Exposure
ID
PIONI.2025-03-23T08:51:26.599_1
Header ID
PIONI.2025-03-23T08:51:26.599
Date updated
2025-03-23 09:00:46 UTC+0000
Release date
2026-03-23 09:00:45 UTC+0000
UTC Start
2025-03-23 08:51:26.599
UTC End
2025-03-23 08:51:52.199
MJD Start
60757.3690578598
MJD End
60757.3693541561
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002752
Ambient temperature (°C)
13.71
Seeing (arcsec)
0.78
Observation
ID
65836
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
48997
Name
HIP90568
RA
277.207241
DEC
-49.07188
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 76.6180 76.7010 89.7000 89.8000
A0-J2 119.0100 119.0890 65.6000 65.7000
A0-K0 125.4500 125.4810 46.1420 46.2700
G1-J2 58.1870 58.1890 33.0000 33.2000
G1-K0 87.5510 87.5450 9.1000 9.1880
J2-K0 41.7020 41.7200 334.6110 334.6710
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 60757.3690578598
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP90568
RA 277.207241
DEC -49.07188
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 76.618
HIERARCH ESO ISS PBL12 END 76.701
HIERARCH ESO ISS PBLA12 START 89.7
HIERARCH ESO ISS PBLA12 END 89.8
HIERARCH ESO ISS PBL13 START 119.01
HIERARCH ESO ISS PBL13 END 119.089
HIERARCH ESO ISS PBLA13 START 65.6
HIERARCH ESO ISS PBLA13 END 65.7
HIERARCH ESO ISS PBL14 START 125.45
HIERARCH ESO ISS PBL14 END 125.481
HIERARCH ESO ISS PBLA14 START 46.142
HIERARCH ESO ISS PBLA14 END 46.27
HIERARCH ESO ISS PBL23 START 58.187
HIERARCH ESO ISS PBL23 END 58.189
HIERARCH ESO ISS PBLA23 START 33.0
HIERARCH ESO ISS PBLA23 END 33.2
HIERARCH ESO ISS PBL24 START 87.551
HIERARCH ESO ISS PBL24 END 87.545
HIERARCH ESO ISS PBLA24 START 9.1
HIERARCH ESO ISS PBLA24 END 9.188
HIERARCH ESO ISS PBL34 START 41.702
HIERARCH ESO ISS PBL34 END 41.72
HIERARCH ESO ISS PBLA34 START 334.611
HIERARCH ESO ISS PBLA34 END 334.671
HIERARCH ESO ISS AMBI TAU0 START 0.002752
HIERARCH ESO ISS AMBI TAU0 END 0.002752
HIERARCH ESO ISS AMBI TEMP 13.71
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78