Exposure
ID
PIONI.2025-01-01T08:11:56.641_1
Header ID
PIONI.2025-01-01T08:11:56.641
Date updated
2025-01-01 08:15:39 UTC+0000
Release date
2026-01-01 08:15:39 UTC+0000
UTC Start
2025-01-01 08:11:56.641
UTC End
2025-01-01 08:12:22.241
MJD Start
60676.3416277878
MJD End
60676.341924084096
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004216
Ambient temperature (°C)
13.47
Seeing (arcsec)
0.81
Observation
ID
63048
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
46963
Name
HIP58948
RA
181.30039
DEC
8.7332
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 47.4630 47.4460 142.6000 142.6000
A0-J2 116.3130 116.4580 97.1000 97.1000
A0-J6 128.6940 128.7750 16.3540 16.4540
B5-J2 89.7010 89.8690 74.9000 74.9000
B5-J6 161.3690 161.3830 2.6350 2.7240
J2-J6 158.9610 158.8900 330.1260 330.1470
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 60676.3416277878
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP58948
RA 181.30039
DEC 8.7332
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 47.463
HIERARCH ESO ISS PBL12 END 47.446
HIERARCH ESO ISS PBLA12 START 142.6
HIERARCH ESO ISS PBLA12 END 142.6
HIERARCH ESO ISS PBL13 START 116.313
HIERARCH ESO ISS PBL13 END 116.458
HIERARCH ESO ISS PBLA13 START 97.1
HIERARCH ESO ISS PBLA13 END 97.1
HIERARCH ESO ISS PBL14 START 128.694
HIERARCH ESO ISS PBL14 END 128.775
HIERARCH ESO ISS PBLA14 START 16.354
HIERARCH ESO ISS PBLA14 END 16.454
HIERARCH ESO ISS PBL23 START 89.701
HIERARCH ESO ISS PBL23 END 89.869
HIERARCH ESO ISS PBLA23 START 74.9
HIERARCH ESO ISS PBLA23 END 74.9
HIERARCH ESO ISS PBL24 START 161.369
HIERARCH ESO ISS PBL24 END 161.383
HIERARCH ESO ISS PBLA24 START 2.635
HIERARCH ESO ISS PBLA24 END 2.724
HIERARCH ESO ISS PBL34 START 158.961
HIERARCH ESO ISS PBL34 END 158.89
HIERARCH ESO ISS PBLA34 START 330.126
HIERARCH ESO ISS PBLA34 END 330.147
HIERARCH ESO ISS AMBI TAU0 START 0.004216
HIERARCH ESO ISS AMBI TAU0 END 0.004216
HIERARCH ESO ISS AMBI TEMP 13.47
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81