Exposure
ID
PIONI.2025-01-02T07:29:27.317_1
Header ID
PIONI.2025-01-02T07:29:27.317
Date updated
2025-01-02 07:35:41 UTC+0000
Release date
2026-01-02 07:35:41 UTC+0000
UTC Start
2025-01-02 07:29:27.318
UTC End
2025-01-02 07:29:52.918
MJD Start
60677.3121217317
MJD End
60677.312418028
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.012585
Ambient temperature (°C)
13.57
Seeing (arcsec)
0.47
Observation
ID
63076
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
46991
Name
HIP51077
RA
156.539492
DEC
-42.73871
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 45.4310 45.4510 144.3000 144.3000
A0-J2 127.2150 127.2580 84.0000 84.1000
A0-J6 165.6370 165.6110 20.7640 20.8430
B5-J2 111.8610 111.8700 63.4000 63.5000
B5-J6 194.4470 194.4290 9.5320 9.6030
J2-J6 157.0250 157.0730 334.4260 334.4840
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 60677.3121217317
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP51077
RA 156.539492
DEC -42.73871
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 45.431
HIERARCH ESO ISS PBL12 END 45.451
HIERARCH ESO ISS PBLA12 START 144.3
HIERARCH ESO ISS PBLA12 END 144.3
HIERARCH ESO ISS PBL13 START 127.215
HIERARCH ESO ISS PBL13 END 127.258
HIERARCH ESO ISS PBLA13 START 84.0
HIERARCH ESO ISS PBLA13 END 84.1
HIERARCH ESO ISS PBL14 START 165.637
HIERARCH ESO ISS PBL14 END 165.611
HIERARCH ESO ISS PBLA14 START 20.764
HIERARCH ESO ISS PBLA14 END 20.843
HIERARCH ESO ISS PBL23 START 111.861
HIERARCH ESO ISS PBL23 END 111.87
HIERARCH ESO ISS PBLA23 START 63.4
HIERARCH ESO ISS PBLA23 END 63.5
HIERARCH ESO ISS PBL24 START 194.447
HIERARCH ESO ISS PBL24 END 194.429
HIERARCH ESO ISS PBLA24 START 9.532
HIERARCH ESO ISS PBLA24 END 9.603
HIERARCH ESO ISS PBL34 START 157.025
HIERARCH ESO ISS PBL34 END 157.073
HIERARCH ESO ISS PBLA34 START 334.426
HIERARCH ESO ISS PBLA34 END 334.484
HIERARCH ESO ISS AMBI TAU0 START 0.012585
HIERARCH ESO ISS AMBI TAU0 END 0.012585
HIERARCH ESO ISS AMBI TEMP 13.57
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47