Exposure
ID
PIONI.2025-06-01T09:19:44.611_1
Header ID
PIONI.2025-06-01T09:19:44.611
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 09:19:44.611
UTC End
2025-06-01 09:20:10.211
MJD Start
60827.3887107782
MJD End
60827.3890070745
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007993
Ambient temperature (°C)
12.77
Seeing (arcsec)
0.39
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 44.5340 44.5590 140.9000 140.9000
A0-J2 123.6300 123.7020 78.2000 78.3000
A0-J6 167.6200 167.6050 15.8780 15.9600
B5-J2 110.5250 110.5550 57.2000 57.3000
B5-J6 196.5660 196.5570 5.1810 5.2530
J2-J6 155.2610 155.3220 331.0570 331.1160
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 60827.3887107782
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 44.534
HIERARCH ESO ISS PBL12 END 44.559
HIERARCH ESO ISS PBLA12 START 140.9
HIERARCH ESO ISS PBLA12 END 140.9
HIERARCH ESO ISS PBL13 START 123.63
HIERARCH ESO ISS PBL13 END 123.702
HIERARCH ESO ISS PBLA13 START 78.2
HIERARCH ESO ISS PBLA13 END 78.3
HIERARCH ESO ISS PBL14 START 167.62
HIERARCH ESO ISS PBL14 END 167.605
HIERARCH ESO ISS PBLA14 START 15.878
HIERARCH ESO ISS PBLA14 END 15.96
HIERARCH ESO ISS PBL23 START 110.525
HIERARCH ESO ISS PBL23 END 110.555
HIERARCH ESO ISS PBLA23 START 57.2
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 196.566
HIERARCH ESO ISS PBL24 END 196.557
HIERARCH ESO ISS PBLA24 START 5.181
HIERARCH ESO ISS PBLA24 END 5.253
HIERARCH ESO ISS PBL34 START 155.261
HIERARCH ESO ISS PBL34 END 155.322
HIERARCH ESO ISS PBLA34 START 331.057
HIERARCH ESO ISS PBLA34 END 331.116
HIERARCH ESO ISS AMBI TAU0 START 0.007993
HIERARCH ESO ISS AMBI TAU0 END 0.007993
HIERARCH ESO ISS AMBI TEMP 12.77
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39