Exposure
ID
PIONI.2025-01-01T08:11:19.366_1
Header ID
PIONI.2025-01-01T08:11:19.366
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 08:11:19.366
UTC End
2025-01-01 08:11:44.966
MJD Start
60676.3411963647
MJD End
60676.341492661
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004216
Ambient temperature (°C)
13.49
Seeing (arcsec)
0.835
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 47.4810 47.4640 142.6000 142.6000
A0-J2 116.1590 116.3050 97.1000 97.1000
A0-J6 128.6090 128.6900 16.2480 16.3490
B5-J2 89.5230 89.6920 74.9000 74.9000
B5-J6 161.3540 161.3680 2.5410 2.6300
J2-J6 159.0350 158.9650 330.1030 330.1240
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 60676.3411963647
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 47.481
HIERARCH ESO ISS PBL12 END 47.464
HIERARCH ESO ISS PBLA12 START 142.6
HIERARCH ESO ISS PBLA12 END 142.6
HIERARCH ESO ISS PBL13 START 116.159
HIERARCH ESO ISS PBL13 END 116.305
HIERARCH ESO ISS PBLA13 START 97.1
HIERARCH ESO ISS PBLA13 END 97.1
HIERARCH ESO ISS PBL14 START 128.609
HIERARCH ESO ISS PBL14 END 128.69
HIERARCH ESO ISS PBLA14 START 16.248
HIERARCH ESO ISS PBLA14 END 16.349
HIERARCH ESO ISS PBL23 START 89.523
HIERARCH ESO ISS PBL23 END 89.692
HIERARCH ESO ISS PBLA23 START 74.9
HIERARCH ESO ISS PBLA23 END 74.9
HIERARCH ESO ISS PBL24 START 161.354
HIERARCH ESO ISS PBL24 END 161.368
HIERARCH ESO ISS PBLA24 START 2.541
HIERARCH ESO ISS PBLA24 END 2.63
HIERARCH ESO ISS PBL34 START 159.035
HIERARCH ESO ISS PBL34 END 158.965
HIERARCH ESO ISS PBLA34 START 330.103
HIERARCH ESO ISS PBLA34 END 330.124
HIERARCH ESO ISS AMBI TAU0 START 0.004216
HIERARCH ESO ISS AMBI TAU0 END 0.004216
HIERARCH ESO ISS AMBI TEMP 13.49
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.81