Exposure
ID
PIONI.2025-01-02T05:35:59.755_1
Header ID
PIONI.2025-01-02T05:35:59.755
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 05:35:59.756
UTC End
2025-01-02 05:36:25.356
MJD Start
60677.233330504
MJD End
60677.2336268003
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007599
Ambient temperature (°C)
13.91
Seeing (arcsec)
0.64
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 31.3660 31.4240 126.9000 126.9000
A0-J2 90.4530 90.5520 33.4000 33.6000
A0-J6 167.9740 167.9820 349.0930 349.1780
B5-J2 97.4920 97.5190 14.7000 14.9000
B5-J6 192.3580 192.3930 342.8030 342.8700
J2-J6 121.1010 121.2540 317.6280 317.6500
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 60677.233330504
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 31.366
HIERARCH ESO ISS PBL12 END 31.424
HIERARCH ESO ISS PBLA12 START 126.9
HIERARCH ESO ISS PBLA12 END 126.9
HIERARCH ESO ISS PBL13 START 90.453
HIERARCH ESO ISS PBL13 END 90.552
HIERARCH ESO ISS PBLA13 START 33.4
HIERARCH ESO ISS PBLA13 END 33.6
HIERARCH ESO ISS PBL14 START 167.974
HIERARCH ESO ISS PBL14 END 167.982
HIERARCH ESO ISS PBLA14 START 349.093
HIERARCH ESO ISS PBLA14 END 349.178
HIERARCH ESO ISS PBL23 START 97.492
HIERARCH ESO ISS PBL23 END 97.519
HIERARCH ESO ISS PBLA23 START 14.7
HIERARCH ESO ISS PBLA23 END 14.9
HIERARCH ESO ISS PBL24 START 192.358
HIERARCH ESO ISS PBL24 END 192.393
HIERARCH ESO ISS PBLA24 START 342.803
HIERARCH ESO ISS PBLA24 END 342.87
HIERARCH ESO ISS PBL34 START 121.101
HIERARCH ESO ISS PBL34 END 121.254
HIERARCH ESO ISS PBLA34 START 317.628
HIERARCH ESO ISS PBLA34 END 317.65
HIERARCH ESO ISS AMBI TAU0 START 0.007599
HIERARCH ESO ISS AMBI TAU0 END 0.007599
HIERARCH ESO ISS AMBI TEMP 13.91
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64