Exposure
ID
PIONI.2025-01-02T05:35:22.409_1
Header ID
PIONI.2025-01-02T05:35:22.409
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 05:35:22.409
UTC End
2025-01-02 05:35:48.009
MJD Start
60677.2328982512
MJD End
60677.233194547494
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007599
Ambient temperature (°C)
13.97
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 31.3070 31.3630 126.9000 126.9000
A0-J2 90.3510 90.4470 33.2000 33.4000
A0-J6 167.9640 167.9730 349.0040 349.0880
B5-J2 97.4640 97.4910 14.5000 14.7000
B5-J6 192.3220 192.3560 342.7330 342.7990
J2-J6 120.9440 121.0930 317.6050 317.6270
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 60677.2328982512
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 31.307
HIERARCH ESO ISS PBL12 END 31.363
HIERARCH ESO ISS PBLA12 START 126.9
HIERARCH ESO ISS PBLA12 END 126.9
HIERARCH ESO ISS PBL13 START 90.351
HIERARCH ESO ISS PBL13 END 90.447
HIERARCH ESO ISS PBLA13 START 33.2
HIERARCH ESO ISS PBLA13 END 33.4
HIERARCH ESO ISS PBL14 START 167.964
HIERARCH ESO ISS PBL14 END 167.973
HIERARCH ESO ISS PBLA14 START 349.004
HIERARCH ESO ISS PBLA14 END 349.088
HIERARCH ESO ISS PBL23 START 97.464
HIERARCH ESO ISS PBL23 END 97.491
HIERARCH ESO ISS PBLA23 START 14.5
HIERARCH ESO ISS PBLA23 END 14.7
HIERARCH ESO ISS PBL24 START 192.322
HIERARCH ESO ISS PBL24 END 192.356
HIERARCH ESO ISS PBLA24 START 342.733
HIERARCH ESO ISS PBLA24 END 342.799
HIERARCH ESO ISS PBL34 START 120.944
HIERARCH ESO ISS PBL34 END 121.093
HIERARCH ESO ISS PBLA34 START 317.605
HIERARCH ESO ISS PBLA34 END 317.627
HIERARCH ESO ISS AMBI TAU0 START 0.007599
HIERARCH ESO ISS AMBI TAU0 END 0.007599
HIERARCH ESO ISS AMBI TEMP 13.97
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64