Exposure
ID
PIONI.2025-01-02T03:09:11.051_1
Header ID
PIONI.2025-01-02T03:09:11.051
Date updated
2025-01-02 03:15:30 UTC+0000
Release date
2026-01-02 03:15:30 UTC+0000
UTC Start
2025-01-02 03:09:11.050
UTC End
2025-01-02 03:09:36.650
MJD Start
60677.1313778991
MJD End
60677.1316741954
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00595
Ambient temperature (°C)
13.48
Seeing (arcsec)
0.97
Observation
ID
63058
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
46973
Name
HIP46736
RA
142.888076
DEC
-35.71571
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 35.3830 35.4350 132.4000 132.4000
A0-J2 85.7460 85.8860 43.0000 43.2000
A0-J6 169.6360 169.6380 351.5750 351.6590
B5-J2 92.3880 92.4350 20.5000 20.7000
B5-J6 198.3230 198.3440 345.1030 345.1690
J2-J6 134.1680 134.3020 321.5920 321.6080
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 60677.1313778991
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP46736
RA 142.888076
DEC -35.71571
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 35.383
HIERARCH ESO ISS PBL12 END 35.435
HIERARCH ESO ISS PBLA12 START 132.4
HIERARCH ESO ISS PBLA12 END 132.4
HIERARCH ESO ISS PBL13 START 85.746
HIERARCH ESO ISS PBL13 END 85.886
HIERARCH ESO ISS PBLA13 START 43.0
HIERARCH ESO ISS PBLA13 END 43.2
HIERARCH ESO ISS PBL14 START 169.636
HIERARCH ESO ISS PBL14 END 169.638
HIERARCH ESO ISS PBLA14 START 351.575
HIERARCH ESO ISS PBLA14 END 351.659
HIERARCH ESO ISS PBL23 START 92.388
HIERARCH ESO ISS PBL23 END 92.435
HIERARCH ESO ISS PBLA23 START 20.5
HIERARCH ESO ISS PBLA23 END 20.7
HIERARCH ESO ISS PBL24 START 198.323
HIERARCH ESO ISS PBL24 END 198.344
HIERARCH ESO ISS PBLA24 START 345.103
HIERARCH ESO ISS PBLA24 END 345.169
HIERARCH ESO ISS PBL34 START 134.168
HIERARCH ESO ISS PBL34 END 134.302
HIERARCH ESO ISS PBLA34 START 321.592
HIERARCH ESO ISS PBLA34 END 321.608
HIERARCH ESO ISS AMBI TAU0 START 0.00595
HIERARCH ESO ISS AMBI TAU0 END 0.00595
HIERARCH ESO ISS AMBI TEMP 13.48
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.97