Exposure
ID
PIONI.2025-06-01T09:21:37.301_1
Header ID
PIONI.2025-06-01T09:21:37.301
Date updated
2025-06-01 09:31:59 UTC+0000
Release date
2026-06-01 09:31:59 UTC+0000
UTC Start
2025-06-01 09:21:37.301
UTC End
2025-06-01 09:22:02.901
MJD Start
60827.3900150587
MJD End
60827.390311355
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007763
Ambient temperature (°C)
12.75
Seeing (arcsec)
0.36
Observation
ID
67695
Category
science
Program ID
115.285P.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
50347
Name
HIP112203
RA
340.874232
DEC
-41.41487
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 44.6100 44.6340 141.0000 141.1000
A0-J2 123.8560 123.9270 78.5000 78.6000
A0-J6 167.5740 167.5600 16.1320 16.2130
B5-J2 110.6170 110.6460 57.5000 57.6000
B5-J6 196.5390 196.5310 5.4060 5.4780
J2-J6 155.4520 155.5120 331.2370 331.2960
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60827.3900150587
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP112203
RA 340.874232
DEC -41.41487
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
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 44.61
HIERARCH ESO ISS PBL12 END 44.634
HIERARCH ESO ISS PBLA12 START 141.0
HIERARCH ESO ISS PBLA12 END 141.1
HIERARCH ESO ISS PBL13 START 123.856
HIERARCH ESO ISS PBL13 END 123.927
HIERARCH ESO ISS PBLA13 START 78.5
HIERARCH ESO ISS PBLA13 END 78.6
HIERARCH ESO ISS PBL14 START 167.574
HIERARCH ESO ISS PBL14 END 167.56
HIERARCH ESO ISS PBLA14 START 16.132
HIERARCH ESO ISS PBLA14 END 16.213
HIERARCH ESO ISS PBL23 START 110.617
HIERARCH ESO ISS PBL23 END 110.646
HIERARCH ESO ISS PBLA23 START 57.5
HIERARCH ESO ISS PBLA23 END 57.6
HIERARCH ESO ISS PBL24 START 196.539
HIERARCH ESO ISS PBL24 END 196.531
HIERARCH ESO ISS PBLA24 START 5.406
HIERARCH ESO ISS PBLA24 END 5.478
HIERARCH ESO ISS PBL34 START 155.452
HIERARCH ESO ISS PBL34 END 155.512
HIERARCH ESO ISS PBLA34 START 331.237
HIERARCH ESO ISS PBLA34 END 331.296
HIERARCH ESO ISS AMBI TAU0 START 0.007763
HIERARCH ESO ISS AMBI TAU0 END 0.007763
HIERARCH ESO ISS AMBI TEMP 12.75
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.36