Exposure
ID
PIONI.2025-01-02T07:15:29.010_1
Header ID
PIONI.2025-01-02T07:15:29.010
Date updated
2025-01-02 07:20:44 UTC+0000
Release date
2026-01-02 07:20:44 UTC+0000
UTC Start
2025-01-02 07:15:29.010
UTC End
2025-01-02 07:15:54.610
MJD Start
60677.3024191028
MJD End
60677.3027153991
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.012359499999999999
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.51
Observation
ID
63076
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
46991
Name
HIP51077
RA
156.539492
DEC
-42.73871
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 44.9510 44.9730 142.7000 142.8000
A0-J2 126.0780 126.1320 81.6000 81.7000
A0-J6 166.1780 166.1570 18.9010 18.9810
B5-J2 111.5620 111.5780 60.9000 61.0000
B5-J6 194.8100 194.7960 7.8500 7.9220
J2-J6 155.8080 155.8630 332.9390 333.0020
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 60677.3024191028
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP51077
RA 156.539492
DEC -42.73871
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 44.951
HIERARCH ESO ISS PBL12 END 44.973
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.8
HIERARCH ESO ISS PBL13 START 126.078
HIERARCH ESO ISS PBL13 END 126.132
HIERARCH ESO ISS PBLA13 START 81.6
HIERARCH ESO ISS PBLA13 END 81.7
HIERARCH ESO ISS PBL14 START 166.178
HIERARCH ESO ISS PBL14 END 166.157
HIERARCH ESO ISS PBLA14 START 18.901
HIERARCH ESO ISS PBLA14 END 18.981
HIERARCH ESO ISS PBL23 START 111.562
HIERARCH ESO ISS PBL23 END 111.578
HIERARCH ESO ISS PBLA23 START 60.9
HIERARCH ESO ISS PBLA23 END 61.0
HIERARCH ESO ISS PBL24 START 194.81
HIERARCH ESO ISS PBL24 END 194.796
HIERARCH ESO ISS PBLA24 START 7.85
HIERARCH ESO ISS PBLA24 END 7.922
HIERARCH ESO ISS PBL34 START 155.808
HIERARCH ESO ISS PBL34 END 155.863
HIERARCH ESO ISS PBLA34 START 332.939
HIERARCH ESO ISS PBLA34 END 333.002
HIERARCH ESO ISS AMBI TAU0 START 0.012168
HIERARCH ESO ISS AMBI TAU0 END 0.012551
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.5