Exposure
ID
PIONI.2025-01-02T05:36:37.160_1
Header ID
PIONI.2025-01-02T05:36:37.160
Date updated
2025-01-02 05:40:47 UTC+0000
Release date
2026-01-02 05:40:47 UTC+0000
UTC Start
2025-01-02 05:36:37.160
UTC End
2025-01-02 05:37:02.760
MJD Start
60677.2337634284
MJD End
60677.234059724695
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0075475
Ambient temperature (°C)
13.91
Seeing (arcsec)
0.655
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 31.4260 31.4840 126.9000 126.9000
A0-J2 90.5550 90.6540 33.6000 33.8000
A0-J6 167.9830 167.9910 349.1790 349.2640
B5-J2 97.5200 97.5480 14.9000 15.0000
B5-J6 192.3940 192.4290 342.8700 342.9370
J2-J6 121.2580 121.4110 317.6490 317.6710
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 60677.2337634284
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 31.426
HIERARCH ESO ISS PBL12 END 31.484
HIERARCH ESO ISS PBLA12 START 126.9
HIERARCH ESO ISS PBLA12 END 126.9
HIERARCH ESO ISS PBL13 START 90.555
HIERARCH ESO ISS PBL13 END 90.654
HIERARCH ESO ISS PBLA13 START 33.6
HIERARCH ESO ISS PBLA13 END 33.8
HIERARCH ESO ISS PBL14 START 167.983
HIERARCH ESO ISS PBL14 END 167.991
HIERARCH ESO ISS PBLA14 START 349.179
HIERARCH ESO ISS PBLA14 END 349.264
HIERARCH ESO ISS PBL23 START 97.52
HIERARCH ESO ISS PBL23 END 97.548
HIERARCH ESO ISS PBLA23 START 14.9
HIERARCH ESO ISS PBLA23 END 15.0
HIERARCH ESO ISS PBL24 START 192.394
HIERARCH ESO ISS PBL24 END 192.429
HIERARCH ESO ISS PBLA24 START 342.87
HIERARCH ESO ISS PBLA24 END 342.937
HIERARCH ESO ISS PBL34 START 121.258
HIERARCH ESO ISS PBL34 END 121.411
HIERARCH ESO ISS PBLA34 START 317.649
HIERARCH ESO ISS PBLA34 END 317.671
HIERARCH ESO ISS AMBI TAU0 START 0.007599
HIERARCH ESO ISS AMBI TAU0 END 0.007496
HIERARCH ESO ISS AMBI TEMP 13.91
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.67