Exposure
ID
PIONI.2024-10-20T06:30:36.754_1
Header ID
PIONI.2024-10-20T06:30:36.754
Date updated
2024-10-20 06:35:38 UTC+0000
Release date
2025-10-20 06:35:38 UTC+0000
UTC Start
2024-10-20 06:30:36.755
UTC End
2024-10-20 06:31:15.155
MJD Start
60603.2712587342
MJD End
60603.2717031786
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.011186
Ambient temperature (°C)
11.88
Seeing (arcsec)
0.365
Observation
ID
61057
Category
science
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
45417
Name
HIP31977
RA
100.236833
DEC
-71.77541
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 76.6800 76.7290 66.4000 66.6000
A0-J2 125.0190 125.0470 49.6000 49.8000
A0-K0 127.8450 127.8410 36.2510 36.4430
G1-J2 56.1720 56.1650 26.4000 26.6000
G1-K0 72.6170 72.6130 4.2080 4.3550
J2-K0 29.5560 29.5840 318.3910 318.5230
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60603.2712587342
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP31977
RA 100.236833
DEC -71.77541
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
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 76.68
HIERARCH ESO ISS PBL12 END 76.729
HIERARCH ESO ISS PBLA12 START 66.4
HIERARCH ESO ISS PBLA12 END 66.6
HIERARCH ESO ISS PBL13 START 125.019
HIERARCH ESO ISS PBL13 END 125.047
HIERARCH ESO ISS PBLA13 START 49.6
HIERARCH ESO ISS PBLA13 END 49.8
HIERARCH ESO ISS PBL14 START 127.845
HIERARCH ESO ISS PBL14 END 127.841
HIERARCH ESO ISS PBLA14 START 36.251
HIERARCH ESO ISS PBLA14 END 36.443
HIERARCH ESO ISS PBL23 START 56.172
HIERARCH ESO ISS PBL23 END 56.165
HIERARCH ESO ISS PBLA23 START 26.4
HIERARCH ESO ISS PBLA23 END 26.6
HIERARCH ESO ISS PBL24 START 72.617
HIERARCH ESO ISS PBL24 END 72.613
HIERARCH ESO ISS PBLA24 START 4.208
HIERARCH ESO ISS PBLA24 END 4.355
HIERARCH ESO ISS PBL34 START 29.556
HIERARCH ESO ISS PBL34 END 29.584
HIERARCH ESO ISS PBLA34 START 318.391
HIERARCH ESO ISS PBLA34 END 318.523
HIERARCH ESO ISS AMBI TAU0 START 0.009938
HIERARCH ESO ISS AMBI TAU0 END 0.012434
HIERARCH ESO ISS AMBI TEMP 11.88
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.35