Exposure
ID
PIONI.2025-01-02T03:11:03.957_1
Header ID
PIONI.2025-01-02T03:11:03.957
Date updated
2025-01-02 03:20:45 UTC+0000
Release date
2026-01-02 03:20:45 UTC+0000
UTC Start
2025-01-02 03:11:03.958
UTC End
2025-01-02 03:11:29.558
MJD Start
60677.1326846941
MJD End
60677.1329809904
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00595
Ambient temperature (°C)
13.49
Seeing (arcsec)
0.97
Observation
ID
63058
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
46973
Name
HIP46736
RA
142.888076
DEC
-35.71571
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 35.5470 35.5990 132.4000 132.4000
A0-J2 86.1880 86.3290 43.6000 43.8000
A0-J6 169.6410 169.6420 351.8420 351.9270
B5-J2 92.5370 92.5860 21.0000 21.2000
B5-J6 198.3870 198.4070 345.3100 345.3760
J2-J6 134.5860 134.7190 321.6450 321.6610
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 60677.1326846941
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP46736
RA 142.888076
DEC -35.71571
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 35.547
HIERARCH ESO ISS PBL12 END 35.599
HIERARCH ESO ISS PBLA12 START 132.4
HIERARCH ESO ISS PBLA12 END 132.4
HIERARCH ESO ISS PBL13 START 86.188
HIERARCH ESO ISS PBL13 END 86.329
HIERARCH ESO ISS PBLA13 START 43.6
HIERARCH ESO ISS PBLA13 END 43.8
HIERARCH ESO ISS PBL14 START 169.641
HIERARCH ESO ISS PBL14 END 169.642
HIERARCH ESO ISS PBLA14 START 351.842
HIERARCH ESO ISS PBLA14 END 351.927
HIERARCH ESO ISS PBL23 START 92.537
HIERARCH ESO ISS PBL23 END 92.586
HIERARCH ESO ISS PBLA23 START 21.0
HIERARCH ESO ISS PBLA23 END 21.2
HIERARCH ESO ISS PBL24 START 198.387
HIERARCH ESO ISS PBL24 END 198.407
HIERARCH ESO ISS PBLA24 START 345.31
HIERARCH ESO ISS PBLA24 END 345.376
HIERARCH ESO ISS PBL34 START 134.586
HIERARCH ESO ISS PBL34 END 134.719
HIERARCH ESO ISS PBLA34 START 321.645
HIERARCH ESO ISS PBLA34 END 321.661
HIERARCH ESO ISS AMBI TAU0 START 0.00595
HIERARCH ESO ISS AMBI TAU0 END 0.00595
HIERARCH ESO ISS AMBI TEMP 13.49
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.97