Exposure
ID
PIONI.2025-01-02T05:50:34.610_1
Header ID
PIONI.2025-01-02T05:50:34.610
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 05:50:34.610
UTC End
2025-01-02 05:51:00.210
MJD Start
60677.2434561332
MJD End
60677.243752429495
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008718
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.515
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 32.7480 32.8040 127.5000 127.5000
A0-J2 92.9710 93.0790 38.1000 38.3000
A0-J6 168.1640 168.1710 351.1670 351.2530
B5-J2 98.2300 98.2640 18.6000 18.8000
B5-J6 193.1600 193.1910 344.4390 344.5070
J2-J6 124.7360 124.8820 318.2000 318.2260
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 60677.2434561332
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 32.748
HIERARCH ESO ISS PBL12 END 32.804
HIERARCH ESO ISS PBLA12 START 127.5
HIERARCH ESO ISS PBLA12 END 127.5
HIERARCH ESO ISS PBL13 START 92.971
HIERARCH ESO ISS PBL13 END 93.079
HIERARCH ESO ISS PBLA13 START 38.1
HIERARCH ESO ISS PBLA13 END 38.3
HIERARCH ESO ISS PBL14 START 168.164
HIERARCH ESO ISS PBL14 END 168.171
HIERARCH ESO ISS PBLA14 START 351.167
HIERARCH ESO ISS PBLA14 END 351.253
HIERARCH ESO ISS PBL23 START 98.23
HIERARCH ESO ISS PBL23 END 98.264
HIERARCH ESO ISS PBLA23 START 18.6
HIERARCH ESO ISS PBLA23 END 18.8
HIERARCH ESO ISS PBL24 START 193.16
HIERARCH ESO ISS PBL24 END 193.191
HIERARCH ESO ISS PBLA24 START 344.439
HIERARCH ESO ISS PBLA24 END 344.507
HIERARCH ESO ISS PBL34 START 124.736
HIERARCH ESO ISS PBL34 END 124.882
HIERARCH ESO ISS PBLA34 START 318.2
HIERARCH ESO ISS PBLA34 END 318.226
HIERARCH ESO ISS AMBI TAU0 START 0.008967
HIERARCH ESO ISS AMBI TAU0 END 0.008469
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.51