Exposure
ID
PIONI.2025-03-22T05:42:21.420_1
Header ID
PIONI.2025-03-22T05:42:21.420
Date updated
2025-03-22 05:45:47 UTC+0000
Release date
2026-03-22 05:45:47 UTC+0000
UTC Start
2025-03-22 05:42:21.421
UTC End
2025-03-22 05:42:47.021
MJD Start
60756.2377479235
MJD End
60756.2380442198
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006297
Ambient temperature (°C)
15.3
Seeing (arcsec)
0.6
Observation
ID
65780
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
48944
Name
HIP67494
RA
207.466082
DEC
-18.13438
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 89.5870 89.6170 112.1000 112.2000
A0-J2 126.5570 126.6210 88.8000 88.9000
A0-K0 124.5680 124.6350 66.5710 66.6320
G1-J2 56.6900 56.7150 50.2000 50.3000
G1-K0 88.9700 88.9840 20.6040 20.6760
J2-K0 48.5450 48.5430 345.4040 345.4600
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 60756.2377479235
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP67494
RA 207.466082
DEC -18.13438
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 89.587
HIERARCH ESO ISS PBL12 END 89.617
HIERARCH ESO ISS PBLA12 START 112.1
HIERARCH ESO ISS PBLA12 END 112.2
HIERARCH ESO ISS PBL13 START 126.557
HIERARCH ESO ISS PBL13 END 126.621
HIERARCH ESO ISS PBLA13 START 88.8
HIERARCH ESO ISS PBLA13 END 88.9
HIERARCH ESO ISS PBL14 START 124.568
HIERARCH ESO ISS PBL14 END 124.635
HIERARCH ESO ISS PBLA14 START 66.571
HIERARCH ESO ISS PBLA14 END 66.632
HIERARCH ESO ISS PBL23 START 56.69
HIERARCH ESO ISS PBL23 END 56.715
HIERARCH ESO ISS PBLA23 START 50.2
HIERARCH ESO ISS PBLA23 END 50.3
HIERARCH ESO ISS PBL24 START 88.97
HIERARCH ESO ISS PBL24 END 88.984
HIERARCH ESO ISS PBLA24 START 20.604
HIERARCH ESO ISS PBLA24 END 20.676
HIERARCH ESO ISS PBL34 START 48.545
HIERARCH ESO ISS PBL34 END 48.543
HIERARCH ESO ISS PBLA34 START 345.404
HIERARCH ESO ISS PBLA34 END 345.46
HIERARCH ESO ISS AMBI TAU0 START 0.006297
HIERARCH ESO ISS AMBI TAU0 END 0.006297
HIERARCH ESO ISS AMBI TEMP 15.3
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.6