Exposure
ID
PIONI.2025-01-02T03:10:26.194_1
Header ID
PIONI.2025-01-02T03:10:26.194
Date updated
2025-01-02 03:15:30 UTC+0000
Release date
2026-01-02 03:15:30 UTC+0000
UTC Start
2025-01-02 03:10:26.193
UTC End
2025-01-02 03:10:51.793
MJD Start
60677.1322476096
MJD End
60677.1325439059
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 35.4920 35.5440 132.4000 132.4000
A0-J2 86.0390 86.1800 43.4000 43.6000
A0-J6 169.6390 169.6410 351.7530 351.8380
B5-J2 92.4870 92.5350 20.9000 21.0000
B5-J6 198.3660 198.3860 345.2410 345.3070
J2-J6 134.4460 134.5790 321.6270 321.6440
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 60677.1322476096
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 35.492
HIERARCH ESO ISS PBL12 END 35.544
HIERARCH ESO ISS PBLA12 START 132.4
HIERARCH ESO ISS PBLA12 END 132.4
HIERARCH ESO ISS PBL13 START 86.039
HIERARCH ESO ISS PBL13 END 86.18
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.6
HIERARCH ESO ISS PBL14 START 169.639
HIERARCH ESO ISS PBL14 END 169.641
HIERARCH ESO ISS PBLA14 START 351.753
HIERARCH ESO ISS PBLA14 END 351.838
HIERARCH ESO ISS PBL23 START 92.487
HIERARCH ESO ISS PBL23 END 92.535
HIERARCH ESO ISS PBLA23 START 20.9
HIERARCH ESO ISS PBLA23 END 21.0
HIERARCH ESO ISS PBL24 START 198.366
HIERARCH ESO ISS PBL24 END 198.386
HIERARCH ESO ISS PBLA24 START 345.241
HIERARCH ESO ISS PBLA24 END 345.307
HIERARCH ESO ISS PBL34 START 134.446
HIERARCH ESO ISS PBL34 END 134.579
HIERARCH ESO ISS PBLA34 START 321.627
HIERARCH ESO ISS PBLA34 END 321.644
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