Exposure
ID
PIONI.2025-01-02T07:16:44.584_1
Header ID
PIONI.2025-01-02T07:16:44.584
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 07:16:44.585
UTC End
2025-01-02 07:17:10.185
MJD Start
60677.3032938046
MJD End
60677.3035901009
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.012161
Ambient temperature (°C)
13.75
Seeing (arcsec)
0.49
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 44.9970 45.0180 142.9000 142.9000
A0-J2 126.1910 126.2440 81.8000 81.9000
A0-J6 166.1320 166.1110 19.0710 19.1510
B5-J2 111.5960 111.6120 61.1000 61.2000
B5-J6 194.7800 194.7660 8.0030 8.0750
J2-J6 155.9240 155.9780 333.0720 333.1350
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 60677.3032938046
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 44.997
HIERARCH ESO ISS PBL12 END 45.018
HIERARCH ESO ISS PBLA12 START 142.9
HIERARCH ESO ISS PBLA12 END 142.9
HIERARCH ESO ISS PBL13 START 126.191
HIERARCH ESO ISS PBL13 END 126.244
HIERARCH ESO ISS PBLA13 START 81.8
HIERARCH ESO ISS PBLA13 END 81.9
HIERARCH ESO ISS PBL14 START 166.132
HIERARCH ESO ISS PBL14 END 166.111
HIERARCH ESO ISS PBLA14 START 19.071
HIERARCH ESO ISS PBLA14 END 19.151
HIERARCH ESO ISS PBL23 START 111.596
HIERARCH ESO ISS PBL23 END 111.612
HIERARCH ESO ISS PBLA23 START 61.1
HIERARCH ESO ISS PBLA23 END 61.2
HIERARCH ESO ISS PBL24 START 194.78
HIERARCH ESO ISS PBL24 END 194.766
HIERARCH ESO ISS PBLA24 START 8.003
HIERARCH ESO ISS PBLA24 END 8.075
HIERARCH ESO ISS PBL34 START 155.924
HIERARCH ESO ISS PBL34 END 155.978
HIERARCH ESO ISS PBLA34 START 333.072
HIERARCH ESO ISS PBLA34 END 333.135
HIERARCH ESO ISS AMBI TAU0 START 0.012161
HIERARCH ESO ISS AMBI TAU0 END 0.012161
HIERARCH ESO ISS AMBI TEMP 13.75
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49