Exposure
ID
PIONI.2025-01-02T05:49:57.153_1
Header ID
PIONI.2025-01-02T05:49:57.153
Date updated
2025-01-02 05:55:41 UTC+0000
Release date
2026-01-02 05:55:41 UTC+0000
UTC Start
2025-01-02 05:49:57.152
UTC End
2025-01-02 05:50:22.752
MJD Start
60677.2430225955
MJD End
60677.2433188918
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008967
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.52
Observation
ID
63064
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
46979
Name
HIP59785
RA
183.873602
DEC
-41.91428
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 32.6890 32.7450 127.4000 127.4000
A0-J2 92.8580 92.9650 37.9000 38.1000
A0-J6 168.1570 168.1630 351.0760 351.1620
B5-J2 98.1950 98.2280 18.4000 18.6000
B5-J6 193.1280 193.1590 344.3680 344.4350
J2-J6 124.5810 124.7280 318.1730 318.1990
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 60677.2430225955
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP59785
RA 183.873602
DEC -41.91428
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 32.689
HIERARCH ESO ISS PBL12 END 32.745
HIERARCH ESO ISS PBLA12 START 127.4
HIERARCH ESO ISS PBLA12 END 127.4
HIERARCH ESO ISS PBL13 START 92.858
HIERARCH ESO ISS PBL13 END 92.965
HIERARCH ESO ISS PBLA13 START 37.9
HIERARCH ESO ISS PBLA13 END 38.1
HIERARCH ESO ISS PBL14 START 168.157
HIERARCH ESO ISS PBL14 END 168.163
HIERARCH ESO ISS PBLA14 START 351.076
HIERARCH ESO ISS PBLA14 END 351.162
HIERARCH ESO ISS PBL23 START 98.195
HIERARCH ESO ISS PBL23 END 98.228
HIERARCH ESO ISS PBLA23 START 18.4
HIERARCH ESO ISS PBLA23 END 18.6
HIERARCH ESO ISS PBL24 START 193.128
HIERARCH ESO ISS PBL24 END 193.159
HIERARCH ESO ISS PBLA24 START 344.368
HIERARCH ESO ISS PBLA24 END 344.435
HIERARCH ESO ISS PBL34 START 124.581
HIERARCH ESO ISS PBL34 END 124.728
HIERARCH ESO ISS PBLA34 START 318.173
HIERARCH ESO ISS PBLA34 END 318.199
HIERARCH ESO ISS AMBI TAU0 START 0.008967
HIERARCH ESO ISS AMBI TAU0 END 0.008967
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52