Exposure
ID
PIONI.2025-01-01T08:13:48.914_1
Header ID
PIONI.2025-01-01T08:13:48.914
Date updated
2025-01-01 08:20:51 UTC+0000
Release date
2026-01-01 08:20:51 UTC+0000
UTC Start
2025-01-01 08:13:48.913
UTC End
2025-01-01 08:14:14.513
MJD Start
60676.3429272384
MJD End
60676.3432235347
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004361
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.76
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 47.4100 47.3930 142.6000 142.6000
A0-J2 116.7600 116.9030 97.0000 97.0000
A0-J6 128.9480 129.0300 16.6650 16.7640
B5-J2 90.2210 90.3870 74.9000 74.9000
B5-J6 161.4160 161.4320 2.9120 3.0010
J2-J6 158.7410 158.6700 330.1940 330.2160
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 60676.3429272384
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 47.41
HIERARCH ESO ISS PBL12 END 47.393
HIERARCH ESO ISS PBLA12 START 142.6
HIERARCH ESO ISS PBLA12 END 142.6
HIERARCH ESO ISS PBL13 START 116.76
HIERARCH ESO ISS PBL13 END 116.903
HIERARCH ESO ISS PBLA13 START 97.0
HIERARCH ESO ISS PBLA13 END 97.0
HIERARCH ESO ISS PBL14 START 128.948
HIERARCH ESO ISS PBL14 END 129.03
HIERARCH ESO ISS PBLA14 START 16.665
HIERARCH ESO ISS PBLA14 END 16.764
HIERARCH ESO ISS PBL23 START 90.221
HIERARCH ESO ISS PBL23 END 90.387
HIERARCH ESO ISS PBLA23 START 74.9
HIERARCH ESO ISS PBLA23 END 74.9
HIERARCH ESO ISS PBL24 START 161.416
HIERARCH ESO ISS PBL24 END 161.432
HIERARCH ESO ISS PBLA24 START 2.912
HIERARCH ESO ISS PBLA24 END 3.001
HIERARCH ESO ISS PBL34 START 158.741
HIERARCH ESO ISS PBL34 END 158.67
HIERARCH ESO ISS PBLA34 START 330.194
HIERARCH ESO ISS PBLA34 END 330.216
HIERARCH ESO ISS AMBI TAU0 START 0.004361
HIERARCH ESO ISS AMBI TAU0 END 0.004361
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76