Exposure
ID
PIONI.2025-03-27T03:32:58.759_1
Header ID
PIONI.2025-03-27T03:32:58.759
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 03:32:58.758
UTC End
2025-03-27 03:33:24.358
MJD Start
60761.1479022964
MJD End
60761.148198592695
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002185
Ambient temperature (°C)
11.55
Seeing (arcsec)
1.36
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 68.0660 68.0800 268.4000 268.5000
K0-D0 95.9010 95.9080 248.0000 248.1000
K0-J3 55.8740 55.8840 330.1920 330.2540
G2-D0 39.9180 39.9150 211.6000 211.7000
G2-J3 64.4550 64.4510 38.6600 38.7360
D0-J3 104.1850 104.1780 35.9530 36.0280
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 60761.1479022964
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 68.066
HIERARCH ESO ISS PBL12 END 68.08
HIERARCH ESO ISS PBLA12 START 268.4
HIERARCH ESO ISS PBLA12 END 268.5
HIERARCH ESO ISS PBL13 START 95.901
HIERARCH ESO ISS PBL13 END 95.908
HIERARCH ESO ISS PBLA13 START 248.0
HIERARCH ESO ISS PBLA13 END 248.1
HIERARCH ESO ISS PBL14 START 55.874
HIERARCH ESO ISS PBL14 END 55.884
HIERARCH ESO ISS PBLA14 START 330.192
HIERARCH ESO ISS PBLA14 END 330.254
HIERARCH ESO ISS PBL23 START 39.918
HIERARCH ESO ISS PBL23 END 39.915
HIERARCH ESO ISS PBLA23 START 211.6
HIERARCH ESO ISS PBLA23 END 211.7
HIERARCH ESO ISS PBL24 START 64.455
HIERARCH ESO ISS PBL24 END 64.451
HIERARCH ESO ISS PBLA24 START 38.66
HIERARCH ESO ISS PBLA24 END 38.736
HIERARCH ESO ISS PBL34 START 104.185
HIERARCH ESO ISS PBL34 END 104.178
HIERARCH ESO ISS PBLA34 START 35.953
HIERARCH ESO ISS PBLA34 END 36.028
HIERARCH ESO ISS AMBI TAU0 START 0.002185
HIERARCH ESO ISS AMBI TAU0 END 0.002185
HIERARCH ESO ISS AMBI TEMP 11.55
HIERARCH ESO ISS AMBI FWHM START 1.36
HIERARCH ESO ISS AMBI FWHM END 1.36