Exposure
ID
PIONI.2025-03-27T03:35:28.741_1
Header ID
PIONI.2025-03-27T03:35:28.741
Date updated
2025-03-27 03:40:43 UTC+0000
Release date
2026-03-27 03:40:43 UTC+0000
UTC Start
2025-03-27 03:35:28.741
UTC End
2025-03-27 03:35:54.341
MJD Start
60761.1496382095
MJD End
60761.1499345058
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002361
Ambient temperature (°C)
11.7
Seeing (arcsec)
1.1
Observation
ID
65906
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
49059
Name
HIP56343
RA
173.249092
DEC
-31.85786
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.1200 68.1330 268.8000 268.9000
K0-D0 95.9300 95.9360 248.4000 248.5000
K0-J3 55.9140 55.9230 330.4530 330.5150
G2-D0 39.9060 39.9030 211.9000 212.0000
G2-J3 64.4390 64.4340 38.9750 39.0500
D0-J3 104.1560 104.1490 36.2640 36.3380
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 60761.1496382095
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP56343
RA 173.249092
DEC -31.85786
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.12
HIERARCH ESO ISS PBL12 END 68.133
HIERARCH ESO ISS PBLA12 START 268.8
HIERARCH ESO ISS PBLA12 END 268.9
HIERARCH ESO ISS PBL13 START 95.93
HIERARCH ESO ISS PBL13 END 95.936
HIERARCH ESO ISS PBLA13 START 248.4
HIERARCH ESO ISS PBLA13 END 248.5
HIERARCH ESO ISS PBL14 START 55.914
HIERARCH ESO ISS PBL14 END 55.923
HIERARCH ESO ISS PBLA14 START 330.453
HIERARCH ESO ISS PBLA14 END 330.515
HIERARCH ESO ISS PBL23 START 39.906
HIERARCH ESO ISS PBL23 END 39.903
HIERARCH ESO ISS PBLA23 START 211.9
HIERARCH ESO ISS PBLA23 END 212.0
HIERARCH ESO ISS PBL24 START 64.439
HIERARCH ESO ISS PBL24 END 64.434
HIERARCH ESO ISS PBLA24 START 38.975
HIERARCH ESO ISS PBLA24 END 39.05
HIERARCH ESO ISS PBL34 START 104.156
HIERARCH ESO ISS PBL34 END 104.149
HIERARCH ESO ISS PBLA34 START 36.264
HIERARCH ESO ISS PBLA34 END 36.338
HIERARCH ESO ISS AMBI TAU0 START 0.002361
HIERARCH ESO ISS AMBI TAU0 END 0.002361
HIERARCH ESO ISS AMBI TEMP 11.7
HIERARCH ESO ISS AMBI FWHM START 1.1
HIERARCH ESO ISS AMBI FWHM END 1.1