Exposure
ID
PIONI.2025-03-23T05:12:33.313_1
Header ID
PIONI.2025-03-23T05:12:33.313
Date updated
2025-03-23 05:20:50 UTC+0000
Release date
2026-03-23 05:20:50 UTC+0000
UTC Start
2025-03-23 05:12:33.313
UTC End
2025-03-23 05:12:58.913
MJD Start
60757.217052232
MJD End
60757.2173485283
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005758
Ambient temperature (°C)
13.99
Seeing (arcsec)
0.52
Observation
ID
65825
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
48986
Name
HIP52689
RA
161.603449
DEC
14.19428
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 68.9840 68.8430 109.1000 109.1000
A0-J2 114.4470 114.2940 85.5000 85.4000
A0-K0 124.7430 124.6750 68.2920 68.2430
G1-J2 58.2110 58.2080 57.1000 57.1000
G1-K0 85.3720 85.4170 36.4280 36.4320
J2-K0 37.1400 37.1440 2.7800 2.8670
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 60757.217052232
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP52689
RA 161.603449
DEC 14.19428
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 68.984
HIERARCH ESO ISS PBL12 END 68.843
HIERARCH ESO ISS PBLA12 START 109.1
HIERARCH ESO ISS PBLA12 END 109.1
HIERARCH ESO ISS PBL13 START 114.447
HIERARCH ESO ISS PBL13 END 114.294
HIERARCH ESO ISS PBLA13 START 85.5
HIERARCH ESO ISS PBLA13 END 85.4
HIERARCH ESO ISS PBL14 START 124.743
HIERARCH ESO ISS PBL14 END 124.675
HIERARCH ESO ISS PBLA14 START 68.292
HIERARCH ESO ISS PBLA14 END 68.243
HIERARCH ESO ISS PBL23 START 58.211
HIERARCH ESO ISS PBL23 END 58.208
HIERARCH ESO ISS PBLA23 START 57.1
HIERARCH ESO ISS PBLA23 END 57.1
HIERARCH ESO ISS PBL24 START 85.372
HIERARCH ESO ISS PBL24 END 85.417
HIERARCH ESO ISS PBLA24 START 36.428
HIERARCH ESO ISS PBLA24 END 36.432
HIERARCH ESO ISS PBL34 START 37.14
HIERARCH ESO ISS PBL34 END 37.144
HIERARCH ESO ISS PBLA34 START 2.78
HIERARCH ESO ISS PBLA34 END 2.867
HIERARCH ESO ISS AMBI TAU0 START 0.005758
HIERARCH ESO ISS AMBI TAU0 END 0.005758
HIERARCH ESO ISS AMBI TEMP 13.99
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52