Exposure
ID
PIONI.2025-01-02T05:51:11.960_1
Header ID
PIONI.2025-01-02T05:51:11.960
Date updated
2025-01-02 06:00:48 UTC+0000
Release date
2026-01-02 06:00:48 UTC+0000
UTC Start
2025-01-02 05:51:11.961
UTC End
2025-01-02 05:51:37.561
MJD Start
60677.2438884322
MJD End
60677.24418472849
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008469
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.51
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 32.8050 32.8610 127.5000 127.5000
A0-J2 93.0820 93.1910 38.3000 38.4000
A0-J6 168.1710 168.1780 351.2560 351.3420
B5-J2 98.2650 98.2980 18.8000 18.9000
B5-J6 193.1920 193.2220 344.5110 344.5790
J2-J6 124.8860 125.0320 318.2280 318.2540
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 60677.2438884322
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 32.805
HIERARCH ESO ISS PBL12 END 32.861
HIERARCH ESO ISS PBLA12 START 127.5
HIERARCH ESO ISS PBLA12 END 127.5
HIERARCH ESO ISS PBL13 START 93.082
HIERARCH ESO ISS PBL13 END 93.191
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 38.4
HIERARCH ESO ISS PBL14 START 168.171
HIERARCH ESO ISS PBL14 END 168.178
HIERARCH ESO ISS PBLA14 START 351.256
HIERARCH ESO ISS PBLA14 END 351.342
HIERARCH ESO ISS PBL23 START 98.265
HIERARCH ESO ISS PBL23 END 98.298
HIERARCH ESO ISS PBLA23 START 18.8
HIERARCH ESO ISS PBLA23 END 18.9
HIERARCH ESO ISS PBL24 START 193.192
HIERARCH ESO ISS PBL24 END 193.222
HIERARCH ESO ISS PBLA24 START 344.511
HIERARCH ESO ISS PBLA24 END 344.579
HIERARCH ESO ISS PBL34 START 124.886
HIERARCH ESO ISS PBL34 END 125.032
HIERARCH ESO ISS PBLA34 START 318.228
HIERARCH ESO ISS PBLA34 END 318.254
HIERARCH ESO ISS AMBI TAU0 START 0.008469
HIERARCH ESO ISS AMBI TAU0 END 0.008469
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.51