Exposure
ID
PIONI.2025-03-02T05:49:50.443_1
Header ID
PIONI.2025-03-02T05:49:50.443
Date updated
2025-03-02 05:55:46 UTC+0000
Release date
2026-03-02 05:55:45 UTC+0000
UTC Start
2025-03-02 05:49:50.442
UTC End
2025-03-02 05:50:16.042
MJD Start
60736.2429449353
MJD End
60736.2432412316
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0034995
Ambient temperature (°C)
14.73
Seeing (arcsec)
1.025
Observation
ID
64927
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
48356
Name
HIP69191
RA
212.475162
DEC
-53.43945
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 76.0180 76.0920 85.6000 85.8000
A0-J2 120.0100 120.0740 62.6000 62.7000
A0-K0 126.4480 126.4690 44.3410 44.4680
G1-J2 58.2170 58.2160 31.9000 32.0000
G1-K0 85.5840 85.5780 8.4580 8.5460
J2-K0 39.6420 39.6610 332.7100 332.7730
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 60736.2429449353
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP69191
RA 212.475162
DEC -53.43945
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 76.018
HIERARCH ESO ISS PBL12 END 76.092
HIERARCH ESO ISS PBLA12 START 85.6
HIERARCH ESO ISS PBLA12 END 85.8
HIERARCH ESO ISS PBL13 START 120.01
HIERARCH ESO ISS PBL13 END 120.074
HIERARCH ESO ISS PBLA13 START 62.6
HIERARCH ESO ISS PBLA13 END 62.7
HIERARCH ESO ISS PBL14 START 126.448
HIERARCH ESO ISS PBL14 END 126.469
HIERARCH ESO ISS PBLA14 START 44.341
HIERARCH ESO ISS PBLA14 END 44.468
HIERARCH ESO ISS PBL23 START 58.217
HIERARCH ESO ISS PBL23 END 58.216
HIERARCH ESO ISS PBLA23 START 31.9
HIERARCH ESO ISS PBLA23 END 32.0
HIERARCH ESO ISS PBL24 START 85.584
HIERARCH ESO ISS PBL24 END 85.578
HIERARCH ESO ISS PBLA24 START 8.458
HIERARCH ESO ISS PBLA24 END 8.546
HIERARCH ESO ISS PBL34 START 39.642
HIERARCH ESO ISS PBL34 END 39.661
HIERARCH ESO ISS PBLA34 START 332.71
HIERARCH ESO ISS PBLA34 END 332.773
HIERARCH ESO ISS AMBI TAU0 START 0.003609
HIERARCH ESO ISS AMBI TAU0 END 0.00339
HIERARCH ESO ISS AMBI TEMP 14.73
HIERARCH ESO ISS AMBI FWHM START 1.0
HIERARCH ESO ISS AMBI FWHM END 1.05