Exposure
ID
PIONI.2025-03-02T04:01:15.660_1
Header ID
PIONI.2025-03-02T04:01:15.660
Date updated
2025-03-02 04:05:37 UTC+0000
Release date
2026-03-02 04:05:37 UTC+0000
UTC Start
2025-03-02 04:01:15.660
UTC End
2025-03-02 04:01:41.260
MJD Start
60736.1675423617
MJD End
60736.167838657995
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004807
Ambient temperature (°C)
14.94
Seeing (arcsec)
0.79
Observation
ID
64921
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
48350
Name
HIP65468
RA
201.273077
DEC
-74.88856
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 76.2950 76.3220 56.3000 56.5000
A0-J2 125.3800 125.3940 41.0000 41.1000
A0-K0 127.6490 127.6460 28.8250 28.9670
G1-J2 55.5810 55.5770 19.7000 19.8000
G1-K0 69.5240 69.5250 358.4170 358.5300
J2-K0 26.8770 26.8980 309.7240 309.8320
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 60736.1675423617
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP65468
RA 201.273077
DEC -74.88856
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 76.295
HIERARCH ESO ISS PBL12 END 76.322
HIERARCH ESO ISS PBLA12 START 56.3
HIERARCH ESO ISS PBLA12 END 56.5
HIERARCH ESO ISS PBL13 START 125.38
HIERARCH ESO ISS PBL13 END 125.394
HIERARCH ESO ISS PBLA13 START 41.0
HIERARCH ESO ISS PBLA13 END 41.1
HIERARCH ESO ISS PBL14 START 127.649
HIERARCH ESO ISS PBL14 END 127.646
HIERARCH ESO ISS PBLA14 START 28.825
HIERARCH ESO ISS PBLA14 END 28.967
HIERARCH ESO ISS PBL23 START 55.581
HIERARCH ESO ISS PBL23 END 55.577
HIERARCH ESO ISS PBLA23 START 19.7
HIERARCH ESO ISS PBLA23 END 19.8
HIERARCH ESO ISS PBL24 START 69.524
HIERARCH ESO ISS PBL24 END 69.525
HIERARCH ESO ISS PBLA24 START 358.417
HIERARCH ESO ISS PBLA24 END 358.53
HIERARCH ESO ISS PBL34 START 26.877
HIERARCH ESO ISS PBL34 END 26.898
HIERARCH ESO ISS PBLA34 START 309.724
HIERARCH ESO ISS PBLA34 END 309.832
HIERARCH ESO ISS AMBI TAU0 START 0.004807
HIERARCH ESO ISS AMBI TAU0 END 0.004807
HIERARCH ESO ISS AMBI TEMP 14.94
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79