Exposure
ID
PIONI.2025-01-01T07:52:23.218_1
Header ID
PIONI.2025-01-01T07:52:23.218
Date updated
2025-01-01 08:00:35 UTC+0000
Release date
2026-01-01 08:00:34 UTC+0000
UTC Start
2025-01-01 07:52:23.218
UTC End
2025-01-01 07:52:48.818
MJD Start
60676.3280465016
MJD End
60676.3283427979
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0044085
Ambient temperature (°C)
14.14
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 47.9510 47.9380 142.6000 142.6000
A0-J2 111.1840 111.3530 98.2000 98.1000
A0-J6 126.2930 126.3600 12.9630 13.0700
B5-J2 83.9340 84.1190 74.6000 74.6000
B5-J6 161.1580 161.1570 359.7130 359.8030
J2-J6 161.1260 161.0640 329.5250 329.5410
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 60676.3280465016
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 47.951
HIERARCH ESO ISS PBL12 END 47.938
HIERARCH ESO ISS PBLA12 START 142.6
HIERARCH ESO ISS PBLA12 END 142.6
HIERARCH ESO ISS PBL13 START 111.184
HIERARCH ESO ISS PBL13 END 111.353
HIERARCH ESO ISS PBLA13 START 98.2
HIERARCH ESO ISS PBLA13 END 98.1
HIERARCH ESO ISS PBL14 START 126.293
HIERARCH ESO ISS PBL14 END 126.36
HIERARCH ESO ISS PBLA14 START 12.963
HIERARCH ESO ISS PBLA14 END 13.07
HIERARCH ESO ISS PBL23 START 83.934
HIERARCH ESO ISS PBL23 END 84.119
HIERARCH ESO ISS PBLA23 START 74.6
HIERARCH ESO ISS PBLA23 END 74.6
HIERARCH ESO ISS PBL24 START 161.158
HIERARCH ESO ISS PBL24 END 161.157
HIERARCH ESO ISS PBLA24 START 359.713
HIERARCH ESO ISS PBLA24 END 359.803
HIERARCH ESO ISS PBL34 START 161.126
HIERARCH ESO ISS PBL34 END 161.064
HIERARCH ESO ISS PBLA34 START 329.525
HIERARCH ESO ISS PBLA34 END 329.541
HIERARCH ESO ISS AMBI TAU0 START 0.004064
HIERARCH ESO ISS AMBI TAU0 END 0.004753
HIERARCH ESO ISS AMBI TEMP 14.14
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.77