS PBLA34 START 358.69
HIERARCH ESO ISS PBLA34 END 358.761
HIERARCH ESO ISS AMBI TAU0 START 0.002596
HIERARCH ESO ISS AMBI TAU0 END 0.002596
HIERARCH ESO ISS AMBI TEMP 12.54
HIERARCH ESO ISS AMBI FWHM START 1.04
HIERARCH ESO ISS AMBI FWHM END 1.04